QROM description

QROM is an addictive and original puzzle game with simple rules.
Fill in the empty squares so that each row, each column and each color contains every digit from 1 to 4.

You will find 400 puzzles spread across 4 difficulty levels. If you like puzzles and are searching for a new one, QROM is made for you.

QROM is brought to you by an independent developer.