Math Games & Learning vs Mental Math Games

Become better at mental math. We made it simple: You solve sums at your own pace, and we track your accuracy and speed. Practice regularly to improve your math skills and strengthen your brain. Challenge accepted? SELECT EXERCISES You choose what to practice. We include addition, subtraction, multiplication, and division at multiple difficulty levels. Focus on a single exercise and level, or mix different exercises and levels into one quiz. SOLVE SUMS Choose how many questions you want to solve and start the quiz. We provide an unlimited number of questions to practice with. Do math questions make you nervous? There is no penalty for wrong answers—you can keep trying. With regular practice, our app helps you build confidence. You’ve got this! TRACK YOUR PROGRESS Curious to see how much you’ve improved? Our clear statistics make it easy. View your best scores, averages, and progress over time for each exercise and difficulty level. These insights help you decide what to practice next, so you can improve across all exercises and levels. SUITABLE FOR ALL AGES AND LEVELS Mental math is useful at any age. That’s why our app is designed for all ages and skill levels. Whether you’re a parent helping your child learn, a student improving grades, an adult preparing for an assessment, or simply training your brain, our app adapts to your needs. FREE EXERCISES AND PRACTICE INCLUDED Unlike many competitors, we do NOT require a subscription to use or try our app. Most features are available for free, with no time limits and no ads—making it child (and parent) friendly. If you enjoy the app and want to support development, you can unlock premium content with a one-time purchase. This gives you access to harder exercises and the mixed quiz feature. Please consider leaving a review on the App Store. Your feedback helps us improve the app for everyone. Thank you! JUST GIVE IT A TRY Download the app now and start improving your mental arithmetic skills today.

Numbio (formerly FastMath) turns mental math into a fast, satisfying daily habit. Train arithmetic, master your times tables, and watch your calculation speed climb in just a few minutes a day. WHY NUMBIO? • Practice that adapts to you: difficulty scales from Easy to Extreme as you improve. • Bite-sized sessions for any schedule: a 60-second speed test or a full training plan. • Actually fun: turn drills into a game and keep your daily streak alive. PRACTICE EVERYTHING • Free core arithmetic: addition, subtraction, multiplication & division • Times tables, digit sums, mixed expressions & chained operations* • Word problems, equations, rule of three, fractions, GCD & LCM* • Advanced operations: percentages, squares, square roots & modulo* • Every number type: decimals, money, fractions, binary, Roman numerals & more* • Build your own custom training plans: practice exactly what you want* LEARN THE TRICKS • Step-by-step mental-math tricks and shortcuts that make hard sums easy • Practice any trick right away with a matching, ready-made drill* • A personalized "For You" feed that suggests what to learn next* PLAY & COMPETE • Brain-teasing games: Number Hunt, Magic Square, Sudoku & Mini Sudoku • Climb Game Center leaderboards and unlock dozens of achievements TRACK YOUR PROGRESS • Build daily streaks and hit personal goals that keep you coming back • Earn XP and level up through ten ranks, from Bronze to Diamond • Watch your speed and accuracy climb with detailed stats and personal bests • Set daily reminders so you never break your streak ON ALL YOUR DEVICES • Cross-device sync keeps your progress in step wherever you practice • Jump in within seconds from Home Screen and Lock Screen widgets • Family Sharing: share Numbio Pro with up to five family members • Available in 29 languages PERFECT FOR Students building arithmetic confidence • Test-takers prepping for GMAT, GRE & entrance exams • Professionals staying sharp • Parents and kids learning times tables • Anyone who loves a good number puzzle Join thousands of learners worldwide sharpening their mental math with Numbio. Questions or feedback? We'd love to hear from you at hello@numbio.com. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula Privacy Policy: https://www.numbio.com/privacy * Requires a Numbio Pro subscription.