Decks - Decks is a study application designed to keep all your stuff in one place, instead of having an app for flashcards, another for notes, and one to watch tutorials, create a deck and keep everything organized there.
PayPal.Me - Request money using your own personalized URL.
Pitch Deck Hunt - Real pitch decks from 100+ of the best startups
Payzo - Accept credit cards with zero coding (for freelancers)
BaseTemplates - The easiest way to build your pitchdeck and raise money
Slidebean - Presentations that design themselves