Crossword Jam - Crossword Jam app allows users to swipe the letters so they can guess and find the correct hidden word right on their mobile phones.
One Clue Crossword - One Clue Crossword app allows users to access an extensive collection of more than 1000 different puzzles in order to exercise their brains on a daily basis.
Between the lines - Between the lines app enables users to identify the hidden words so they can find out the whole phrase to train their brain in recognizing words.
Clue Word - Clue Word app offers features that let you solve a new puzzle every day by using clues to find all the answers.
Word Wow - Word Wow app enables users to play and enjoy a variety of different puzzle games such as letter puzzle and traditional word puzzle games, etc.
API List - A collective list of APIs. Build something.