What is crossfingers?

Crossfingers is a puzzle game developed by Amnesiapps. The game has over 900 levels that require the player to swipe and move blocks in order to create a path from one end of the screen to the other. The levels progressively get more difficult as the player advances through the game. Crossfingers is available on both iOS and Android platforms. It has been praised for its challenging gameplay and interesting puzzles. The game is free to download but does offer in-app purchases for hints and solutions to levels.