Unison File Synchronizer AlternativesFile Sync Tools and other similar apps like Unison File Synchronizer

Unison File Synchronizer is described as 'Unison is a file-synchronization tool for POSIX-compliant systems (e.g. *BSD and GNU/Linux), macOS and Windows, with the caveat that the platform must be supported by OCaml. It allows two replicas of a collection of files and directories to be stored on different hosts (or diffe' and is a popular File Sync tool in the backup & sync category. There are more than 50 alternatives to Unison File Synchronizer for a variety of platforms, including Windows, Mac, Linux, BSD and PortableApps.com apps. The best Unison File Synchronizer alternative is Syncthing, which is both free and Open Source. Other great apps like Unison File Synchronizer are FreeFileSync, rsync, Beyond Compare and Resilio Sync .

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Unison File Synchronizer alternatives are mainly File Sync Tools but may also be Diff Tools or Disk Usage Analyzers. Filter by these or use the filter bar below if you want a narrower list of alternatives or looking for a specific functionality of Unison File Synchronizer.

Unison File Synchronizer

File Sync Tool
Free • Open Source

Unison is a file-synchronization tool for POSIX-compliant systems (e.g. *BSD and GNU/Linux), macOS and Windows, with the caveat that the platform must be supported by OCaml. It allows two replicas of a collection of files...

More about Unison File Synchronizer

Unison File Synchronizer alternatives page was last updated Jan 25, 2023

Syncthing
Syncthing replaces proprietary sync and cloud services with something open, trustworthy and decentralized. Your data is your data alone and you deserve to choose where it is stored.
119 Syncthing alternatives
License model
- Free • Open Source
Application types
- File Sync Tool
- Large File Transfer Service
Platforms
- Mac
- Windows
- Linux
- Android
- Android Tablet
- BSD
- Self-Hosted
- F-Droid
- Cloudron
Top Syncthing Features
1. Peer-To-Peer
2. Decentralized
3. Folder Sync
4. Real-time sync
5. File Sync
6. End-to-End Encryption
7. Synchronization
8. Ad-free
9. Large File Transfer
10. Lightweight
11. Dark Mode
12. No registration required
Show all NaN Syncthing features ▾
Syncthing VS Unison File Synchronizer
Is Syncthing a good alternative to Unison File Synchronizer?
- Syncthing is the most popular Windows, Android, Mac & Linux alternative to Unison File Synchronizer.
- Syncthing is the most popular Open Source & free alternative to Unison File Synchronizer.
- Syncthing is Free and Open SourceUnison File Synchronizer is also Free and Open Source

FreeFileSync
FreeFileSync is a folder comparison and synchronization software that creates and manages backup copies of all your important files.
100 FreeFileSync alternatives
License model
- Freemium • Open Source
Application type
- File Sync Tool
Platforms
- Mac
- Windows
- Linux
- Flathub
- PortableApps.com
- Chocolatey
+7
Top FreeFileSync Features
1. File Sync
2. Directory sync
3. Folder Comparison
4. Side by side version compare
5. Support for SFTP
6. Synchronization
7. Folder Sync
8. Drag and Drop
9. File Versioning
10. Portable
11. Command line interface
12. No registration required
Show all NaN FreeFileSync features ▾
FreeFileSync VS Unison File Synchronizer
Is FreeFileSync a good alternative to Unison File Synchronizer?

rsync
rsync is a software application for Unix which synchronizes files and directories from one location to another while minimizing data transfer using delta encoding when appropriate. An important feature of rsync not found in most similar programs/protocols is that the mirroring...
128 rsync alternatives
License model
- Free • Open Source
Application types
- File Sync Tool
- File Copy Utility
Platforms
- Linux
- BSD
- Cygwin
- Haiku
rsync Features
1. File Sync
2. Command line interface
3. Schedule Backup
4. File by file encryption
5. Cloud Sync
6. Encrypted Backup
7. Folder Sync
8. Delta Backup
Show all NaN rsync features ▾
rsync VS Unison File Synchronizer
Is rsync a good alternative to Unison File Synchronizer?
Comments about rsync as an Alternative to Unison File Synchronizer

Guest
Because rsync is not a bi-directional synchronizer.
Top negative comment •Apr 20, 2017
13
Guest
It is not a bidirectional synchronizer. Rsync is unidirectional.
Negative comment •May 21, 2021
0
Guest
As mentioned by others rsync is not bi-directional
Negative comment •Jun 9, 2020
0
Guest
rsync does not provide 2 ways syncronisation
Negative comment •Dec 9, 2019
1
Guest
unison is bidirectional, rsync synchronize in one direction.
Negative comment •Jan 28, 2018
6
Show more comments
5 of 6 comments
- This alternative is disputed. rsync is a legitimate Unison File Synchronizer alternative, but it might have issues that some users think are important.
- rsync is Free and Open SourceUnison File Synchronizer is also Free and Open Source

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Synchronization and backup of folders and drives.

