Nova exchange lists a wide range of cryptocurrency and especially the lower market cap alt coins that are not listed on the larger exchanges. Registration is free. The fees are 0.2% fr processed trades. Generally currencies will be unlisted if they are not having a BTC Volume of 0.2 under three weeks. As of July 2017, 230 coins are traded at Nova exchange. Nova exchange offers a 'dice' and 'scratchcard' gambling features. They suffered a hack of less than 5 BTC in late 2016 and set up a fund to repay customers. There was a vulnerability in the accounts.