diff --git a/application.qrc b/application.qrc
index c7201af..52afaf1 100644
--- a/application.qrc
+++ b/application.qrc
@@ -17,5 +17,6 @@
         <file>res/zec_qt_wallet_fr.qm</file>
         <file>res/zec_qt_wallet_pt.qm</file>
         <file>res/zec_qt_wallet_it.qm</file>
+        <file>res/zec_qt_wallet_zh.qm</file>
     </qresource>
 </RCC>
diff --git a/res/zec_qt_wallet_zh.qm b/res/zec_qt_wallet_zh.qm
new file mode 100644
index 0000000..de6ed57
Binary files /dev/null and b/res/zec_qt_wallet_zh.qm differ
diff --git a/silentdragon.pro b/silentdragon.pro
index 025ba3a..090294d 100644
--- a/silentdragon.pro
+++ b/silentdragon.pro
@@ -53,11 +53,13 @@ SOURCES += \
     src/addressbook.cpp \
     src/logger.cpp \
     src/addresscombo.cpp \
+    src/validateaddress.cpp \
     src/websockets.cpp \
     src/mobileappconnector.cpp \
     src/recurring.cpp \
     src/requestdialog.cpp \
-    src/memoedit.cpp
+    src/memoedit.cpp \
+    src/viewalladdresses.cpp
 
 HEADERS += \
     src/mainwindow.h \
@@ -77,12 +79,14 @@ HEADERS += \
     src/fillediconlabel.h \
     src/addressbook.h \
     src/logger.h \
-    src/addresscombo.h \ 
+    src/addresscombo.h \
+    src/validateaddress.h \
     src/websockets.h \
     src/mobileappconnector.h \
     src/recurring.h \
     src/requestdialog.h \
-    src/memoedit.h
+    src/memoedit.h \
+    src/viewalladdresses.h
 
 FORMS += \
     src/mainwindow.ui \
@@ -92,10 +96,14 @@ FORMS += \
     src/turnstile.ui \
     src/turnstileprogress.ui \
     src/privkey.ui \
-    src/memodialog.ui \ 
+    src/memodialog.ui \
+    src/viewalladdresses.ui \
+    src/validateaddress.ui \
+    src/viewalladdresses.ui \
     src/connection.ui \
     src/zboard.ui \
     src/addressbook.ui \
+    src/viewalladdresses.ui \
     src/mobileappconnector.ui \
     src/createzcashconfdialog.ui \
     src/recurringdialog.ui \
@@ -107,7 +115,8 @@ TRANSLATIONS = res/zec_qt_wallet_es.ts \
                res/zec_qt_wallet_fr.ts \
                res/zec_qt_wallet_de.ts \
                res/zec_qt_wallet_pt.ts \
-               res/zec_qt_wallet_it.ts 
+               res/zec_qt_wallet_it.ts \
+               res/zec_qt_wallet_zh.ts
 
 include(singleapplication/singleapplication.pri)
 DEFINES += QAPPLICATION_CLASS=QApplication
diff --git a/src/addressbook.cpp b/src/addressbook.cpp
index 6cf0489..4ef2d2b 100644
--- a/src/addressbook.cpp
+++ b/src/addressbook.cpp
@@ -122,14 +122,32 @@ void AddressBook::open(MainWindow* parent, QLineEdit* target) {
     // Add new address button
     QObject::connect(ab.addNew, &QPushButton::clicked, [&] () {
         auto addr = ab.addr->text().trimmed();
-        if (!addr.isEmpty() && !ab.label->text().isEmpty()) {
-            // Test if address is valid.
-            if (!Settings::isValidAddress(addr)) {
-                QMessageBox::critical(parent, QObject::tr("Address Format Error"), addr + QObject::tr(" doesn't seem to be a valid Hush address."), QMessageBox::Ok);
-            } else {
-                model.addNewLabel(ab.label->text(), ab.addr->text());
-            }
+        QString newLabel = ab.label->text();
+
+        if (addr.isEmpty() || newLabel.isEmpty()) {
+            QMessageBox::critical(parent, QObject::tr("Address or Label Error"), 
+                QObject::tr("Address or Label cannot be empty"), QMessageBox::Ok);
+            return;
         }
+        // Test if address is valid.
+        if (!Settings::isValidAddress(addr)) {
+            QMessageBox::critical(parent, QObject::tr("Address Format Error"), 
+                QObject::tr("%1 doesn't seem to be a valid Zcash address.")
+                    .arg(addr), 
+                QMessageBox::Ok);
+            return;
+        } 
+
+        // Don't allow duplicate address labels.                 
+        if (!getInstance()->getAddressForLabel(newLabel).isEmpty()) {
+            QMessageBox::critical(parent, QObject::tr("Label Error"), 
+                QObject::tr("The label '%1' already exists. Please remove the existing label.")
+                    .arg(newLabel), 
+                QMessageBox::Ok);
+            return;
+        } 
+    
+        model.addNewLabel(newLabel, ab.addr->text());
     });
 
