You can only use it in the country you purchased it in.You can't convert Uber Cash from one currency to another. Furthermore, you can only purchase Uber Cash in the currency of the country you are in.
Can I book an Uber ride in India from USA?
If you are on an international trip and need to book an Uber, you're in luck—as long as the service is available in the country you are visiting, using Uber is just as simple as using it at home.
Does Uber accept cash in India?
Should I tip Uber in app or cash?
The app will automatically calculate the tip options for you, so it's as easy as tapping a button. You can also hand the driver cash directly. Many drivers prefer cash, since they see it as tax-free income (although technically cash tips should be reported for taxes).
How do I use Uber cash in another country?
Can I use my Uber Cash balance in other countries? For now, you can only use your Uber Cash balance in the country where it was purchased.