15 puzzle (HD) Gem Puzzle is a classical puzzle game invented in 1878, it’s still popular today.

The 15-puzzle is a sliding puzzle that consists of a frame (box) of numbered square tiles in random order with one tile missing.

The object of the puzzle is to place the tiles in order by making sliding moves that use the empty space.

The game Fifteen puzzle (HD) is made in three different sizes:
3 х 3 (8 tiles) – for beginners and kids;
4 х 4 (15 tiles) – classical size fifteen puzzle for all ages;
5 х 5 (24 tiles) – for those who like to think.

Features our 15-puzzle slide puzzle games:
- Three levels of complicity (8, 15, and 24 tiles);
- Algorithm that excludes unsolvable combinations;
- Realistic animation and tiles sliding;
- Moves counter and timer;
- Friendly interface with two color themes;
-Optimized for smartphones and tablets.

The game is completely free! Enjoy Sliding puzzle - 15 puzzle HD!