MathIt

MathIt is a free, cross-platform math practice app designed for kids, students, families, and adults. It offers a variety of engaging modes including daily grade games, kindergarten object games, logic puzzles, mental-math lessons, and real-time multiplayer battles for 2-5 players. With support for 20 languages and a focus on speed and accuracy, MathIt makes math practice fun and effective. Loved by over 100,000 users, it's available on iOS, Android, and in the browser.