diff --git a/cordova/build.sh b/cordova/build.sh
index 6b5f294ba..1bf496ce1 100755
--- a/cordova/build.sh
+++ b/cordova/build.sh
@@ -129,6 +129,9 @@ if [ ! -d $PROJECT ]; then
   cordova plugin add org.apache.cordova.file
   checkOK
 
+  cordova plugin add https://github.com/EddyVerbruggen/cordova-plugin-touch-id && cordova prepare
+  checkOK
+
 fi
 
 if $DBGJS
diff --git a/public/views/preferences.html b/public/views/preferences.html
index 0922aabbc..1221f7e11 100644
--- a/public/views/preferences.html
+++ b/public/views/preferences.html
@@ -6,7 +6,7 @@
 </div>
 
 
-<div class="content preferences" ng-controller="preferencesController as preferences">
+<div class="content preferences" ng-controller="preferencesController as preferences" ng-init="preferences.init()">
 
   <ul class="no-bullet m0 size-14" ng-show="!index.noFocusedWallet">
     <h4 class="title m0">{{index.alias}} [{{index.walletName}}] <span translate>settings</span></h4>
@@ -40,13 +40,17 @@
       <span translate>Request Password for Spending Funds</span>
       <switch id="network-name" name="encrypt" ng-model="encrypt" class="green right"></switch>
     </li>
+    <li class="line-b p20" ng-show="preferences.touchidAvailable">
+      <span translate>Request Touch ID for Spending Funds</span>
+      <switch id="touchid" name="touchid" ng-model="touchid" class="green right"></switch>
+    </li>
     <li class="line-b p20" ng-show="index.isPrivKeyExternal">
       <span translate>Hardware wallet</span>
       <span class="right text-gray">
         {{preferences.externalSource}} 
         <!-- (Accont {{preferences.externalAccount}}) -->
       </span>
-    </li>
+    </li> 
     <li class="line-b p20" ng-click="$root.go('backup')"  ng-hide="index.isPrivKeyExternal">
       <i class="icon-arrow-right3 size-24 right text-gray"></i>  
       <span class="text-warning right" ng-show="index.needsBackup">
diff --git a/src/js/controllers/index.js b/src/js/controllers/index.js
index 4f3019b1a..3ef895e8a 100644
--- a/src/js/controllers/index.js
+++ b/src/js/controllers/index.js
@@ -1,6 +1,6 @@
 'use strict';
 
-angular.module('copayApp.controllers').controller('indexController', function($rootScope, $scope, $log, $filter, $timeout, lodash, go, profileService, configService, isCordova, rateService, storageService, addressService, gettext, amMoment, nodeWebkit, addonManager, feeService, isChromeApp, bwsError, txFormatService, uxLanguage, $state, glideraService, isMobile) {
+angular.module('copayApp.controllers').controller('indexController', function($rootScope, $scope, $log, $filter, $timeout, lodash, go, profileService, configService, isCordova, rateService, storageService, addressService, gettext, gettextCatalog, amMoment, nodeWebkit, addonManager, feeService, isChromeApp, bwsError, txFormatService, uxLanguage, $state, glideraService, isMobile) {
   var self = this;
   self.isCordova = isCordova;
   self.isChromeApp = isChromeApp;
@@ -1152,6 +1152,20 @@ angular.module('copayApp.controllers').controller('indexController', function($r
     self.setTab(tab, reset);
   });
 
+  $rootScope.$on('Local/RequestTouchid', function(event, cb) {
+    window.plugins.touchid.verifyFingerprint(
+      gettextCatalog.getString('Scan your fingerprint please'),
+      function(msg) {
+        // OK
+        return cb();
+      },
+      function(msg) {
+        // ERROR
+        return cb(gettext('Invalid Touch ID'));
+      }
+    );
+  });
+
   $rootScope.$on('Local/ShowAlert', function(event, msg, cb) {
     self.showErrorPopup(msg, cb);
   });
diff --git a/src/js/controllers/preferences.js b/src/js/controllers/preferences.js
index ea9abe04f..d5c29fadf 100644
--- a/src/js/controllers/preferences.js
+++ b/src/js/controllers/preferences.js
@@ -2,24 +2,34 @@
 
