Round and Merge

Round and Merge is a puzzle game.
You need to merge two neighbors with equal numbers.
After the merge the numbers above the empty slot will fall down.
You Also can rotate the board so the empty space will filled from other direction.

You have two boards
* Square board (like the board of 2048)
* Triangle board (that composed of hexagons)

You also have Fibonacci mod:
Merge two consecutive Fibonacci numbers the next number in the series.
1 and 1 => 2 , 1 and 2 => 3 , 2 and 3 => 5 , 3 and 5 => 8 , ...