Apps in this category may contain mild or occasional cartoon, fantasy or real-life violence, as well as occasional or mild adult, sexually suggestive or horrifying content and may not be suitable for children under 9 years of age.

12+

Apps in this category may contain occasional mild indecent language, frequent or intense cartoon or real-life violence, minor or occasional adult or sexually suggestive material, and simulated gambling, and may be for children under 12 years of age.

17+

You must be at least 17 years old to access this App.

Apps in this category may contain frequent and intense offensive language; Frequent and intense cartoon, fantasy or realistic violence: frequent and intense adult, scary and sexually suggestive subjects: as well as sexual content, nudity, tobacco, alcohol and drugs, may not be suitable for children under 17 years of age.

Calc Training (30sec) Screenshots

iPhone

About Calc Training (30sec)

You can practice mental arithmetic in 30 seconds.
Train your math skills by doing more mental arithmetic.

■5 types of training
- Addition
- Subtraction
- Multiplication
- Split
- mix

■Features
- 30 seconds of intensive training
- Personal best confirmation

■Credit
SE -> OtoLogic (https://otologic.jp/)
BGM -> Pocket Sound (https://pocket-se.info/)

What's New in the Latest Version 1.3.3

Last updated on Aug 10, 2023

Old Versions

Minor fix.

Version History

1.3.3

Aug 10, 2023

Minor fix.

1.3.2

Dec 8, 2022

Updated library.

1.3.1

Oct 18, 2022

Updated library.

1.3.0

Aug 4, 2022

Added a setting to eliminate the time limit.

1.2.5

Aug 3, 2022

Minor fix.

1.2.4

Jul 22, 2022

Minor fix.

1.2.3

Jul 13, 2022

Minor fix.

1.2.2

Jul 6, 2022

Minor fix.

1.2.1

Jun 9, 2022

Minor fix.

1.2.0

Jun 8, 2022

Minor fix.

1.1.1

Sep 17, 2021

Minor fix.

1.1.0

Aug 24, 2021

Minor fix.

1.0.3

Apr 20, 2021

Fixed the ranking display.

1.0.2

Mar 23, 2021

軽微な修正を実施。

1.0.1

Feb 27, 2021

ランキング画面プレイヤー総数の誤りを修正しました。

1.0.0

Jan 8, 2021

Feedback Report

Calc Training (30sec) FAQ

What country or region is Calc Training (30sec) available in?

Calc Training (30sec) is available in regions other than the following restricted countries:

Bosnia & Herzegovina,Hungary,Romania,Slovenia,Denmark,Portugal,Russia,Luxembourg,Czech Republic,Croatia,Bulgaria,Belarus,Spain,Austria,United Kingdom,Sweden,Germany,Lithuania,Estonia,Kosovo,Serbia,Poland,Macedonia,Albania,Finland,Moldova,Switzerland,Turkey,Italy,Malta,France,Greece,Ireland,Ukraine,Latvia,Slovakia,Iceland,Montenegro,Norway,Belgium,Cyprus,Netherlands