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!
NewYorkCoin is a clone of Dogecoin that was established in March 2014. The coin has gone through a revival after dormancy of development starting in January 2018. It is a retail focused cryptocurrency.