Only the current version so far — new entries appear as the app ships updates.
Currency & Crypto Converter is a finance app by Kataykin: apps for education and lifestyle with 100+ downloads (about 405 estimated). +1 installs in the last 7 days. Released May 20, 2013. Install growth, rank history, SDKs and ad networks.
From the store listing: “Exchange rate for over 150 currencies and 575 cryptocurrencies”