TV Sudoku: 4x4, 9x9 and 16x16

Overview
Immerse yourself in the classic puzzle-solving fun with TV Sudoku, crafted specially for Android Smart TV and mobile devices, featuring a range of grid sizes and difficulties.

Key Features
1. Compatible with Android Smart TVs; playable using the TV remote control.
2. Supports gameplay on additional devices like phones and tablets.
3. Three sizes of Sudoku puzzles: small 4x4, standard 9x9, and large 16x16 grids.
4. Six unique difficulty levels, catering to both novices and experts.
5. Endless entertainment with randomly generated, one-of-a-kind puzzles.
6. Play with time challenges to secure a spot on the highscore board or relax with helpful aids.
7. Inclusive of three help functions: auto pencil in, show wrong entries, and show duplicate entries.
8. Undo function to rectify mistakes.
9. A save game feature that automatically records your progress.
10. Personal highscore tracking for each puzzle scale and difficulty.
11. Integration with Google Play for achievements and leaderboards.
12. The first three difficulty levels are available for free with the option to unlock more and remove ads for a fee.

Interesting Gameplay
1. Arrange numbers meticulously to fill a grid such that each row, column, and subgrid contains all exclusive numbers without any repetition.
2. Challenge your speed and logic against the clock to set a new highscore.
3. Navigate puzzling situations using the auto pencil-in for potential numbers, or employ hints to reveal incorrect or duplicated numbers.
4. When an impasse strikes, employ the undo function to withdraw your last entries.
5. Enjoy the sense of reward and increased difficulty as you advance to harder levels.
6. Preserve your ongoing games effortlessly with the auto-save feature or pause and continue sessions on your convenience.
7. Benchmark your puzzle-solving prowess against a global player community via Google Play leaderboards.