WooCommerce Multi Currency allows display prices and accepts payments in multiple currencies. Demo: https://codecanyon.net/item/woocommerce-multi-currency/20948446

WordPress Currency Switcher – is a WordPress plugin that allows to switch to different currencies and get their rates converted in the real time using special shortcode [wpcs_price]. It is the power marketing tool for your site with heap of shortcodes and widgets for any WordPress catalogs where currency switcher is need. Demo: https://codecanyon.net/item/wordpress-currency-switcher/17450674