Gemini 2 is a software tool that identifies and removes duplicate files from your Mac system to increase disk space. It has a user-friendly interface with drag-and-drop support and a pie chart file categorization. Its powerful search engine uses fast scanning algorithms to detect duplicates, even within folders and on external drives. The software features a one-click duplicate selection wizard and scans directly from the Finder’s menu. It protects original files during removal and has a built-in preview feature. Gemini 2 offers sorting options and can move duplicates to Trash or erase them. It allows users to create a list of files, folders, or extensions to ignore and select the minimal size of duplicates to find.