2048 (3x3 - 10x10) description

Features:
- Original 2048 game
- Sound on/off, no vibration
- 3x3, 4x4, 5x5, 6x6, 7x7, 8x8, 9x9, 10x10 grids
- saves your game when exit, or put to background
- 4 steps in history Undo
- Time tracking
- Number of moves
- Score
- 1024, 2048, 4096, 8192 etc target values
- local leaderboard
- global leaderboard for every player playing on this app

Permissions asked:
INTERNET/NETWORK: this is for leaderboard integration
EXTERNAL STORAGE: need to save image before it can be shared.