Numbers play online

Numbers is a puzzle game.
You put numbers in an empty part of the board.
Three neighboring balls with the same number will merge to a single, bigger number ball.

Special features:
* 8 boards in difference shapes and sizes (squares, hexagonals, triangle, pentagonal and octagonal )
* White balls that can become any number if it cause a merge
* Hold cells that allow you to switch the next ball
* Undo button that is filled during the game
* A simple and comfortable design with animations and sound
* Simple tutorial ( https://www.youtube.com/watch?v=925b6z1Jaf4 )
* The entire game is free to play