As some other people mentioned the Waydroid app or their website can work. If you do Waydroid, you can install Gapps, and other banking app isn't happy with that, they typically offer decent mobile websites.
GNOME Web and Mozilla Firefox via this PWA extension let you have a dedicated app icon for any web service you want into your app drawer. The Firefox one works best, and I believe does a better job isolating stuff from the main browser.
What's cool is you can run an entire Monero wallet (or other cryptocurrency) on device for full mobile financial experience, though don't store more in it than you would a regular wallet.