About this app
This app is calculation drill for calculation training. You can training that Abacus(soroban) & calculator & math ·Training mode You can create the training that fits your level. Purchase before you can create two. After the purchase will be able to create six. Training time is pre-purchase is 50 times, after the purchase will be saved 200 times, You can see their growth condition. Training can be set in the range of below. Kind: addition, the addition subtraction MIX, multiplication, division Number of digits: up to 5 digits (9-digits after purchase) Number of lines: up to 5 lines (15-digits after purchase) Number of Questions: up to 50 questions ・Challenge mode Level goes up and to clear the problem within the 100 s. Since the problem is more and more difficult, let's challenge to your limits.
Latest release
What’s New
bug fix.
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 Sep 5, 2026 · 8:41 AM Free
Screenshots
