Sort:  

I reccomend coinmarketcap.com you can see the volume of each coin on each exchange. So u can just go on the biggest mostly the safest.

Coin Marketplace

STEEM 0.06
TRX 0.32
JST 0.059
BTC 66717.25
ETH 2018.18
USDT 1.00
SBD 0.50