A free program for Android, by Klimka.

When you find yourself struggling to connect the letters, it’s time to give your brain a workout. You’ll be rewarded with points for each completed puzzle, and it’s easy to rack up lots of points by finding all the hidden letters in no time.

Each level is a challenge, and as you progress through the game, the level of difficulty increases. There are lots of levels to keep you on your toes, and the fun increases with each one. The aim is to find all the hidden letters to solve the puzzle.

You’ll be able to play with and against friends, so you can compete for the highest score and see who is the best. It’s also great for learning English spelling and improving your vocabulary.