Yes, you can set up your tests and have them running either once or repeated every week, every 2 weeks or once a month. Keep in mind that you can always go back and change it. 

How to set a test on repeat

1. Set your test and tasks and click on 'Get testers' button.
2. Choose the device 
3. Continue until you select the number of tests. After that, click to expand the 'Perform only once' box and chose how frequently your test should be repeated. 

That's how easy it is!