Free
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About
Love general knowledge quizzes and logic puzzles? Brain Quiz brings both together in 400 four-choice questions, with an explanation for every answer.
Play a quick five-question stage during a break, or take your time with a tricky number pattern. Explore geography, science, animals, space and the human body alongside reasoning, observation, calculations and probability.
400 QUESTIONS. 80 STAGES.
Choose EASY, NORMAL, HARD or GENIUS. Each difficulty includes 100 questions across 20 stages, with five questions per stage. Your progress is saved on your device.
UNDERSTAND EVERY ANSWER
Check the explanation after answering to discover a new fact or see how the logic works. Aim for a perfect five out of five.
ROOM TO THINK
Open the handwriting memo to work through a calculation or organize your ideas. Use the pen, eraser and clear-all tools while solving a question.
A SMALL CHALLENGE FOR YOUR SPARE TIME
Enjoy a solo quiz at your own pace. Start with five questions and see how far you can go toward GENIUS.
AVAILABLE IN 10 LANGUAGES
Japanese, English, Korean, Indonesian, Vietnamese, Thai, Traditional Chinese, Malay, Spanish and Arabic.
Contains ads.
Terms of Use & Privacy Policy
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What's New in Brain Quiz
1.0.3
October 8, 2026
Updated the App Store description to explain the quizzes and gameplay more clearly. Settings now include contact details, a copyable app recommendation, legal links and license information.
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