CoinArbitrage - Crypto Currency Price Monitor in Real time with Alerts and Notification through email, sms, Desktop Notifications Instantly and watch all of your assets and coins in one place with 16 Exchanges, 6500+ Coin (bitcoin, etherum, dogecoin,litecoin,ripple)

CoinMarketCap - Crypto-currency market capitalizations.

BitInfoCharts - Price, reward, difficulty, hashrate, market capitalization, block time, blocks count for all the...

Coingecko - CoinGecko is a free to use web-based and mobile application that provides financial market data for more than 2000 digital currencies.

Stampery - Stampery generates legally binding proofs of existence, integrity and ownership.

Cryptoradar - Find the best prices to buy or sell cryptocurrencies