Company Dimitry Grekov created these great apps:
SATInator Drill - 5000 SAT vocab flashcards, SAT, ACT, TOEFL, ESL, 81B Warming Filter Calculator, XKCD: What If? Reader, Elektornika EM-02, Kodify: A swift and easy way to learn the new programming language on the go, Icarus - Can you find all the endings?, Borrow Books, and others..
