About this app
59 lessons to calculate faster! Learn the secrets of mental arithmetic and become the fastest calculator in the west. Tips to add, multiply, subtract, divide, square or even check the rightness of a calculation, give a boost to your brains! Train by answering as many questions as you can in one minute in the "Training" mode and compare your performance with your friends with the Game Center. Try it now and become the idol of your math teacher.
Latest release
What’s New
• Now available in 10 languages • Refreshed Settings with Game Center and leaderboards • Updated for the latest iOS, with fixes and polish
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Aug 7, 2026 · 10:21 PM Free
Screenshots
