screen duplicate

Measure circular or polygonal areas on your screen with the draftsman's tool.

Detects duplicates in Photos.app.

Find and delete duplicates in iPhoto.

Manage your photos.

Enhances Copy/Paste in the Finder.

Detect and remove duplicates from a folder.

Mirror individual windows on your display.

Find and delete duplicates from your Mac.

Detects identical or near identical images.

Limit your exposure to energy-efficient lighting before bed.