Changelly | 3,065 followers on LinkedIn. An instant crypto exchange platform founded in 2015, Changelly serves over 600 companies and 10 million users. | Changelly, an instant crypto exchange platform founded in 2015, serves over 600 companies and 10 million users worldwide. It offers secure and swift crypto-to-crypto exchange, fiat on-ramp/off-ramp APIs, and crypto payment processing. Featuring more than 1,000 coins, Changelly equips its partners with instant exchange APIs, a listing platform, exchange and fiat on-ramp widgets, and a DEX aggregator for decentralized swaps.