AllDup

Duplikate finden & Speicherplatz zurückgewinnen

Freeware for private users and companies, available as an installable version or a Portable Edition. Supports Windows 11, 10, 8, 7 and Windows Server 2008 R2 through 2025 (32-bit and 64-bit).

12 alternatives to AllDup

Ranked by how well each tool replaces AllDup: shared features, audience, price and popularity.

Duplicity
Encrypted, bandwidth-efficient directory backup tool using the rsync algorithm
Covers 0 of 15 key features and is open source.
Free planOpen source
57 out of 100 matchFree
DupScout
Duplicate files finder for local disks, network shares, NAS and enterprise storage
Covers 0 of 15 key features.
57 out of 100 match—
AOMEI Backupper
Focus on System Backup and Cloning
Covers 0 of 15 key features.
Free plan
56 out of 100 matchFree
Duplicati
Hybrid cloud backup with zero vendor lock-in, using an open-source engine and your own orD
Covers 0 of 15 key features and is open source.
Free planOpen source
55 out of 100 match$2/mo
CloneSpy
Free duplicate file cleanup tool for Windows.
Covers 0 of 15 key features.
Free plan
55 out of 100 matchFree
Duplicacy
A new generation cross-platform cloud backup tool
Covers 0 of 15 key features.
Free plan
54 out of 100 match$4.17/mo
SyncFolders
SyncFolders is an easy tool to synchronize or backup your files and folders.
Covers 0 of 15 key features.
Free plan
52 out of 100 matchFree
FastCopy
The Fastest Copy/Backup Software on Windows
Covers 0 of 15 key features.
Free plan
50 out of 100 matchContact sales
dupeGuru
Finds duplicate files on your computer by filename or content.
Covers 0 of 15 key features.
50 out of 100 match—
Duplicate File Detective
Find and safely remove duplicate files on PCs, servers, and network storage.
Covers 0 of 15 key features.
49 out of 100 match—
MindGems
Windows software for finding duplicate files and photos, analyzing disk space, and file/PC
Covers 0 of 15 key features.
Free plan
49 out of 100 matchContact sales
Duplicate Files Fixer
Best Duplicate File Finder & Remover for Windows, Mac & Android
Covers 0 of 15 key features.
Free plan
48 out of 100 matchFree

Key facts

Starts at: Free
Free plan: Yes
Free trial: No
Open source: No
Founded: 2000
Headquarters: Thailand

What it does

Search for files with equal or similar content
Search for equal or similar images
Search for similar sound files
Search for files with the same or similar name
Search for files with the same size
Search for files with the same modification or creation date
Search for files with the same attributes
Search for hardlinks
Search for video files with the same or nearly the same duration
Search for sound files with the same or nearly the same duration
Fast search algorithm
Search all storage media ntfs fat fat32 exfat via drive letters or network paths
Search inside archive files e g zip rar 7z for duplicates
Support for unicode filenames and file paths up to 32 767 characters
Store file checksums in a database and reuse them on later search runs filters to exclude folders or files from the search search settings can be saved and restored as profiles overview display of found duplicates preview of images text sound and video files directly in the program commands to automatically select files by criteria search results can be saved and restored export of search results to a text file or excel table delete files and replace with shortcuts delete files and replace with hardlinks move files to the windows recycle bin move files to a backup folder secure file deletion

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