9 Letter Jumble - 9 Letter Jumble app offers features to let you learn definitions of a large number of words by solving puzzles so you can increase their vocabulary while boosting up your motor skills.
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.
String of Words - String of Words is an app by Nickel Buddy LLC that comes up with features to help users in creating a chain of words so they can solve puzzles to boost up their skills.
Clue Word - Clue Word app offers features that let you solve a new puzzle every day by using clues to find all the answers.
API List - A collective list of APIs. Build something.