diff --git a/src/js/services/secureStorageService.spec.js b/src/js/services/secureStorageService.spec.js
index 0b2684895..abfa5d947 100644
--- a/src/js/services/secureStorageService.spec.js
+++ b/src/js/services/secureStorageService.spec.js
@@ -1,3 +1,105 @@
+describe('secureStorageService in browser', function(){
+  var localStorage,
+    sss;
+
+  beforeEach(function(){
+    module('ngLodash');
+    module('copayApp.services');
+
+    localStorage = {
+      get: jasmine.createSpy(),
+      set: jasmine.createSpy()
+    };
+
+    platformInfoStub = {
+    };
+        
+    module(function($provide) {
+      $provide.value('localStorageService', localStorage);
+      $provide.value('platformInfo', platformInfoStub);
+    });
+
+    inject(function($injector){
+      sss = $injector.get('secureStorageService');
+    });
+
+  });
+
+  it('get fails', function() {
+    var error, key, result;
+
+    localStorage.get.and.callFake(function(k, cb){
+      key = k;
+      cb(new Error('Get error.'), null);
+    });
+
+    sss.get('a1234', function(e, res) {
+      error = e;
+      result = res;
+    });
+
+    expect(error.message).toBe('Get error.');
+    expect(result).toBeFalsy();
+    expect(key).toBe('a1234:desiredSecure');
+  });
+
+  it('get succeeds', function() {
+    var error, key, result;
+
+    localStorage.get.and.callFake(function(k, cb){
+      key = k;
+      cb(null, 'The result 1.');
+    });
+
+    sss.get('a123', function(e, res) {
+      error = e;
+      result = res;
+    });
+
+    expect(error).toBeFalsy();
+    expect(result).toBe('The result 1.');
+    expect(key).toBe('a123:desiredSecure');
+  });
+
+  it('set fails', function() {
+    var error, key, value;
+
+    localStorage.set.and.callFake(function(k, v, cb){
+      key = k;
+      value = v;
+      cb(new Error('Set error.'));
+    });
+
+    sss.set('a12345', 'The value 1.', function(e) {
+      error = e;
+    });
+
+    expect(error.message).toBe('Set error.');
+    expect(key).toBe('a12345:desiredSecure');
+    expect(value).toBe('The value 1.');
+  });
+
+  it('set succeeds', function() {
+    var error, key, value;
+
+    localStorage.set.and.callFake(function(k, v, cb){
+      key = k;
+      value = v;
+      cb(null);
+    });
+
+    sss.set('ab123', 'The value 2.', function(e) {
+      error = e;
+    });
+
+    expect(error).toBeFalsy();
+    expect(key).toBe('ab123:desiredSecure');
+    expect(value).toBe('The value 2.')
+  });
+
+});
+  
+
 describe('secureStorageService on desktop', function(){
   var desktopSss,
     sss;
@@ -99,4 +201,108 @@ describe('secureStorageService on desktop', function(){
   });
 
 });
+
+describe('secureStorageService on mobile', function(){
+  var mobileSss,
+    sss;
+
+  beforeEach(function(){
+    module('ngLodash');
+    module('copayApp.services');
+
+    mobileSss = {
+      get: jasmine.createSpy(),
+      set: jasmine.createSpy()
+    };
+
+    platformInfoStub = {
+      isMobile: true
+    };
+        
+    module(function($provide) {
+      $provide.value('mobileSecureStorageService', mobileSss);
+      $provide.value('platformInfo', platformInfoStub);
+    });
+
+    inject(function($injector){
+      sss = $injector.get('secureStorageService');
+    });
+
+  });
+
+  it('get fails', function() {
+    var error, key, result;
+
+    mobileSss.get.and.callFake(function(k, cb){
+      key = k;
+      cb(new Error('Get error.'), null);
+    });
+
+    sss.get('a1234', function(e, res) {
+      error = e;
+      result = res;
+    });
+
+    expect(error.message).toBe('Get error.');
+    expect(result).toBeFalsy();
+    expect(key).toBe('a1234');
+  });
+
+  it('get succeeds', function() {
+    var error, key, result;
+
+    mobileSss.get.and.callFake(function(k, cb){
+      key = k;
+      cb(null, 'The result 1.');
+    });
+
+    sss.get('a123', function(e, res) {
+      error = e;
+      result = res;
+    });
+
+    expect(error).toBeFalsy();
+    expect(result).toBe('The result 1.');
+    expect(key).toBe('a123');
+  });
+
+  it('set fails', function() {
+    var error, key, value;
+
+    mobileSss.set.and.callFake(function(k, v, cb){
+      key = k;
+      value = v;
+      cb(new Error('Set error.'));
+    });
+
+    sss.set('a12345', 'The value 1.', function(e) {
+      error = e;
+    });
+
+    expect(error.message).toBe('Set error.');
+    expect(key).toBe('a12345');
+    expect(value).toBe('The value 1.');
+  });
+
+  it('set succeeds', function() {
+    var error, key, value;
+
+    mobileSss.set.and.callFake(function(k, v, cb){
+      key = k;
+      value = v;
+      cb(null);
+    });
+
+    sss.set('ab123', 'The value 2.', function(e) {
+      error = e;
+    });
+
+    expect(error).toBeFalsy();
+    expect(key).toBe('ab123');
+    expect(value).toBe('The value 2.')
+  });
+
+});
+
+
   
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