Global Currency Reserve is a Proof-of-Stake (PoS) cryptocurrency built on a native blockchain. Its core infrastructure has similarities to Bitcoin, Peercoin, NovaCoin and BlackCoin. Global Currency Reserve's focus is on providing fast transactions times with minimal fees.

TrumpCoin is a cryptocurrency that was created to support Donald Trump. Their marketing materials do not provide specific details about what they hope to achieve, or why they need a blockchain-based digital currency. TrumpCoin has a hybrid Proof-of-Work (PoW) and Proof-of-Stake (PoS) consensus mechanism.

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.