Quppy Review

AirSwap is a Decentralized cryptocurrency exchange based in the USA. The exchange was launched in 2017. It’s reported volume is about 4.5-5 mln. $. The exchange provides peer-to-peer trading and has 3 available trading pairs and 6 coins.

Huobi is a cryptocurrency exchange founded in China in 2013. Currently, Huobi is based in Singapore because this country has friendlier cryptocurrency regulations. The company is registered in  Seychelles. Before leaving China due to a cryptocurrency ban, the exchange was responsible for 90% of Bitcoin trading volume in this country. Now Huobi is an international platform with offices located in Singapore, Hong Kong, the United States, Japan, and Korea. In China, the company provides blockchain consulting services. Huobi has sub-exchanges: Huobi Korea, Huobi US, etc. Huobi Global is the biggest Huobi exchange. In November 2019 Huobi Global had to shut down all the accounts belonging to the US customers due to strict cryptocurrency regulations of the USA.

SwapSpace is a crypto exchange aggregator that doesn't require registration. The platform provides an opportunity to swap around 300 cryptocurrencies suing fixed and floating rates. SwapSpace has a row of partnerships with such significant companies as Changelly, ChangeNow, and SimpleSwap. The main priority of SwapSpace is saving its customers' time by doing much of the work for them. The platform strives to provide its customers with trading at the most profitable rates. All the rates are gathered and displayed at one tab so the traders can compare the prices and make decisions on what to buy or sell without any hassle. The users can get assistance from the support team that works 24/7. What makes SwapSpace especially comfortable and transparent is the fact that is doesn't collect any fees above the fees charged by the partner exchanges.