Курсы валют. Графики is a finance application for Android devices developed by JoyNow. It provides up-to-date information on the exchange rates of over 130 world currencies. The app also features customizable charts for assessing currency fluctuations over different periods of time, a currency calculator for computing any currency pairs and the value of precious metals.

One of the main highlights of the app is its wide selection of currencies, which allows users to obtain comprehensive information on various currencies. The app also allows users to zoom in and out of charts, and scroll through them with ease. The currency calculator enables users to convert two currency pairs simultaneously. Additionally, users can view two different currency charts, or the same chart over different time ranges. The app automatically updates currency exchange rates, and it sources information from two different providers: the Central Bank of Russia and Yahoo Finance. The app has a clean and intuitive interface, providing only the necessary and relevant information.