Bitcoiin is a cryptocurrency that was created to address some of the issues that have plagued the original Bitcoin ecosystem. It's Proof-of-Work (PoW) consensus mechanism is designed to decrease transactions times and fees, as well as make mining rewards easier to earn.

Mindexcoin is developing a universal payment platform powered by the Ethereum based token, MIC. Their marketing materials do not clearly outline any unique selling points, or advantages, that it will provide compared to other blokchain-based payment platforms.

eXPerience Chain is a community focused cryptocurrency with a unique Proof of Stake consensus mechanism. The team behind the project is based in South Korea. Their consensus mechanism is called Age Burnable PoS (ABPoS).