Twinalyzer

• Select a folder (or folders) of images.
• Select Settings and choose your scan settings.
• Click Scan and wait for it to process.
• Similar items will show up with a similarity percentage & any potential cross-folder dupes.
• Walk the similarity table. Move down the table with arrow keys. Press space to preview the images in QuickLook.
• Press "z" to select a Reference image for deletion and press "x" for a Match image.
• Delete matches! Scan again for more.

Ignored Folder Name - These are subfolders that are excluded from scanning. IE: you selected /usb/DronePics. /usb/DronePics/thumbnails will be ignored.

Limit Scan to Selected Folder - Duplicates will only be checked for within each individual folders. If you want to check for duplicates across multiple selected folders, disable this.

Analysis Method
Basic Scan - Good for finding exact duplicates or extremely similar photos.
Enhanced Scan - Builds a model from your image, and searches for similar models.

Similarity Threshold - Lets you choose how closely images have to match before showing up in the results table. Want more exact matches? Drag the slider high. Want less precise matches? Drag it low.

For large data sets, you may need 2-3GB of RAM.

Nope. We collect no data. This app does not go out to the internet.