Duplifinder

Duplifinder screenshots

It can help you identify and remove duplicates of photos/videos from iPhoto.

Alternative downloads

PhotoSweeper
3.7
Find and delete photo duplicates from your Mac computer.
Easy Duplicate Photo Finder
1.9
Identify and remove duplicate image files on your Mac.
Remove Duplicate Messages
1.3.9
FREE
It removes duplicate messages from the current selection in Apple Mail.