 angular.module('copayApp.controllers').controller('preferencesController',
   function($scope, $rootScope, $filter, $timeout, $modal, $log, lodash, configService, profileService, uxLanguage) {
-    var config = configService.getSync();
-    this.unitName = config.wallet.settings.unitName;
-    this.bwsurl = config.bws.url;
-    this.currentLanguageName = uxLanguage.getCurrentLanguageName();
-    this.selectedAlternative = {
-      name: config.wallet.settings.alternativeName,
-      isoCode: config.wallet.settings.alternativeIsoCode
-    }; 
-    $scope.spendUnconfirmed = config.wallet.spendUnconfirmed;
-    $scope.glideraEnabled = config.glidera.enabled;
-    $scope.glideraTestnet = config.glidera.testnet;
-    var fc = profileService.focusedClient;
-    if (fc) {
-      $scope.encrypt = fc.hasPrivKeyEncrypted();
-      this.externalSource = fc.getPrivKeyExternalSourceName() == 'ledger' ? "Ledger" : null;
-      // TODO externalAccount
-      //this.externalIndex = fc.getExternalIndex();
-    }
+    
+    this.init = function() {
+      var config = configService.getSync();
+      this.unitName = config.wallet.settings.unitName;
+      this.bwsurl = config.bws.url;
+      this.currentLanguageName = uxLanguage.getCurrentLanguageName();
+      this.selectedAlternative = {
+        name: config.wallet.settings.alternativeName,
+        isoCode: config.wallet.settings.alternativeIsoCode
+      }; 
+      $scope.spendUnconfirmed = config.wallet.spendUnconfirmed;
+      $scope.glideraEnabled = config.glidera.enabled;
+      $scope.glideraTestnet = config.glidera.testnet;
+      var fc = profileService.focusedClient;
+      if (fc) {
+        $scope.encrypt = fc.hasPrivKeyEncrypted();
+        this.externalSource = fc.getPrivKeyExternalSourceName() == 'ledger' ? "Ledger" : null;
+        // TODO externalAccount
+        //this.externalIndex = fc.getExternalIndex();
+      }
+
+      if (window.touchidAvailable) {
+        var walletId = fc.credentials.walletId;
+        this.touchidAvailable = true;
+        config.touchIdFor = config.touchIdFor || {};
+        $scope.touchid = config.touchIdFor[walletId];
+      }
+    };
 
     var unwatchSpendUnconfirmed = $scope.$watch('spendUnconfirmed', function(newVal, oldVal) {
       if (newVal == oldVal) return;
@@ -94,10 +104,43 @@ angular.module('copayApp.controllers').controller('preferencesController',
       });
     });
 
+    var unwatchRequestTouchid = $scope.$watch('touchid', function(newVal, oldVal) {
+      if (newVal == oldVal || $scope.touchidError) {
+        $scope.touchidError = false;
+        return;
+      }
+      var walletId = profileService.focusedClient.credentials.walletId;
+
+      var opts = {
+        touchIdFor: {}
+      };
+      opts.touchIdFor[walletId] = newVal;
+
+      $rootScope.$emit('Local/RequestTouchid', function(err) {
+        if (err) { 
+          $log.debug(err);
+          $timeout(function() {
+            $scope.touchidError = true;
+            $scope.touchid = oldVal;
+          }, 100);
+        }
+        else {
+          configService.set(opts, function(err) {
+            if (err) {
+              $log.debug(err);
+              $scope.touchidError = true;
+              $scope.touchid = oldVal;
+            }
+          });
+        }
+      });
+    });
+
     $scope.$on('$destroy', function() {
       unwatch();
       unwatchSpendUnconfirmed();
       unwatchGlideraEnabled();
       unwatchGlideraTestnet();
+      unwatchRequestTouchid();
     });
   });
diff --git a/src/js/controllers/walletHome.js b/src/js/controllers/walletHome.js
index 3e7d253ac..34025618c 100644
--- a/src/js/controllers/walletHome.js
+++ b/src/js/controllers/walletHome.js
@@ -5,17 +5,19 @@ angular.module('copayApp.controllers').controller('walletHomeController', functi
   var self = this;
   $rootScope.hideMenuBar = false;
   $rootScope.wpInputFocused = false;
-  $scope.currentSpendUnconfirmed = configService.getSync().wallet.spendUnconfirmed;
+  var config = configService.getSync();
+  var configWallet = config.wallet;
+  $scope.currentSpendUnconfirmed = configWallet.spendUnconfirmed;
 
