1.7.1
2023-08-31
- Add paid option to remove ads
- Bug fix
1.6.0
2023-04-16
- Added a mode to train calculations involving two arithmetic signs
- Added option to show answer when incorrect
- Fixed bugs
1.5.2
2021-02-17
Smoothed the screen drawing by improving the frame rate.
1.4.0
2020-08-20
Upgrade the result screen of trainings.
1.3.2
2020-04-02
-Change some user interface
-Bug fixes
1.3.1
2020-01-24
-The correct answer is displayed when the input is wrong
-Change icon in some devices
-Fix some bugs
1.3.0
2019-07-05
Add "Endless Mode".
1.2.2
2018-09-19
-Fix range of numerical values in questions
-Adjust difficulty of levels