Let’s talk tech
B has an app for mobile and tablets that works on most devices. But just in case you've got some fancy-pants piece of kit invented by space boffins, here's an overview of the operating systems the B app's definitely compatible with.
Are we compatible?
You can sign into your B account from a desktop or laptop, but if you want to manage your money in the B app, you'll need a smartphone or tablet running:
iOS 10 or above
Android 5.0 Lollipop or above