the Fitbit mobile app
Take a picture, choose an image from your phone photo gallery, or upload an image from a URL to display on your Ionic or Versa screen.
Many customizable settings, including time/date colors, selectable activity metrics, and of course picking your image to display. You can choose your picture from the custom settings screen, and there are more instructions on the photo editing page.
Touch the main part of the display to show and hide the date and time. Touch the date to change format, time to change time font, and the lower-left icon to switch between heartrate, steps, distance, battery, weather, etc.
A weather feature is available and you can select between NOAA, Weather API, and OpenWeatherMap services.
Foto costs $ 1.29 (one-time fee) if you would like to use it beyond the 3-day trial period. If for some reason your watchface does not recognize your purchase, go to https://kzl.io and click the Already Purchased button.