Belong helps you prepare for the U.S. citizenship test and interview. Study all 128 questions of the 2025 civics test, or the 100 of the 2008 test, word for word from the official USCIS lists, free. Then take a mock interview where each question is read aloud and you answer by voice or typing, the way the officer asks it. Flashcards, topic quizzes and a daily goal to your interview date. Your first mock interview is free.