PhotoSweeper is a precise and super-efficient tool that eliminates similar or duplicate photos. A Free version is also available.

PhotoSweeper works with Photos, iPhoto, Aperture, Capture One, and Lightroom Classic media libraries, as well as photos from your hard drives and external storage.

PhotoSweeper will be your go-to app if you take a series of shots of the same scene, allowing you to pick the best one, you edit photos with software like Photoshop, Pixelmator, etc., and make backups, or you have photos scattered on external hard drives and local disks, in Apple Photos, Lightroom Classic or Capture One libraries. It will also be helpful if you need to free up some space.

PhotoSweeper Features:

Easy search of photos
Just drag and drop folders from your Mac to allow PhotoSweeper to find all photos inside. Add more photos from your Photos, Capture One, or Lightroom Classic library via the Media Browser window.

Flexible comparison settings
Powerful multi-settings to easily find duplicates, similar photos, series of shots. The app finds duplicate photos, even those edited in external programs such Photoshop, regardless of image size or format.

Side to Side comparison
Find duplicates between two groups of photos while ignoring those inside each group. It allows you to compare the contents of two folders with each other or find similar images to a single image.

High speed and quality
PhotoSweeper was developed for a quick comparison of a vast number of photos. Cutting-edge technologies and unique algorithms make searching duplicates incredibly fast, providing excellent comparison results.

Efficiency
You can regroup the results without re-comparing photos by changing the matching level with a slider. Using caches makes the subsequent comparison much faster.

Marking duplicates automatically
Mark photos you want to get rid of manually or use the "Auto Mark" feature to mark duplicates automatically based on the list of rules you can adjust to your needs in the Preferences.

Comfortable viewing results
PhotoSweeper provides three modes for reviewing results: One by One, Face-to-Face - one or two large photos with an opportunity to mark a photo with just a click, "All in One "- all groups of duplicates in one list.

Great photo browsing
PhotoSweeper also serves as an up-to-date photo browser with a built-in search of photos by metadata, Quick Look preview, the "Info" panel with a detailed photo description, including histogram and image metadata (EXIF, IPTC, etc.).