Launched in May 2019, TCHAPP is an iOS app mobile exchange that is 100% owned by Thore exchange/Thore Network. It is registered in the Swiss crypto valley.
UpBit is based in South Korea. It was founded in 2017 by Korean developer KakaoTalk. The exchange is very user-friendly and provides a high level of security. UpBit supports the trade of about 195 cryptocurrencies, some of which are quite rare, and 330 market trading pairs.