A free app for Android, by Leon Zhang.
US Citizenship Test N400: True or False is a free app for both Android and iOS devices, which provides an easy and effective way to prepare for the US Citizenship interview.
It allows you to memorize all the questions that will be asked during the interview.
In addition, you can practice with different types of questions to get a feel for how the interview is going to go and to prepare yourself for the actual interview.
US Citizenship Test N400: True or False is an easy-to-use app that allows you to review all the questions and answers at any time.
This allows you to prepare for the interview without worrying about time.
The questions are divided into four categories:
1. True or False
2. Multiple Choice
3. Short Answer
4. Long Answer
The app also has a section for the USCIS interview, which is a multiple-choice test.