They broker exchanges of Bitcoin, Ethereum, Litecoin and other digital assets with fiat currencies in 32 countries, and bitcoin transactions and storage in countries worldwide. In November the company moved its legal base to the cryptocurrency-friendly Republic of Malta. The Cash app comes from Square, the company that makes those mobile credit card readers. Limits are replenished on exchanged slowly over the course of the week, so depending on how patient you are you could just use one exchange. Exchanges are platforms that allow the exchange of fiat currencies such as Dollars or Euros against digital currencies. Changelly is primarily a pure crypto exchange service that allows users to convert between cryptocurrencies easily and fast. The exchange brings strong security, great liquidity, and cross-platform trading via their website, mobile app, and API solutions.