![](/assets/artwork/1x1-42817eea7ade52607a760cbee00d1495.gif)
Calc Training (30sec) 4+
Tomohiro Ohwada
Designed for iPhone
-
- Free
- Offers In-App Purchases
iPhone Screenshots
Description
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
Version 1.3.3
Minor fix.
App Privacy
The developer, Tomohiro Ohwada, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy.
Data Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Diagnostics
Data Linked to You
The following data may be collected and linked to your identity:
- Diagnostics
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Diagnostics
Privacy practices may vary based on, for example, the features you use or your age. Learn More
Information
- Provider
- Tomohiro Ohwada
- Size
- 9.3 MB
- Category
- Navigation
- Compatibility
-
- iPhone
- Requires iOS 13.0 or later.
- iPod touch
- Requires iOS 13.0 or later.
- Mac
- Requires macOS 11.0 or later and a Mac with Apple M1 chip or later.
- Apple Vision
- Requires visionOS 1.0 or later.
- Languages
-
English, Japanese
- Age Rating
- 4+
- Copyright
- © OWD
- Price
- Free
- In-App Purchases
-
- Remove Ads & Support USD 2.99
- Development support USD 1.99
- Remove Ads USD 1.99
Supports
-
Game Center
Challenge friends and check leaderboards and achievements.