Ethereum Classic is in top 15 of the most popular cryptocurrencies. Like Ethereum it allows paying with cryptocurrency for service of other people. Ethereum Classic transaction time (as well as ETC transaction fee) is lower than of Bitcoin. The main difference between Ethereum and Ethereum Classic is that ETC mining algorithm is different. As well ETC is not supported by most of original creators of Ethereum.
Visa, MasterCard, Maestro and Apple Pay accepted here