     // Import Button
@@ -217,7 +235,7 @@ void AddressBook::open(MainWindow* parent, QLineEdit* target) {
 
     if (d.exec() == QDialog::Accepted && target != nullptr) {
         auto selection = ab.addresses->selectionModel();
-        if (selection->hasSelection()) {
+        if (selection && selection->hasSelection() && selection->selectedRows().size() > 0) {
             auto item = model.itemAt(selection->selectedRows().at(0).row());
             fnSetTargetLabelAddr(target, item.first, item.second);
         }
@@ -244,17 +262,24 @@ AddressBook::AddressBook() {
 void AddressBook::readFromStorage() {
     QFile file(AddressBook::writeableFile());
 
-    if (!file.exists()) {
-        return;
-    }
+    if (file.exists()) {
+        allLabels.clear();
+        file.open(QIODevice::ReadOnly);
+        QDataStream in(&file);    // read the data serialized from the file
+        QString version;
+        in >> version >> allLabels; 
 
-    allLabels.clear();
-    file.open(QIODevice::ReadOnly);
-    QDataStream in(&file);    // read the data serialized from the file
-    QString version;
-    in >> version >> allLabels; 
+        file.close();
+    }
 
-    file.close();
+    // Special. 
+    // Add the default ZecWallet donation address if it isn't already present
+    // QList<QString> allAddresses;
+    // std::transform(allLabels.begin(), allLabels.end(), 
+    //     std::back_inserter(allAddresses), [=] (auto i) { return i.second; });
+    // if (!allAddresses.contains(Settings::getDonationAddr(true))) {
+    //     allLabels.append(QPair<QString, QString>("ZecWallet donation", Settings::getDonationAddr(true)));
+    // }
 }
 
 void AddressBook::writeToStorage() {
@@ -337,6 +362,16 @@ QString AddressBook::getLabelForAddress(QString addr) {
     return "";
 }
 
+// Get the address for a label
+QString AddressBook::getAddressForLabel(QString label) {
+    for (auto i: allLabels) {
+        if (i.first == label)
+            return i.second;
+    }
+
+    return "";
+}
+
 QString AddressBook::addLabelToAddress(QString addr) {
     QString label = AddressBook::getInstance()->getLabelForAddress(addr);
     if (!label.isEmpty())
diff --git a/src/addressbook.h b/src/addressbook.h
index 41f9ff9..af64c07 100644
--- a/src/addressbook.h
+++ b/src/addressbook.h
@@ -10,9 +10,9 @@ class AddressBookModel : public QAbstractTableModel {
 public:
     AddressBookModel(QTableView* parent);
     ~AddressBookModel();
-
-    void addNewLabel(QString label, QString addr);
-    void removeItemAt(int row);
+                            
+    void                    addNewLabel(QString label, QString addr);
+    void                    removeItemAt(int row);
     QPair<QString, QString> itemAt(int row);
 
     int      rowCount(const QModelIndex &parent) const;
@@ -52,6 +52,8 @@ public:
 
     // Get an address's first label
     QString getLabelForAddress(QString address);
+    // Get a Label's address
+    QString getAddressForLabel(QString label);
 private:
     AddressBook();
 
diff --git a/src/addressbook.ui b/src/addressbook.ui
index 946fb13..a20ee8f 100644
--- a/src/addressbook.ui
+++ b/src/addressbook.ui
@@ -23,7 +23,7 @@
       <item>
        <widget class="QLabel" name="label_1">
         <property name="text">
-         <string>Address</string>
+         <string>Address (z-Addr or t-Addr)</string>
         </property>
        </widget>
       </item>
diff --git a/src/mainwindow.cpp b/src/mainwindow.cpp
index c285882..279068b 100644
--- a/src/mainwindow.cpp
+++ b/src/mainwindow.cpp
@@ -1,5 +1,7 @@
 #include "mainwindow.h"
 #include "addressbook.h"
+#include "viewalladdresses.h"
+#include "validateaddress.h"
 #include "ui_mainwindow.h"
 #include "ui_mobileappconnector.h"
 #include "ui_addressbook.h"
@@ -9,6 +11,8 @@
 #include "ui_settings.h"
 #include "ui_turnstile.h"
 #include "ui_turnstileprogress.h"
+#include "ui_viewalladdresses.h"
+#include "ui_validateaddress.h"
 #include "rpc.h"
 #include "balancestablemodel.h"
 #include "settings.h"
@@ -75,6 +79,9 @@ MainWindow::MainWindow(QWidget *parent) :
     // z-Board.net
     QObject::connect(ui->actionz_board_net, &QAction::triggered, this, &MainWindow::postToZBoard);
 
