Soroban Battle is an educational app to improve your mental calculation skills using the Japanese abacus.
• Practice addition, subtraction, multiplication, and division.
• Try it in full for 3 days, then get it forever with a one-time purchase.
• Ideal for all ages, from beginners to Soroban experts.
• Choose from 4 levels: Kids, Beginner, Intermediate, and Expert.
• You choose whether to see the tile values ​​or hide them.
• Choose from 7 different themes.
• Challenge 2 or 3 friends to perform the same 5 operations in the fastest time.
• Solve problems and save your best times on the leaderboard.
• No ads or connection required.

Developed by Ernesto Islas.