   // INIT
-  var config = configService.getSync().wallet.settings;
-  this.unitToSatoshi = config.unitToSatoshi;
+  var walletSettings = configWallet.settings;
+  this.unitToSatoshi = walletSettings.unitToSatoshi;
   this.satToUnit = 1 / this.unitToSatoshi;
-  this.unitName = config.unitName;
-  this.alternativeIsoCode = config.alternativeIsoCode;
-  this.alternativeName = config.alternativeName;
+  this.unitName = walletSettings.unitName;
+  this.alternativeIsoCode = walletSettings.alternativeIsoCode;
+  this.alternativeName = walletSettings.alternativeName;
   this.alternativeAmount = 0;
-  this.unitDecimals = config.unitDecimals;
+  this.unitDecimals = walletSettings.unitDecimals;
   this.isCordova = isCordova;
   this.addresses = [];
   this.isMobile = isMobile.any();
@@ -85,6 +87,16 @@ angular.module('copayApp.controllers').controller('walletHomeController', functi
     $rootScope.hideMenuBar = false;
   });
 
+  var requestTouchid = function(cb) {
+    var fc = profileService.focusedClient;
+    config.touchIdFor = config.touchIdFor || {};
+    if (window.touchidAvailable && config.touchIdFor[fc.credentials.walletId]) {
+      $rootScope.$emit('Local/RequestTouchid', cb);
+    } else {
+      return cb();
+    }
+  };
+
   rateService.whenAvailable(function() {
     self.isRateAvailable = true;
     $rootScope.$digest();
@@ -249,7 +261,7 @@ angular.module('copayApp.controllers').controller('walletHomeController', functi
       };
 
       $scope.sign = function(txp) {
-        var fc = profileService.focusedClient;
+        var fc = profileService.focusedClient; 
 
         if (!fc.canSign() && !fc.isPrivKeyExternal())
           return;
@@ -264,45 +276,56 @@ angular.module('copayApp.controllers').controller('walletHomeController', functi
           });
           return;
         };
+
         self._setOngoingForSigning();
-
         $scope.loading = true;
-        $scope.error = null;
+        $scope.error = null; 
         $timeout(function() {
-          profileService.signTxProposal(txp, function(err, txpsi) {
-            self.setOngoingProcess();
+          requestTouchid(function(err) {
             if (err) {
-              $scope.$emit('UpdateTx');
+              self.setOngoingProcess();
               $scope.loading = false;
-              $scope.error = bwsError.msg(err, gettextCatalog.getString('Could not accept payment'));
+              profileService.lockFC();
+              $scope.error = err;
               $scope.$digest();
-            } else {
-              //if txp has required signatures then broadcast it
-              var txpHasRequiredSignatures = txpsi.status == 'accepted';
-              if (txpHasRequiredSignatures) {
-                self.setOngoingProcess(gettext('Broadcasting transaction'));
-                $scope.loading = true;
-                fc.broadcastTxProposal(txpsi, function(err, txpsb, memo) {
-                  self.setOngoingProcess();
-                  $scope.loading = false;
-                  if (err) {
-                    $scope.$emit('UpdateTx');
-                    $scope.error = bwsError.msg(err, gettextCatalog.getString('Could not broadcast payment'));
-                    $scope.$digest();
-                  } else {
-                    $log.debug('Transaction signed and broadcasted')
-                    if (memo)
-                      $log.info(memo);
-
-                    refreshUntilItChanges = true;
-                    $modalInstance.close(txpsb);
-                  }
-                });
-              } else {
-                $scope.loading = false;
-                $modalInstance.close(txpsi);
-              }
+              return;
             }
+
+            profileService.signTxProposal(txp, function(err, txpsi) {
+              self.setOngoingProcess();
+              if (err) {
+                $scope.$emit('UpdateTx');
+                $scope.loading = false;
+                $scope.error = bwsError.msg(err, gettextCatalog.getString('Could not accept payment'));
+                $scope.$digest();
+              } else {
+                //if txp has required signatures then broadcast it
+                var txpHasRequiredSignatures = txpsi.status == 'accepted';
+                if (txpHasRequiredSignatures) {
+                  self.setOngoingProcess(gettext('Broadcasting transaction'));
+                  $scope.loading = true;
+                  fc.broadcastTxProposal(txpsi, function(err, txpsb, memo) {
+                    self.setOngoingProcess();
+                    $scope.loading = false;
+                    if (err) {
+                      $scope.$emit('UpdateTx');
+                      $scope.error = bwsError.msg(err, gettextCatalog.getString('Could not broadcast payment'));
+                      $scope.$digest();
+                    } else {
+                      $log.debug('Transaction signed and broadcasted')
+                      if (memo)
+                        $log.info(memo);
+
+                      refreshUntilItChanges = true;
+                      $modalInstance.close(txpsb);
+                    }
+                  });
+                } else {
+                  $scope.loading = false;
+                  $modalInstance.close(txpsi);
+                }
+              }
+            });
           });
         }, 100);
       };
@@ -787,44 +810,56 @@ angular.module('copayApp.controllers').controller('walletHomeController', functi
         } else {
           feeService.getCurrentFeeValue(self.currentSendFeeLevel, cb);
         }
-      };
+      }; 
 