+    // Validate Address
+    QObject::connect(ui->actionValidate_Address, &QAction::triggered, this, &MainWindow::validateAddress);
+
     // Connect mobile app
     QObject::connect(ui->actionConnect_Mobile_App, &QAction::triggered, this, [=] () {
         if (rpc->getConnection() == nullptr)
@@ -109,7 +116,7 @@ MainWindow::MainWindow(QWidget *parent) :
 
     setupSendTab();
     setupTransactionsTab();
-    setupRecieveTab();
+    setupReceiveTab();
     setupBalancesTab();
     setupTurnstileDialog();
     setupZcashdTab();
@@ -628,6 +635,48 @@ void MainWindow::donate() {
     ui->tabWidget->setCurrentIndex(1);
 }
 
+/**
+ * Validate an address
+ */
+void MainWindow::validateAddress() {
+    // Make sure everything is up and running
+    if (!getRPC() || !getRPC()->getConnection())
+        return;
+
+    // First thing is ask the user for an address
+    bool ok;
+    auto address = QInputDialog::getText(this, tr("Enter Address to validate"), 
+        tr("Transparent or Shielded Address:") + QString(" ").repeated(140),    // Pad the label so the dialog box is wide enough
+        QLineEdit::Normal, "", &ok);
+    if (!ok)
+        return;
+
+    getRPC()->validateAddress(address, [=] (json props) {
+        QDialog d(this);
+        Ui_ValidateAddress va;
+        va.setupUi(&d);
+        Settings::saveRestore(&d);
+        Settings::saveRestoreTableHeader(va.tblProps, &d, "validateaddressprops");
+        va.tblProps->horizontalHeader()->setStretchLastSection(true);
+
+        va.lblAddress->setText(address);
+
+        QList<QPair<QString, QString>> propsList;
+        for (auto it = props.begin(); it != props.end(); it++) {
+
+            propsList.append(
+                QPair<QString, QString>(
+                    QString::fromStdString(it.key()), QString::fromStdString(it.value().dump()))
+            );
+        }
+
+        ValidateAddressesModel model(va.tblProps, propsList);
+        va.tblProps->setModel(&model);
+
+        d.exec();
+    });
+
+}
 
 void MainWindow::postToZBoard() {
     QDialog d(this);
@@ -827,7 +876,7 @@ void MainWindow::payZcashURI(QString uri, QString myAddr) {
         return;
 
     // Extract the address
-    qDebug() << "Recieved URI " << uri;
+    qDebug() << "Received URI " << uri;
     PaymentURI paymentInfo = Settings::parseURI(uri);
     if (!paymentInfo.error.isEmpty()) {
         QMessageBox::critical(this, tr("Error paying pirate URI"), 
@@ -1238,7 +1287,6 @@ void MainWindow::setupTransactionsTab() {
 }
 
 void MainWindow::addNewZaddr(bool sapling) {
-
     rpc->newZaddr(sapling, [=] (json reply) {
         QString addr = QString::fromStdString(reply.get<json::string_t>());
         // Make sure the RPC class reloads the z-addrs for future use
@@ -1246,8 +1294,8 @@ void MainWindow::addNewZaddr(bool sapling) {
 
         // Just double make sure the z-address is still checked
         if ( sapling && ui->rdioZSAddr->isChecked() ) {
-            ui->listRecieveAddresses->insertItem(0, addr); 
-            ui->listRecieveAddresses->setCurrentIndex(0);
+            ui->listReceiveAddresses->insertItem(0, addr); 
+            ui->listReceiveAddresses->setCurrentIndex(0);
 
             ui->statusBar->showMessage(QString::fromStdString("Created new zAddr") %
                                        (sapling ? "(Sapling)" : "(Sprout)"), 
@@ -1263,14 +1311,14 @@ std::function<void(bool)> MainWindow::addZAddrsToComboList(bool sapling) {
     return [=] (bool checked) { 
         if (checked && this->rpc->getAllZAddresses() != nullptr) { 
             auto addrs = this->rpc->getAllZAddresses();
-            ui->listRecieveAddresses->clear();
+            ui->listReceiveAddresses->clear();
 
             std::for_each(addrs->begin(), addrs->end(), [=] (auto addr) {
                 if ( (sapling &&  Settings::getInstance()->isSaplingAddress(addr)) ||
                     (!sapling && !Settings::getInstance()->isSaplingAddress(addr))) {
                         if (rpc->getAllBalances()) {
                             auto bal = rpc->getAllBalances()->value(addr);
-                            ui->listRecieveAddresses->addItem(addr, bal);
+                            ui->listReceiveAddresses->addItem(addr, bal);
                         }
                 }
             }); 
@@ -1283,15 +1331,17 @@ std::function<void(bool)> MainWindow::addZAddrsToComboList(bool sapling) {
     };
 }
 
