数学技巧：心算训练

2026年06月30日

v3.31
- Implemented daily streak notifications
v3.28
- Implemented core analytics
v3.26
- Added Pro version purchase option to unlock all math tricks
- Removed the "Buy Coins" button
v3.25
- Added an option to purchase coins
v3.19
- Added edge-to-edge support for status and navigation bars on Android 15+
- Improved UX and performance
- Fixed minor bugs
v3.17
- Significantly reduced ad frequency
v3.15
- Added Leaderboards