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Features
Simple no-nonsense interface
- Scans multiple folders at once
- Auto-detects iPhoto/Aperture libraries
- Display found duplicates in groups
- Lists recently used locations
- Provides contextual Help
Ultimate reliability
- Uses SHA-1 to compare files
- Quickly preprocesses suspected clones
- Disregards file names for comparison
- Only shows files with identical contents
Peace of mind
- Never deletes files on its own
- Staging area lets you put files back
- When deleting moves files to Trash
- Final choice is always yours
- Ensures at least one copy remains
Support for all file types
- Finds duplicate images, music files, PDFs, documents, archives etc.
- Shows overall progress of the scan
- Shows per-file progress for large files
- Displays elapsed and remaining time
iPhoto
- Scans multiple iPhoto libraries at once †
- Detects duplicate masters
- Never deletes files from iPhoto
- Puts deleted files in iPhoto Trash
Aperture
- Scans multiple Aperture libraries at once †
- Detects duplicate masters
- Never deletes files from Aperture
- Assigns deleted images Duplicate keyword
Staging area
- Stages files you remove for deletion
- Shows deletion progress
- Allows to put files back
- Lets you selectively delete staged files
- Replaces files with aliases
Persistent scan results
- Keeps the list of duplicates between runs
- Keeps expanded group state between runs
- Keeps staged files across launches
- Saves your time when scans take long time
Auto-selection
- Automatically selects duplicates to delete
- Ranks files by their scan locations
- Shows which file to keep in each group
- Demotes file names with copy patterns
- Allows you to prefer old or new copies
Finder integration
- Enables QuickLook to preview files
- Shows selected file information and icon
- Reveals selected file in Finder
- Adds scan locations using drag and drop
List of duplicates
- Provides keyboard access to commands
- Displays duplicates in groups
- Shows the amount of wasted disk space
- Sorts by individual file or group size
Preferences
- Excludes file names you specify
- Ignores small files
- Lets you specify small file size threshold
- Automatically updates itself
†The Mac App Store version of Decloner can only scan the currently active iPhoto or Aperture library.
Requirements
Mac OS X
- Requires 10.6.8 Snow Leopard
- Happily runs on OS X 10.10 Yosemite
- Fully supported on Mavericks and up
64-bit CPU
- Needs a 64bit-capable Intel processor
- Last 32-bit version is 1.2 — Download
Memory & Disk
- 4GB RAM minimum
- May need more for large number of files
- About 10 MB of free disk space
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