About Abacus Lesson
The goal of this app is to learn abacus and calculate these questions by mental arithmetic within 5 seconds. All lessons of the abacus lesson series, which have been highly evaluated all over the world, are recorded. The...
The goal of this app is to learn abacus and calculate these questions by mental arithmetic within 5 seconds.
All lessons of the abacus lesson series, which have been highly evaluated all over the world, are recorded. The lessons have been reworked in a more polite and easy-to-understand.
In addition, we have added unique training methods such as training focusing on finger movements and mental arithmetic training to improve mental arithmetic in order to learn abacus more efficiently.
And various improvements have been made.
- Either vertical screen or horizontal screen can be selected.
- The position and size of the abacus and window can be freely laid out.
- No ads.
- Added sound variations. Volume control can also be finely set.
- The color of the abacus can be set freely.
- Earn a trophy by achieving the goal.
- Smoother operability by optimizing the app.
◆Support web page
https://hirokuma.blog/?p=4427
◆Twitter
https://twitter.com/p4pLIabLM00qnqn
◆Instagram
https://www.instagram.com/hirokuma.app/
Previous Versions
Here you can find the changelog of Abacus Lesson since it was posted on our website on 2023-04-01 14:51:10.
The latest version is 1.2.2 and it was updated on 2026-06-29 12:34:49. See below the changes in each version.
Abacus Lesson version 1.2.2
Updated At: 2025-11-07
Changes: Updated Library
Abacus Lesson version 1.1.4
Updated At: 2024-08-02
Changes: Bug Fix
Abacus Lesson version 1.1.3
Updated At: 2023-08-21
Changes: Updated target API level to 33
Abacus Lesson version 1.1.2
Updated At: 2023-07-26
Changes: Updated libraries.
Abacus Lesson version 1.1.1
Updated At: 2023-06-03
Changes: Release for review
Abacus Lesson version 1.1.0
Updated At: 2022-11-14
Changes: Fixed a problem that can not be started on Android12 or higher
Disclaimer
Official Google Play Link
We do not host Abacus Lesson on our servers. We did not scan it for viruses, adware, spyware or other type of malware. This app is hosted by Google and passed their terms and conditions to be listed there. We recommend caution when installing it.
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