
Soroban: Mental Math Abacus
Improve Math Speed & Focus
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Free
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About
Master mental math with Soroban: a powerful abacus learning app designed for students, beginners, and advanced learners who want to improve calculation speed, accuracy, and focus.
Soroban (Japanese abacus) is a proven method for developing strong arithmetic skills and mental calculation (anzan). Whether you are just starting out or aiming to train high-speed mental math, this app provides a structured and engaging way to learn.
WHO THIS APP IS FOR:
• Students learning arithmetic and building strong math foundations
• Parents looking for effective brain training and focus development tools
• Beginners starting with abacus (soroban) for the first time
• Advanced learners training anzan (mental math speed and accuracy)
• Anyone interested in brain training, calculation speed, and cognitive skills
KEY FEATURES:
• Step-by-step lessons: Learn soroban from basic bead movement to advanced arithmetic
• Flash Anzan (mental math): Train your brain to calculate without a physical abacus
• Speed drills: Improve calculation speed and accuracy with timed exercises
• Daily challenges: Build consistency with short, repeatable practice sessions
• Workbook practice: Structured exercises for deeper understanding
• Free play mode: Use a fully interactive digital abacus anytime
• AI-powered insights: On-device intelligence for adaptive learning and homework scanning
• Progress tracking: Monitor accuracy, performance, and improvement over time
WHY SOROBAN:
• Develops mental math (anzan) and arithmetic fluency
• Improves concentration, memory, and problem-solving skills
• Combines traditional Japanese learning with modern iOS design
• Designed specifically for iPhone and iPad for a smooth and immersive experience
Soroban supports English, French, Japanese, and Simplified Chinese. Start your journey into faster thinking and stronger math skills today.
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What's New in Soroban
1.3.1
September 6, 2026
Improved stability when moving abacus beads and during Flash Anzan countdowns. Fixed a crash that could occur when audio was interrupted.