-void MainWindow::setupRecieveTab() {
+void MainWindow::setupReceiveTab() {
     auto addNewTAddr = [=] () {
         rpc->newTaddr([=] (json reply) {
             QString addr = QString::fromStdString(reply.get<json::string_t>());
+            // Make sure the RPC class reloads the t-addrs for future use
+            rpc->refreshAddresses();
 
             // Just double make sure the t-address is still checked
             if (ui->rdioTAddr->isChecked()) {
-                ui->listRecieveAddresses->insertItem(0, addr);
-                ui->listRecieveAddresses->setCurrentIndex(0);
+                ui->listReceiveAddresses->insertItem(0, addr);
+                ui->listReceiveAddresses->setCurrentIndex(0);
 
                 ui->statusBar->showMessage(tr("Created new t-Addr"), 10 * 1000);
             }
@@ -1304,14 +1354,58 @@ void MainWindow::setupRecieveTab() {
         // want to reuse t-addrs
         if (checked && this->rpc->getUTXOs() != nullptr) { 
             updateTAddrCombo(checked);
-            addNewTAddr();
         } 
+
+        // Toggle the "View all addresses" button as well
+        ui->btnViewAllAddresses->setVisible(checked);
+    });
+
+    // View all addresses goes to "View all private keys"
+    QObject::connect(ui->btnViewAllAddresses, &QPushButton::clicked, [=] () {
+        // If there's no RPC, return
+        if (!getRPC())
+            return;
+
+        QDialog d(this);
+        Ui_ViewAddressesDialog viewaddrs;
+        viewaddrs.setupUi(&d);
+        Settings::saveRestore(&d);
+        Settings::saveRestoreTableHeader(viewaddrs.tblAddresses, &d, "viewalladdressestable");
+        viewaddrs.tblAddresses->horizontalHeader()->setStretchLastSection(true);
+
+        ViewAllAddressesModel model(viewaddrs.tblAddresses, *getRPC()->getAllTAddresses(), getRPC());
+        viewaddrs.tblAddresses->setModel(&model);
+
+        QObject::connect(viewaddrs.btnExportAll, &QPushButton::clicked,  this, &MainWindow::exportAllKeys);
+
+        viewaddrs.tblAddresses->setContextMenuPolicy(Qt::CustomContextMenu);
+        QObject::connect(viewaddrs.tblAddresses, &QTableView::customContextMenuRequested, [=] (QPoint pos) {
+            QModelIndex index = viewaddrs.tblAddresses->indexAt(pos);
+            if (index.row() < 0) return;
+
+            index = index.sibling(index.row(), 0);
+            QString addr = viewaddrs.tblAddresses->model()->data(index).toString();
+
+            QMenu menu(this);
+            menu.addAction(tr("Export Private Key"), [=] () {                
+                if (addr.isEmpty())
+                    return;
+
+                this->exportKeys(addr);
+            });
+            menu.addAction(tr("Copy Address"), [=]() {
+                QGuiApplication::clipboard()->setText(addr);
+            });
+            menu.exec(viewaddrs.tblAddresses->viewport()->mapToGlobal(pos));
+        });
+
+        d.exec();
     });
 
     QObject::connect(ui->rdioZSAddr, &QRadioButton::toggled, addZAddrsToComboList(true));
 
     // Explicitly get new address button.
-    QObject::connect(ui->btnRecieveNewAddr, &QPushButton::clicked, [=] () {
+    QObject::connect(ui->btnReceiveNewAddr, &QPushButton::clicked, [=] () {
         if (!rpc->getConnection())
             return;
 
@@ -1327,9 +1421,10 @@ void MainWindow::setupRecieveTab() {
         if (tab == 2) {
             // Switched to receive tab, select the z-addr radio button
             ui->rdioZSAddr->setChecked(true);
+            ui->btnViewAllAddresses->setVisible(false);
             
             // And then select the first one
-            ui->listRecieveAddresses->setCurrentIndex(0);
+            ui->listReceiveAddresses->setCurrentIndex(0);
         }
     });
 
@@ -1338,15 +1433,15 @@ void MainWindow::setupRecieveTab() {
     ui->rcvLabel->setValidator(v);
 
