diff --git a/common/script/public/userServices.js b/common/script/public/userServices.js
index f866e133a9..b26a4c531d 100644
--- a/common/script/public/userServices.js
+++ b/common/script/public/userServices.js
@@ -194,6 +194,11 @@ angular.module('habitrpg')
           return this.settings.auth.apiId !== "";
         },
 
+        getBalanceInGems: function() {
+          var balance = user.balance || 0;
+          return balance * 4;
+        },
+
         log: function (action, cb) {
           //push by one buy one if an array passed in.
           if (_.isArray(action)) {
diff --git a/test/spec/services/userServicesSpec.js b/test/spec/services/userServicesSpec.js
index 5861f76d8b..2f34507e32 100644
--- a/test/spec/services/userServicesSpec.js
+++ b/test/spec/services/userServicesSpec.js
@@ -46,4 +46,21 @@ describe('userServices', function() {
     //TODO where does that null comes from?
     expect(user.settings.sync.queue).to.eql([null, {}]);
   });
+
+  describe('getBalanceInGems', function() {
+
+    it('multiplies balance by 4', function() {
+      user.user.balance = 5;
+      var balanceInGems = user.getBalanceInGems();
+
+      expect(balanceInGems).to.eql(20);
+    });
+
+    it('returns zero if balance is not defined', function() {
+      var balanceInGems = user.getBalanceInGems();
+
+      expect(user.user.balance).to.not.exist;
+      expect(balanceInGems).to.eql(0);
+    });
+  });
 });