CoinSwitch - First cryptocurrency and altcoin exchange aggregator.
Coinwink - Crypto alerts, watchlist and portfolio tracking app for Bitcoin, Ethereum, and other 3500+ crypto coins and tokens
Arbitraj.io - Trade arbitrage opportunities across 35+ crypto exchanges💰📈
Coinzy - Top need-to-know crypto news in less than 8 minutes a day
PowerTrade - Trade BTC & other crypto options on the go, now on iOS
Coin Demo - Visual demonstration of how bitcoin transactions work