     // Select item in address list
-    QObject::connect(ui->listRecieveAddresses, 
+    QObject::connect(ui->listReceiveAddresses, 
         QOverload<int>::of(&QComboBox::currentIndexChanged), [=] (int index) {
-        QString addr = ui->listRecieveAddresses->itemText(index);
+        QString addr = ui->listReceiveAddresses->itemText(index);
         if (addr.isEmpty()) {
             // Draw empty stuff
 
             ui->rcvLabel->clear();
             ui->rcvBal->clear();
-            ui->txtRecieve->clear();
+            ui->txtReceive->clear();
             ui->qrcodeDisplay->clear();
             return;
         }
@@ -1361,7 +1456,7 @@ void MainWindow::setupRecieveTab() {
         
         ui->rcvLabel->setText(label);
         ui->rcvBal->setText(Settings::getZECUSDDisplayFormat(rpc->getAllBalances()->value(addr)));
-        ui->txtRecieve->setPlainText(addr);       
+        ui->txtReceive->setPlainText(addr);       
         ui->qrcodeDisplay->setQrcodeString(addr);
         if (rpc->getUsedAddresses()->value(addr, false)) {
             ui->rcvBal->setToolTip(tr("Address has been previously used"));
@@ -1373,7 +1468,7 @@ void MainWindow::setupRecieveTab() {
 
     // Receive tab add/update label
     QObject::connect(ui->rcvUpdateLabel, &QPushButton::clicked, [=]() {
-        QString addr = ui->listRecieveAddresses->currentText();
+        QString addr = ui->listReceiveAddresses->currentText();
         if (addr.isEmpty())
             return;
 
@@ -1407,9 +1502,9 @@ void MainWindow::setupRecieveTab() {
         }
     });
 
-    // Recieve Export Key
+    // Receive Export Key
     QObject::connect(ui->exportKey, &QPushButton::clicked, [=]() {
-        QString addr = ui->listRecieveAddresses->currentText();
+        QString addr = ui->listReceiveAddresses->currentText();
         if (addr.isEmpty())
             return;
 
@@ -1417,16 +1512,17 @@ void MainWindow::setupRecieveTab() {
     });
 }
 
+
 void MainWindow::updateTAddrCombo(bool checked) {
     if (checked) {
         auto utxos = this->rpc->getUTXOs();
-        ui->listRecieveAddresses->clear();
+        ui->listReceiveAddresses->clear();
 
         std::for_each(utxos->begin(), utxos->end(), [=](auto& utxo) {
             auto addr = utxo.address;
-            if (addr.startsWith("R") && ui->listRecieveAddresses->findText(addr) < 0) {
+            if (addr.startsWith("R") && ui->listReceiveAddresses->findText(addr) < 0) {
                 auto bal = rpc->getAllBalances()->value(addr);
-                ui->listRecieveAddresses->addItem(addr, bal);
+                ui->listReceiveAddresses->addItem(addr, bal);
             }
         });
     }
diff --git a/src/mainwindow.h b/src/mainwindow.h
index 9a1971d..7a14fa3 100644
--- a/src/mainwindow.h
+++ b/src/mainwindow.h
@@ -56,6 +56,8 @@ public:
     void balancesReady();
     void payZcashURI(QString uri = "", QString myAddr = "");
 
+    void validateAddress();
+
     void updateLabels();
     void updateTAddrCombo(bool checked);
     void updateFromCombo();
@@ -76,7 +78,7 @@ private:
 
     void setupSendTab();
     void setupTransactionsTab();
-    void setupRecieveTab();
+    void setupReceiveTab();
     void setupBalancesTab();
     void setupZcashdTab();
 
