The Cross Formula is an adventure game developed in 2012 by the Spanish company KatGames of the Dream Chronicles fame. It's a fairly short and easy game with beautiful hand-painted background graphics.
This small patch (less than 1MB!) converts the German retail release to the official English one. To install the patch simply extract the archive to the game directory and run the executable.
You can buy the German retail release from the German Amazon store.
The patch can be downloaded here.
Enjoy!