42-coin (42) Review

Blocknet (BLOCK) coin is provided on a few exchanges. You can trade this coin against BTC.

PayPie (PPP) token is available on a few exchanges paired against Ethereum (ETH). It is currently based on the cryptocurrency Ethereum protocol.

Released in 2014, Groestlcoin (GRS) cryptocurrency enables private and fast transactions. It is the first coin that activated Lightning Network and SegWit. You can buy GRS for both crypto and fiat currencies (USD, EUR, GBP, KRW). This cryptocurrency is listed on multiple exchanges.