Currently we support the following Multi Currency Apps:
Bold Multi Currency. Plugin URL: https://apps.shopify.com/multi-currency
MlVeda Auto Currency Switcher. Plugin URL: https://apps.shopify.com/auto-currency-switcher
Best Doubly Currency Converter. Plugin URL: https://apps.shopify.com/doubly-currency-converter
You don't need to do anything to get them to work with CPB. Just install one of these apps and you will have multi-currency switcher on custom product pages.
Currently the following Multi Language Apps have been confirmed to work with CPB:
Translate Your Store ‑ Weglot. Plugin URL: https://apps.shopify.com/weglot