diff --git a/src/mainwindow.ui b/src/mainwindow.ui
index b11eb6d..34eb4db 100644
--- a/src/mainwindow.ui
+++ b/src/mainwindow.ui
@@ -756,7 +756,7 @@
              <item>
               <layout class="QHBoxLayout" name="horizontalLayout_10">
                <item>
-                <widget class="AddressCombo" name="listRecieveAddresses">
+                <widget class="AddressCombo" name="listReceiveAddresses">
                  <property name="sizePolicy">
                   <sizepolicy hsizetype="Expanding" vsizetype="Fixed">
                    <horstretch>0</horstretch>
@@ -769,12 +769,19 @@
                 </widget>
                </item>
                <item>
-                <widget class="QPushButton" name="btnRecieveNewAddr">
+                <widget class="QPushButton" name="btnReceiveNewAddr">
                  <property name="text">
                   <string>New Address</string>
                  </property>
                 </widget>
                </item>
+               <item>
+                <widget class="QPushButton" name="btnViewAllAddresses">
+                 <property name="text">
+                  <string>View All Addresses</string>
+                 </property>
+                </widget>
+               </item>
               </layout>
              </item>
             </layout>
@@ -825,7 +832,7 @@
                  </widget>
                 </item>
                 <item row="0" column="1" colspan="2">
-                 <widget class="QPlainTextEdit" name="txtRecieve">
+                 <widget class="QPlainTextEdit" name="txtReceive">
                   <property name="sizePolicy">
                    <sizepolicy hsizetype="Expanding" vsizetype="Preferred">
                     <horstretch>0</horstretch>
@@ -1335,6 +1342,7 @@
      <string>&amp;Apps</string>
     </property>
     <addaction name="actionConnect_Mobile_App"/>
+    <addaction name="actionValidate_Address"/>
     <addaction name="separator"/>
     <addaction name="actionz_board_net"/>
     <addaction name="actionTurnstile_Migration"/>
@@ -1451,6 +1459,11 @@
     <string>Request HUSH...</string>
    </property>
   </action>
+  <action name="actionValidate_Address">
+   <property name="text">
+    <string>Validate Address</string>
+   </property>
+  </action>
  </widget>
  <layoutdefault spacing="6" margin="11"/>
  <customwidgets>
@@ -1483,9 +1496,9 @@
   <tabstop>cancelSendButton</tabstop>
   <tabstop>rdioZSAddr</tabstop>
   <tabstop>rdioTAddr</tabstop>
-  <tabstop>listRecieveAddresses</tabstop>
-  <tabstop>btnRecieveNewAddr</tabstop>
-  <tabstop>txtRecieve</tabstop>
+  <tabstop>listReceiveAddresses</tabstop>
+  <tabstop>btnReceiveNewAddr</tabstop>
+  <tabstop>txtReceive</tabstop>
   <tabstop>rcvLabel</tabstop>
   <tabstop>rcvUpdateLabel</tabstop>
   <tabstop>transactionsTable</tabstop>
diff --git a/src/precompiled.h b/src/precompiled.h
index 5745182..79c4c8b 100644
--- a/src/precompiled.h
+++ b/src/precompiled.h
@@ -24,6 +24,8 @@
 #include <QMessageBox>
 #include <QCheckBox>
 #include <QComboBox>
+#include <QStandardItemModel>
+#include <QStandardItem>
 #include <QScrollBar>
 #include <QPainter>
 #include <QMovie>
diff --git a/src/privkey.ui b/src/privkey.ui
index 9fe3760..57bdb16 100644
--- a/src/privkey.ui
+++ b/src/privkey.ui
@@ -11,7 +11,7 @@
    </rect>
   </property>
   <property name="windowTitle">
-   <string>Private Key</string>
+   <string>Private Keys</string>
   </property>
   <layout class="QGridLayout" name="gridLayout">
    <item row="1" column="0">
diff --git a/src/rpc.cpp b/src/rpc.cpp
index cdd727d..64e09e8 100644
--- a/src/rpc.cpp
+++ b/src/rpc.cpp
@@ -230,6 +230,18 @@ void RPC::importTPrivKey(QString privkey, bool rescan, const std::function<void(
     conn->doRPCWithDefaultErrorHandling(payload, cb);
 }
 
+void RPC::validateAddress(QString address, const std::function<void(json)>& cb) {
+    QString method = address.startsWith("z") ? "z_validateaddress" : "validateaddress";
+
+    json payload = {
+        {"jsonrpc", "1.0"},
+        {"id", "someid"},
+        {"method", method.toStdString() },
+        {"params", { address.toStdString() } },
+    };
+    
+    conn->doRPCWithDefaultErrorHandling(payload, cb);
+}
 
 void RPC::getBalance(const std::function<void(json)>& cb) {
     json payload = {
diff --git a/src/rpc.h b/src/rpc.h
index 3b95a71..48193ee 100644
--- a/src/rpc.h
+++ b/src/rpc.h
@@ -75,6 +75,7 @@ public:
     void getTPrivKey(QString addr, const std::function<void(json)>& cb);
     void importZPrivKey(QString addr, bool rescan, const std::function<void(json)>& cb);
     void importTPrivKey(QString addr, bool rescan, const std::function<void(json)>& cb);
+    void validateAddress(QString address, const std::function<void(json)>& cb);
 
     void shutdownZcashd();
     void noConnection();
diff --git a/src/settings.cpp b/src/settings.cpp
index 27499a7..b8e4891 100644
--- a/src/settings.cpp
+++ b/src/settings.cpp
@@ -40,6 +40,15 @@ void Settings::saveSettings(const QString& host, const QString& port, const QStr
     init();
 }
 
