Pakasoro
Abacus Training
0 ratings
Archived App (Last seen on 1 Aug 2026)
This is an archived listing of the app previously available on the App Store.Although the app is no longer distributed by Apple, you can still view its description, screenshots, version history, ratings, and metadata for reference.
About
This is an application for practicing "Soroban" abacus!
You can practice multiplication, division, addition, and subtraction.
All practice exercises are available for free.
[Max Digits]
Multiplication: 6 digits × 6 digits = 11 or 12 digits
Division: 11 or 12 digits ÷ 6 digits = 6 digits
Addition / Subtraction: 10 digits, 20 terms
[Addition / Subtraction]
・Each number pops up individually, just like "Flash Anzan".
・You can select "Negative Answer Mode".
The answer will sometimes be negative, at random.
[Others]
・The answer is displayed in three ways: not rounded (as is), rounded to the nearest one, or rounded to the nearest thousandth.
Example:
66.7829
67
66.783
・You can move the position of the question on the screen.
*Input and time measurement functions are not available.
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What's New in Pakasoro
1.0.0
July 29, 2025
1
In-App Purchases
$1.99
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