No specific info about version 1.29. Please visit the main page of Duplicate Cleaner For iPhoto on Mac Informer.
Helps you find duplicated contacts on your address book app.
Scan photos library to identify similar looking photos.
iTunes Duplicates Cleaner helps you remove duplicates from iTunes library.
It can help you identify and remove duplicates of photos/videos from iPhoto.
Find duplicate image files using different scan modes.