Letter Boost

This is a beautiful minimalist word puzzle that you can play all day. Swipe the board or make words to boost the letters! Merge two letters and they are boosted into the next letter in the alphabet. Or make a word and all letters used are boosted! When you use or merge Zs, they disappear and award bonus points. The game ends when you have no open spots and are unable to move pieces or make a word. This is a highly addicting brain game with no timer and no lives to buy so you can play all day for free! Give it a try!