Circular Pro is licensed for Kiwi.com domain, for non-Kiwi.com projects use an alternative.
As Lato is free and available on Google Fonts, feel free to use it for western languages.
Orbit works well with Roboto
We recommend to use Roboto from Google Fonts; we tested it and it should work well 🙂
We decided to keep Roboto font family set as default for our design tokens. That just makes it easier for you to use it and don’t need to change anything.