Fitbit app to display QR codes, which can either be generated or imported from screenshots.
This also works with complex QR codes, e.g. v-cards or digital COVID certificates.
In contrast to other existing apps, it generates a txi image in the companion app and sends the image to the device. This also allows importing QR codes from screenshots or images from other code generators.
It can be downloaded and installed from the Fitbit app gallery and is compatible with the Fitbit Ionic, Versa, Versa 2 and Versa Lite devices.