PhotoOne is a photo utility app. It can help you easily find all the images in a folder and all the subfolders.

Features:
1. Open a folder or drag a folder into PhotoOne, it will automatically find all the images in this folder and all its subfolders, and show them in one window. Easier for you to view.
2. Quickly check number of images in a folder and all its subfolders.
3. Quickly check image size and resolution.
4. Filter images by type, size and resolution.