Denis Bisteinov

DB Woocommerce Price Converter is an easy solution to manage the prices if you need to convert them from one currency to another.
This plugin is relying on a 3rd party service of CBR that is provided as a freeware and is documented here https://www.cbr.ru/development/sxml/ and here https://www.cbr-xml-daily.ru/ 
Terms of Use: https://www.cbr.ru/user_agreement/

DB Price Converter for WooCommerce

The plugin is used for converting the prices from one currency to another.

santiaga

Exchange rate informer for WordPress. 
This plugin allow to get exchange rates from banks supported by plugin, and show their like widget in your blog. 
Now exchange informer can be added by shortcode in text widget, page or post in your blog.
Supported banks: 
The Central Bank of the Russian Federation, 
National bank of Ukraine, 
National Bank of Moldova, 
The Central Bank of the Republic of Uzbekistan, 
National Bank of Kazakhstan, 
The Central Bank of Armenia, 
National Bank Of Georgia, 
National Bank of the Republic of Belarus
Плагин информер курса валют (поддерживается отображение в виде виджетов и шорткодов). 
На данный момент плагин поддерживает работу с национальными банками России, Украины, Молдовы, Беларуси, Узбекистана, Казахстана, Армении и Грузии.

DB Price Converter for WooCommerce vs WP Universal Exchange Informer