Use the nol pay app to digitise your nol card, however only new cards can be digitised. Once digitised the physical one won't work anymore.

Just shortcut to the nol pay app

I've been using the digital nol card on both the bus and the metro without any issues. Just open the Nol Pay app and tap it on the reader. You don't even need an internet connection; simply launching the app activates the NFC on your phone, allowing ...