Browser and Operating System Standards

KeyBank Mobile App

The KeyBank mobile app works best on devices running the current version of their iOS or Android operating system (OS). It is also supported on devices running the two previous versions of the OS.

KeyBank Online Banking on a Mobile Device

You can also use smartphones to sign on to online banking at Key.com. For the best online banking security and experience, we recommend using the most recent version of the browsers Safari, Chrome, or Firefox, although up to two versions earlier may also work.

KeyBank Online Banking on a Laptop or Desktop Computer

You can use a laptop or desktop computer to sign on to KeyBank online banking. For the best online banking security and experience, we recommend using the most recent version of the browsers Safari, Chrome, Firefox or Microsoft Edge, although up to two versions earlier may also work.

Microsoft Explorer is not supported.