+void Settings::saveRestoreTableHeader(QTableView* table, QDialog* d, QString tablename) {
+    table->horizontalHeader()->restoreState(QSettings().value(tablename).toByteArray());
+    table->horizontalHeader()->setStretchLastSection(true);
+
+    QObject::connect(d, &QDialog::finished, [=](auto) {
+        QSettings().setValue(tablename, table->horizontalHeader()->saveState());
+    });
+}
+
 void Settings::setUsingZcashConf(QString confLocation) {
     if (!confLocation.isEmpty())
         _confLocation = confLocation;
diff --git a/src/settings.h b/src/settings.h
index e72434e..fb289cc 100644
--- a/src/settings.h
+++ b/src/settings.h
@@ -76,6 +76,7 @@ public:
     static const QString txidStatusMessage;
     
     static void saveRestore(QDialog* d);
+    static void saveRestoreTableHeader(QTableView* table, QDialog* d, QString tablename) ;
 
     static PaymentURI parseURI(QString paymentURI);
     static QString    paymentURIPretty(PaymentURI);
diff --git a/src/validateaddress.cpp b/src/validateaddress.cpp
new file mode 100644
index 0000000..d82e82e
--- /dev/null
+++ b/src/validateaddress.cpp
@@ -0,0 +1,37 @@
+#include "validateaddress.h"
+
+
+ValidateAddressesModel::ValidateAddressesModel(QTableView *parent, QList<QPair<QString, QString>> props)
+     : QAbstractTableModel(parent) {
+    headers << tr("Property") << tr("Value");
+    this->props = props;
+}
+
+
+int ValidateAddressesModel::rowCount(const QModelIndex&) const {
+    return props.size();
+}
+
+int ValidateAddressesModel::columnCount(const QModelIndex&) const {
+    return headers.size();
+}
+
+QVariant ValidateAddressesModel::data(const QModelIndex &index, int role) const {
+    QPair<QString, QString> p = props.at(index.row());
+    if (role == Qt::DisplayRole) {
+        switch(index.column()) {
+            case 0: return p.first;
+            case 1: return p.second;
+        }
+    }
+    return QVariant();
+}  
+
+
+QVariant ValidateAddressesModel::headerData(int section, Qt::Orientation orientation, int role) const {
+    if (role == Qt::DisplayRole && orientation == Qt::Horizontal) {
+        return headers.at(section);
+    }
+
+    return QVariant();
+}
diff --git a/src/validateaddress.h b/src/validateaddress.h
new file mode 100644
index 0000000..19db4cb
--- /dev/null
+++ b/src/validateaddress.h
@@ -0,0 +1,23 @@
+#ifndef VALIDATEADDRESS_H
+#define VALIDATEADDRESS_H
+
+#include "precompiled.h"
+
+class ValidateAddressesModel : public QAbstractTableModel {
+
+public:
+    ValidateAddressesModel(QTableView* parent, QList<QPair<QString, QString>> props);
+    ~ValidateAddressesModel() = default;
+
+    int      rowCount(const QModelIndex &parent) const;
+    int      columnCount(const QModelIndex &parent) const;
+    QVariant data(const QModelIndex &index, int role) const;
+    QVariant headerData(int section, Qt::Orientation orientation, int role) const;
+
+private:
+    QList<QPair<QString, QString>> props;
+    QStringList headers;    
+};
+
+
+#endif // VALIDATEADDRESS_H
diff --git a/src/validateaddress.ui b/src/validateaddress.ui
new file mode 100644
index 0000000..20caebb
--- /dev/null
+++ b/src/validateaddress.ui
@@ -0,0 +1,85 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>ValidateAddress</class>
+ <widget class="QDialog" name="ValidateAddress">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>400</width>
+    <height>300</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>Validate Address</string>
+  </property>
+  <layout class="QGridLayout" name="gridLayout">
+   <item row="0" column="1">
+    <widget class="QLabel" name="lblAddress">
+     <property name="text">
+      <string>TextLabel</string>
+     </property>
+    </widget>
+   </item>
+   <item row="0" column="0">
+    <widget class="QLabel" name="label">
+     <property name="text">
+      <string>Address:</string>
+     </property>
+    </widget>
+   </item>
+   <item row="1" column="0" colspan="2">
+    <widget class="QTableView" name="tblProps">
+     <attribute name="horizontalHeaderStretchLastSection">
+      <bool>true</bool>
+     </attribute>
+    </widget>
+   </item>
+   <item row="2" column="0" colspan="2">
+    <widget class="QDialogButtonBox" name="buttonBox">
+     <property name="orientation">
+      <enum>Qt::Horizontal</enum>
+     </property>
+     <property name="standardButtons">
+      <set>QDialogButtonBox::Close</set>
+     </property>
+    </widget>
+   </item>
+  </layout>
+ </widget>
+ <resources/>
+ <connections>
+  <connection>
+   <sender>buttonBox</sender>
+   <signal>accepted()</signal>
+   <receiver>ValidateAddress</receiver>
+   <slot>accept()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>248</x>
