Icelandic startup Plain Vanilla Games announced that the recently released Android version of its QuizUp trivia app drew one million downloads in the week after its launch, and is now averaging about 100,000 new registered users per day. The iOS version launched four months earlier and has attracted more than 10 million users. QuizUp pits users against friends and strangers worldwide, testing general knowledge across topics such as sports, TV, movies, music, books, science, geography and history. Continue reading QuizUp Social Trivia App Draws More Than Twelve Million Users

Biz Stone has an impressive track record with helping launch various social products, including Xanga, Blogger, Twitter and Medium. Stone’s most recent undertaking is Jelly, a question-and-answer app though which users can ask their social media friends — and friends of friends — questions about anything, using text and images. While the app has the potential to change the makeup of Internet searches, some critics have been skeptical of the need for what essentially serves as a mash-up between Quora and Instagram. Continue reading Biz Stone Aims to Revolutionize Social Search with Jelly App