TOPCOIN is a type of crypto-currency, released February 2nd, 2014, with which you can make instant person to person payments, anywhere in the world. TOPCOIN also has a built in staking feature that allows you to collect more coins if you have some in your wallet!
LINKA is a “value linking platform” that enables everyone to use cryptocurrency, credit card, and other payment methods without any restrictions both in the real world and crypto space by providing inter-usability of value through promoting value circulation.