Prepare for your U.S. citizenship interview with USCIS Citizenship Prep, a free study app built around official USCIS civics materials.

Choose the test that applies to you based on when you filed Form N-400:

• 2025 Civics Test: 128 questions for applicants who filed on or after October 20, 2025  

• 2008 Civics Test: 100 questions for applicants who filed before October 20, 2025

Features:

• Study all 128 questions from the 2025 civics test  

• Study all 100 questions from the 2008 civics test  

• See the answer after each civics question  

• Practice common naturalization interview questions  

• Practice citizenship test writing sentences  

• Follow your progress as you study  

• Quickly check USCIS for answers that may change after elections or appointments  

• Light and dark appearance  

• No account required  

• Free to use  

• Supported by advertising

Some civics answers can change because of elections or government appointments. Always check current answers with USCIS before your naturalization interview.

USCIS Citizenship Prep is an independent study tool and is not affiliated with, endorsed by, or sponsored by U.S. Citizenship and Immigration Services or any U.S. government agency. Study materials are based on publicly available USCIS resources.