+     <y>254</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>157</x>
+     <y>274</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>buttonBox</sender>
+   <signal>rejected()</signal>
+   <receiver>ValidateAddress</receiver>
+   <slot>reject()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>316</x>
+     <y>260</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>286</x>
+     <y>274</y>
+    </hint>
+   </hints>
+  </connection>
+ </connections>
+</ui>
diff --git a/src/viewalladdresses.cpp b/src/viewalladdresses.cpp
new file mode 100644
index 0000000..7b7af7d
--- /dev/null
+++ b/src/viewalladdresses.cpp
@@ -0,0 +1,38 @@
+#include "viewalladdresses.h"
+#include "settings.h"
+
+ViewAllAddressesModel::ViewAllAddressesModel(QTableView *parent, QList<QString> taddrs, RPC* rpc)
+     : QAbstractTableModel(parent) {
+    headers << tr("Address") << tr("Balance (%1)").arg(Settings::getTokenName());
+    addresses = taddrs;
+    this->rpc = rpc;
+}
+
+
+int ViewAllAddressesModel::rowCount(const QModelIndex&) const {
+    return addresses.size();
+}
+
+int ViewAllAddressesModel::columnCount(const QModelIndex&) const {
+    return headers.size();
+}
+
+QVariant ViewAllAddressesModel::data(const QModelIndex &index, int role) const {
+    QString address = addresses.at(index.row());
+    if (role == Qt::DisplayRole) {
+        switch(index.column()) {
+            case 0: return address;
+            case 1: return rpc->getAllBalances()->value(address, 0.0);
+        }
+    }
+    return QVariant();
+}  
+
+
+QVariant ViewAllAddressesModel::headerData(int section, Qt::Orientation orientation, int role) const {
+    if (role == Qt::DisplayRole && orientation == Qt::Horizontal) {
+        return headers.at(section);
+    }
+
+    return QVariant();
+}
diff --git a/src/viewalladdresses.h b/src/viewalladdresses.h
new file mode 100644
index 0000000..4e9e3d4
--- /dev/null
+++ b/src/viewalladdresses.h
@@ -0,0 +1,24 @@
+#ifndef VIEWALLADDRESSES_H
+#define VIEWALLADDRESSES_H
+
+#include "precompiled.h"
+#include "rpc.h"
+
+class ViewAllAddressesModel : public QAbstractTableModel {
+
+public:
+    ViewAllAddressesModel(QTableView* parent, QList<QString> taddrs, RPC* rpc);
+    ~ViewAllAddressesModel() = default;
+
+    int      rowCount(const QModelIndex &parent) const;
+    int      columnCount(const QModelIndex &parent) const;
+    QVariant data(const QModelIndex &index, int role) const;
+    QVariant headerData(int section, Qt::Orientation orientation, int role) const;
+
+private:
+    QList<QString> addresses;
+    QStringList headers;    
+    RPC* rpc;
+};
+
+#endif
\ No newline at end of file
diff --git a/src/viewalladdresses.ui b/src/viewalladdresses.ui
new file mode 100644
index 0000000..fae5ecf
--- /dev/null
+++ b/src/viewalladdresses.ui
@@ -0,0 +1,81 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>ViewAddressesDialog</class>
+ <widget class="QDialog" name="ViewAddressesDialog">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>400</width>
+    <height>300</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>All Addresses</string>
+  </property>
+  <layout class="QGridLayout" name="gridLayout">
+   <item row="1" column="1">
+    <widget class="QDialogButtonBox" name="buttonBox">
+     <property name="orientation">
+      <enum>Qt::Horizontal</enum>
+     </property>
+     <property name="standardButtons">
+      <set>QDialogButtonBox::Ok</set>
+     </property>
+    </widget>
+   </item>
+   <item row="1" column="0">
+    <widget class="QPushButton" name="btnExportAll">
+     <property name="text">
+      <string>Export All Keys</string>
+     </property>
+    </widget>
+   </item>
+   <item row="0" column="0" colspan="2">
+    <widget class="QTableView" name="tblAddresses">
+     <property name="selectionMode">
+      <enum>QAbstractItemView::SingleSelection</enum>
+     </property>
+     <attribute name="horizontalHeaderStretchLastSection">
+      <bool>true</bool>
+     </attribute>
+    </widget>
+   </item>
+  </layout>
+ </widget>
+ <resources/>
+ <connections>
+  <connection>
+   <sender>buttonBox</sender>
+   <signal>accepted()</signal>
+   <receiver>ViewAddressesDialog</receiver>
+   <slot>accept()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>248</x>
+     <y>254</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>157</x>
+     <y>274</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>buttonBox</sender>
+   <signal>rejected()</signal>
+   <receiver>ViewAddressesDialog</receiver>
+   <slot>reject()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>316</x>
+     <y>260</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>286</x>
+     <y>274</y>
+    </hint>
+   </hints>
+  </connection>
+ </connections>
+</ui>