It's easy to start user testing with Preely. These videos shows some of the functionalities of the platform.
Build your prototype and create a task for your testers to complete.
Send the test to testers in your own test panel.
All test results from testers are collected and shown in your dashboard.
In Preely Academy you can find help, advice and guidelines for best practice on the platform.
If you start from top in the menu at the right, you can go through the Preely Academy and end up calling yourself a Preely Lab Designer.