Scrokkle
Scrokkle is a tile based take on poker where you build and play hands on a large board, connected like words in a crossword. Play in versus against your friends, or solo in bust mode to go for a high score. Also offers a puzzle mode where you must place and connect every tile.
5spell
Try to make as many 5 letter words as you can. Each round either make a word or discard one of your tiles. Play in Versus against your friends in a Riichi Mahjong style game or try to get as many words as you can on the daily.