Gapcoin is a new prime number based p2p cryptocurrency, which tries to eliminate the sticking points of other scientific currencies like Primecoin or Riecoin. It's a fork of Satoshi Nakamotos Bitcoin, a decentralized payment system which is independent of banks, governments and other centralized regulators. With Gapcoin, you will be able to anonymously send money around the globe in no time. The big improvement in comparison to Bitcoin is that instead of burning electricity for its own sake, Gapcoins Proof of Work function actually does useful work by searching for large prime gaps
DECOIN is a Decentralized coin and Trading Platform Exchange which redistributes its revenues to coin holders. DECOIN is a blockchain-based 'Revenues Sharing Exchange' Coin. DECOIN is building a world-renowned, quick-action, easy and simple Multicurrency Exchange and Trading Platform, which shares its exchange revenues with all of its coin-holders. In addition, DECOIN's top-notch security promises its users an easy, relaxing and reliable trading experience to assure completed transactions. DECOIN is a fully secure technology system for cryptocurrency users, enabling users to fully exploit their coin potential, by aligning with the Decentralized nature of the blockchain itself. DECOIN aims to build world-renowned, worldwide Online Customer Service to facilitate the adoption of cryptocurrency and blockchain technologies. Thanks to the POS consensus algorithm, all coin holders that will stake/mint DECOIN’s in their online wallet (full node) will be eligible for a 6.2% interest rate per annum, relative to the number of DECOINs they own.