A free program for Android, by Quantum4u.

Photo Recovery is an application for recovering deleted photos and files from your device.

If you have accidentally deleted important photos and videos, you can use this application to restore them. It is very easy to use, and it only takes a few minutes to scan your device. Once it is finished, you will be able to view all the recovered files in a list. You can also preview them before restoring them, so you can make sure that the files that you are restoring are the ones that you want to restore.

If you are looking for a simple and easy-to-use application to restore deleted photos, you should definitely try this one.