diff --git a/src/js/controllers/tx-details.js b/src/js/controllers/tx-details.js
index e41cca9c2..c84304700 100644
--- a/src/js/controllers/tx-details.js
+++ b/src/js/controllers/tx-details.js
@@ -1,6 +1,6 @@
 'use strict';
 
-angular.module('copayApp.controllers').controller('txDetailsController', function($log, $timeout, $ionicHistory, $scope, $stateParams, walletService, lodash, gettextCatalog, profileService, configService, externalLinkService, popupService) {
+angular.module('copayApp.controllers').controller('txDetailsController', function($log, $ionicHistory, $scope, $stateParams, walletService, lodash, gettextCatalog, profileService, externalLinkService, popupService) {
 
   $scope.$on("$ionicView.beforeEnter", function(event, data) {
     $scope.title = gettextCatalog.getString('Transaction');
@@ -130,6 +130,27 @@ angular.module('copayApp.controllers').controller('txDetailsController', functio
     return n.substring(0, 4);
   };
 
+  $scope.getFiatRate = function() {
+    if ($scope.rateDate) return;
+    var alternativeIsoCode = $scope.wallet.status.alternativeIsoCode;
+    $scope.loadingRate = true;
+    $scope.wallet.getFiatRate({
+      code: alternativeIsoCode,
+      ts: $scope.btx.time * 1000
+    }, function(err, res) {
+      $scope.loadingRate = false;
+      if (err) {
+        $log.debug('Could not get historic rate');
+        return;
+      }
+      if (res && res.rate) {
+        $scope.rateDate = res.fetchedOn;
+        $scope.rateStr = res.rate + ' ' + alternativeIsoCode;
+        $scope.$apply();
+      }
+    });
+  };
+
   $scope.cancel = function() {
     $scope.txDetailsModal.hide();
   };
diff --git a/www/views/tx-details.html b/www/views/tx-details.html
index 790a34c50..c855b7180 100644
--- a/www/views/tx-details.html
+++ b/www/views/tx-details.html
@@ -16,7 +16,13 @@
         </div>
         <div class="amount-label">
           <div class="amount">{{displayAmount}} <span class="unit">{{displayUnit}}</span></div>
-          <div class="alternative">{{btx.alternativeAmountStr}}</div>
+          <div class="alternative" ng-click="getFiatRate(); showRate = !showRate">
+            <span ng-show="!showRate">{{btx.alternativeAmountStr}}</span>
+            <span ng-show="showRate">
+              <span ng-show="!loadingRate">{{rateStr}} ({{rateDate | amDateFormat:'MM/DD/YYYY HH:mm a'}})</span>
+              <span ng-show="loadingRate">...</span>
+            </span>
+          </div>
         </div>
       </div>
       <div class="info">