Twitonomy - Twitter analytics and much more.
Logic Puzzles Daily - Logic Puzzles Daily app comes up with features to help you in taking challenges so you can clear levels after levels of brain teasers.
hashtags.org - Hashtag is an extensive hashtag research platform for analytics and tracking of hashtags, providing...
Crossword Puzzle Free - Crossword Puzzle Free is an app by Redstone Games that provides you with a variety of different puzzles according to various difficulty levels such as easy, medium, hard, and pro, etc.
ExportData.io - Export Twitter data for your business needs.
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.