Twiger - Share tweets on Instagram
Typorama - Typorama: Text on Photo Editor is a Typography Art and Poster Maker application created and published by Apperto Ltd.
Twinsta - Sharing tweets on Instagram has never been so easy!
Polona Typo - Type, share and print your own sentences using thousands of letters from the books, posters and maps created over more than six centuries.
TweetPik - Easily convert tweets to images SVG, PNG and JPG
Font Candy - Font Candy lets you mask your photos with captions or simply overlay your images with text.