With Evalato you can track registrations in Google Analytics. The info for setting up tracking can be found in Website > Tracking. You can set up a custom Goal in Google Analytics:
Go to Admin from the top navigation menu;
Navigate to the corresponding account and website for the program you want to track;
In Views find and click on Goals;
Create a new goal and choose the Custom option;
Name your goal and choose the Event tracking option;
Enter the following goal values and save your goal:
Category Equals to Evalato
Action Equals to Registration completed
Label Equals to XXXX (the X-s have to be replaced with the right number, which is displayed in Evalato’ Google Analytics Goals section in Settings > Program > Tracking)
Please, keep in mind that Evalato doesn't support Google Analytics tracking through Google Tag Manager.