-      getFee(function(err, feePerKb) {
-        if (err) $log.debug(err);
-        fc.sendTxProposal({
-          toAddress: address,
-          amount: amount,
-          message: comment,
-          payProUrl: paypro ? paypro.url : null,
-          feePerKb: feePerKb,
-          excludeUnconfirmedUtxos: $scope.currentSpendUnconfirmed ? false : true
-        }, function(err, txp) {
-          if (err) {
-            self.setOngoingProcess();
-            profileService.lockFC();
-            return self.setSendError(err);
-          }
+      requestTouchid(function(err) {
+        if (err) {
+          profileService.lockFC();
+          self.setOngoingProcess();
+          self.error = err;
+          $timeout(function() {
+            $scope.$digest();
+          }, 1);
+          return;
+        }
 
-          if (!fc.canSign() && !fc.isPrivKeyExternal()) {
-            $log.info('No signing proposal: No private key')
-            self.setOngoingProcess();
-            self.resetForm();
-            txStatus.notify(txp, function() {
-              return $scope.$emit('Local/TxProposalAction');
-            });
-            return;
-          }
-
-          self.signAndBroadcast(txp, function(err) {
-            self.setOngoingProcess();
-            self.resetForm();
+        getFee(function(err, feePerKb) {
+          if (err) $log.debug(err);
+          fc.sendTxProposal({
+            toAddress: address,
+            amount: amount,
+            message: comment,
+            payProUrl: paypro ? paypro.url : null,
+            feePerKb: feePerKb,
+            excludeUnconfirmedUtxos: $scope.currentSpendUnconfirmed ? false : true
+          }, function(err, txp) {
             if (err) {
-              self.error = err.message ? err.message : gettext('The payment was created but could not be completed. Please try again from home screen');
-              $scope.$emit('Local/TxProposalAction');
-              $timeout(function() {
-                $scope.$digest();
-              }, 1);
+              self.setOngoingProcess();
+              profileService.lockFC();
+              return self.setSendError(err);
             }
+
+            if (!fc.canSign() && !fc.isPrivKeyExternal()) {
+              $log.info('No signing proposal: No private key')
+              self.setOngoingProcess();
+              self.resetForm();
+              txStatus.notify(txp, function() {
+                return $scope.$emit('Local/TxProposalAction');
+              });
+              return;
+            }
+
+            self.signAndBroadcast(txp, function(err) {
+              self.setOngoingProcess();
+              self.resetForm();
+              if (err) {
+                self.error = err.message ? err.message : gettext('The payment was created but could not be completed. Please try again from home screen');
+                $scope.$emit('Local/TxProposalAction');
+                $timeout(function() {
+                  $scope.$digest();
+                }, 1);
+              }
+            });
           });
         });
       });
@@ -1122,7 +1157,7 @@ angular.module('copayApp.controllers').controller('walletHomeController', functi
     var fc = profileService.focusedClient;
     var ModalInstanceCtrl = function($scope, $modalInstance) {
       $scope.btx = btx;
-      $scope.settings = config;
+      $scope.settings = walletSettings;
       $scope.color = fc.backgroundColor;
       $scope.copayerId = fc.credentials.copayerId;
       $scope.isShared = fc.credentials.n > 1;
diff --git a/src/js/init.js b/src/js/init.js
index b5c5d8066..75e2d5766 100644
--- a/src/js/init.js
+++ b/src/js/init.js
@@ -57,8 +57,6 @@ angular.element(document).ready(function() {
         window.location = '#/preferences';
       }, false);
 
-
-
       setTimeout(function() {
         navigator.splashscreen.hide();
       }, 2000);
@@ -67,6 +65,11 @@ angular.element(document).ready(function() {
       window.plugins.webintent.onNewIntent(handleBitcoinURI);
       window.handleOpenURL = handleBitcoinURI;
 
+      window.plugins.touchid.isAvailable(
+        function(msg) { window.touchidAvailable = true; }, // success handler: TouchID available
+        function(msg) { window.touchidAvailable = false; } // error handler: no TouchID available
+      );
+
       startAngular();
     }, false);
   } else {