It helps you win Scrabble.
Scrabble word finder is the best scrabble solver on the web. It helps you win scrabble/words_with_friends/jumble and lots of other word games or so. For any letters, it can find the valid words that can be made.
+ Lookup upto 14 letters
+ Support multiple dictionaries (TWL06/SOWPODS)
+ Allow wildcard characters (for blank tiles)
+ You can also filter results by specifying either a prefix or suffix or both.
+ Mobile/tablet friendly design (responsive)
+ Fast lookup
Website : http://scrabblewordfinder.org
Also checkout (jumble solver that returns result matching exact words) :
http://jumblesolver.me (web version)