Downloading Gemini: The Duplicate Finder 2.9.8 for Mac from the developer's website was possible when we last checked. We cannot confirm if there is a free download of this app available. The bundle id for this application is com.macpaw.Gemini. The application can also be called "Gemini".
This free software for Mac OS X was originally produced by MacPaw, Ink. Please check the Mac app with an antivirus before launch as it is downloaded from the developer's website, and we cannot ensure that it is safe. The application lies within System Tools, more precisely File Managers. The application's installation file is commonly found as macpawgemini.dmg. The most popular versions among Gemini: The Duplicate Finder for Mac users are 2.5 and 1.5.
From the developer:
Gemini 2 from MacPaw is a Mac-only duplicate finder and cleaner with a rapid scanning algorithm, gorgeous design and remarkable user interface. As a user-oriented utility Gemini 2 offers you an easy and fast way to look for and remove duplicates.
Scans Photos and iTunes libraries.
Finds files that are almost (but not quite) identical.
Locates similar pics in Photos: retakes or just lookalikes.
You may want to check out more Mac applications, such as Cisdem Duplicate Finder for Mac, Fireebok Duplicates Finder or Duplicate Finder, which might be similar to Gemini: The Duplicate Finder.