I can't find that on their website:-
Do I earn interest on my Balances or Jars?
Wise
https://wise.com › help › articles › do-i-earn-interest-o...
We currently don't pay interest on money held in your Balances or Jars as Cash. We offer Assets in certain regions that allows you to hold your money in ...
https://wise.com/help/search?q=interest
But I also found this:-
The news: UK-based money transfer fintech Wise launched an interest-bearing savings account dubbed Interest, per Bloomberg. Interest will roll out in the UK before expanding across Europe.
Funds held in the account can be spent or sent via the Wise app. Wise will offer 3.29% interest for balances in American dollars, 2.52% for balances in British pounds, and 0.88% for balances in euros.
https://www.insiderintelligence.com/content/wise-expands-beyond-money-transfers-with-savings-account