About these tests

This page contains the largest collection of Swift and iOS tests in existence – thousands of questions in total, plus interview questions, skill assessments, and more. You might think that's nice enough, but there's a twist:

These questions are used by companies around the world in their own job interviews for iOS developers.

As the industry standard Swift tests, you can use these now to get ahead of the pack: in the run up to your next interview you can spend 10 minutes a day completing tests or answering questions here, and you can be sure the work will pay off.

All these tests are both free and anonymous, so there's nothing standing between you and acing your next interview – good luck!