Harken - Flashcard app using smart repetition to improve your memory
Pocket Explore - A human curated version of the web
Pocket - When you find something you want to view later, put it in Pocket.
Mailist - Receive weekly reminders of unread, bookmarked articles
Keep Everything - Light & Fast Web Archiver for iOS, OS X.
Always Reading - Queue up articles and schedule when you want to read them.