What problem does this service solve?

GCR's goal is to develop a blockchain platform with faster and cheaper transactions.

Sphere's goal is to create a digital currency with a fair distribution model.

BlackCoin does not appear to provide any unique advantages compared to other digital currencies.

Token Stats

Company Description

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.

Sphere is a smart contract platform and peer-to-peer payment network. The network has a hybrid PoW and PoS consensus mechanism and is powered by the native SPHR token, which can be swapped for an ERC20 token over the Ubiq smart contract platform.

BlackCoin is a Proof-of-Stake (PoS) cryptocurrency created in 2014. Users are rewarded for staking their coins to secure the network. BlackCoin's staking rewards vary between 1% to 8% per year.

Ratings

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Global Currency Reserve vs Sphere vs BlackCoin

Global Currency Reserve

Sphere

BlackCoin