Visiting Paris, are the transactions instant?

[Ordog]

There is a topic discussing using Monzo in France here:

https://community.monzo.com/t/monzo-in-france-discussion/9921

There is also a wiki full of common questions in regards to using your Monzo card in France that may help too, here:

https://community.monzo.com/t/fr-monzo-in-france-wiki/3241