Bokhary is a mobile app, it is a phrases keyboard, it is like Apple 'Text Replacement', but Bokhary has more plus advantages, like it save the shortcus as keyboard keys, so you don't need to memorize them, Bokhary also has more forms to create your phrases.
Spaced Repetition for Twitter combines Twitter with the benefits of Spaced Repetition. If you like a Tweet, it will be delivered straight to your timeline in increasing intervals, thus massively improving the long-term value you get out of Twitter.