Comet: Live Friends Widget is a social networking app developed by Brain Lab Apps LLC. It is available on the iPhone platform and is a full version app. The app allows users to share photos with their loved ones via widgets that appear on the home screen. It also allows users to share glimpses of their day with their friends.

To use the app, simply download it and add the widget to your home screen. The widget will update instantly when a friend sends a photo. You can also reply by clicking on the widget and taking a picture. The app is free to download and use.

Overall, Comet: Live Friends Widget is a convenient way to keep in touch with loved ones and share moments throughout the day. The app's user-friendly interface makes it easy to use, and the widget feature is a great addition to the home screen. However, it may not be suitable for those who prioritize privacy, as the app requires access to the user's photos and camera.