MintCoin is a new Proof of Work (POW) / Proof of Stake (POW) hybrid cryptocurrency coin. It's objective is to become the next innovative, secure, and energy efficient cryptocoin in the market. MintCoin is distributed using a fast POW distribution mechanism, and after 5 weeks, it becomes a pure POS coin. This makes the coin completely energy efficient in order to sustain itself, not having to depend on resource intensive mining rigs. MintCoin now runs on 100% Proof-of-Stake to secure the network. After the year 2016, stakers will receive a fixed 5% indefinitely as reward for securing the network. PoS variable interests: - 1st year: 20% - 2nd year: 15% - 3rd year: 10% - 4th and subsequent years: 5% MintCoin is often compared with its close counterpart - Peercoin and NXT
GREENPOWER has been designed to serve as a global rewards currency. GREENPOWER was developed on world-class blockchain technology (Graphene) and features a highly-efficient operating model. The system confirms transactions in just three seconds and has the capacity to process over 100,000 transactions per second. The currency has a fixed supply of coins that has been distributed during the past two years to over 150,000 accounts in over 180 countries. GREENPOWER is a store-of-value unit at the center of an ecosystem of companies, each of which is working synergistically to enhance the overall value for all participants. GREENPOWER is intended to be the currency used as loyalty rewards by millions of merchants worldwide.