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Calculate

train mental calculation
New in version 1.5
- time trial mode (solve as many tasks as possible within a defined time)
A simple mental calculation trainer with this features:

- contains the four elementary arithmetic operations and the prime factorization
- configurable task types and diffculty
- configurable number input field
- statistic about the performance
- multi user support
- time trial mode (solve as many tasks as possible within a defined time) with tasks depending on the wall clock time so that one can play "against" another one with the same tasks

Packages

Although APK downloads are available below to give you the choice, you should be aware that by installing that way you will not receive update notifications and it's a less secure way to download. We recommend that you install the F-Droid client and use that.

Download F-Droid