For optimal results, thumbnails should be square and exactly 114 by 114 pixels.
Avatar: Avatars should be square and at least 294 by 294 pixels
Logo: For best results use PNGs with transparent backgrounds. Logos should be exactly 2732 by 480 pixels
Background: The background image should be square and exactly 2732 by 2732 pixels. Keep in mind that the UI will sit on top of the background and cropping will occur across different devices so make sure there’s no text or logos in the image
Groups: Thumbnails should be square and exactly 192 by 192 pixels
Badges: Badges should be square and exactly 252 by 252 pixels
Hero Banner: Best results at 2732 by 692. Be mindful of using text, cropping and scaling will occur across dfferent devices so text or logos might be cut off
For optimal results, thumbnails should be square and exactly 384 by 384 pixels. The app will automatically re-size the image for both small and large versions.