Being originally based on the Ethereum protocol, Kin (KIN) cryptocurrency had swapped to its own mainnet later. As of now, following to infamous failure of its issuing company Kik with 99% fall of the coin’s value, this digital asset is hardly listed on a few exchanges.
Ripple is a global payment protocol aimed to provide fast transactions and cheap payments internationally. The network uses a digital currency known as XRP (sometimes it's referred to as Ripple). Unlike other cryptocurrencies Ripple is not aimed to replace banks, rather this project is created to improve the work of banks (including transactions between different banks) via blockchain solutions.