Bitcoin Flip - Trading Simulator for all the popular crypto currencies.
Hike With Me - Meet like-minded people. Everywhere. Anytime.
Coinzy - Top need-to-know crypto news in less than 8 minutes a day
InScribe - The go-to software tool for data scientists and developers to create handwritten digits and drawings
CryptoHack - A fun platform for learning cryptography
Affinity.me - Discover like-minded people (using machine learning)