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Beyond Compare
Easily compare files and folders on FTP, local and cloud storage with source control integration and 3-way merge support.
61 Beyond Compare alternatives
License model
- Paid • Proprietary
Application types
- Diff Tool
- File Comparison Tool
Platforms
- Mac
- Windows
- Linux
+3
Top Beyond Compare Features
1. Folder Comparison
2. File Sync
3. Folder Sync
4. Lightweight
5. Syntax Highlighting
6. Works Offline
7. Portable
8. Full-Text Search
9. Built-in viewer
10. Command line interface
11. Selective Synchronization
12. Windows Explorer Extension
Show all NaN Beyond Compare features ▾
Beyond Compare VS Unison File Synchronizer
Is Beyond Compare a good alternative to Unison File Synchronizer?
Comments about Beyond Compare as an Alternative to Unison File Synchronizer

Guest
tons of features, individual file preview, runs on windows/linux/mac
Positive comment •Oct 7, 2018
1
- Beyond Compare is the most popular commercial alternative to Unison File Synchronizer.
- Beyond Compare is Paid and ProprietaryUnison File Synchronizer is Free and Open Source

Resilio Sync
Resilio Sync allows you to automatically sync files between computers via secure, distributed technology (P2P bittorrent protocol).
64 Resilio Sync alternatives
License model
- Freemium • Proprietary
Application types
- File Sync Tool
- Cloud Storage Service
Platforms
- Mac
- Windows
- Linux
- Android
- iPhone
- Android Tablet
- BSD
- Windows Phone
- iPad
- Kindle Fire
+2
Resilio Sync Features
1. Selective Synchronization
2. Decentralized
3. Peer-To-Peer
4. Multiple backups and version history
5. File Storage
6. Synchronization
7. Folder Sync
8. Distributed
Show all NaN Resilio Sync features ▾
Resilio Sync VS Unison File Synchronizer
Is Resilio Sync a good alternative to Unison File Synchronizer?
- Resilio Sync is the most popular iPhone & iPad alternative to Unison File Synchronizer.
- Resilio Sync is Freemium and ProprietaryUnison File Synchronizer is Free and Open Source

IPFS
IPFS is a global, versioned, peer-to-peer filesystem. It combines ideas from Git, BitTorrent, Kademlia, SFS, and the web. It is like a single bittorrent swarm, exchanging git objects. IPFS provides an interface as simple as the HTTP web, but with permanence built in.
73 IPFS alternatives
License model
- Free • Open Source
Platforms
- Mac
- Windows
- Linux
- BSD
- Self-Hosted
- Firefox
+1
IPFS Features
1. Distributed
2. Peer-To-Peer
3. Decentralized
4. Based on Blockchain
5. Browser extension
6. Double Donut Chart
7. Virtual filesystem
Show all NaN IPFS features ▾
IPFS VS Unison File Synchronizer
Is IPFS a good alternative to Unison File Synchronizer?
Comments about IPFS as an Alternative to Unison File Synchronizer

Guest
IPFS is a completely different system. It does not offer synchronization of two sets of files.
Negative comment •Aug 18, 2015
10
- This alternative is disputed. IPFS is a legitimate Unison File Synchronizer alternative, but it might have issues that some users think are important.
- IPFS is Free and Open SourceUnison File Synchronizer is also Free and Open Source

Robocopy
Robocopy, or "Robust File Copy", is a command-line directory replication command. It has been available as part of the Windows Resource Kit starting with Windows NT 4.0, and was introduced as a standard feature of Windows Vista, Windows 7 and Windows Server 2008.
52 Robocopy alternatives
License model
- Free • Proprietary
Application types
- File Copy Utility
- File Sync Tool
Platforms
- Windows
Robocopy Features
1. Command line interface
2. Portable
3. No registration required
4. Works Offline
5. Ad-free
6. Folder Sync
7. Synchronization
Show all NaN Robocopy features ▾
Robocopy VS Unison File Synchronizer
Is Robocopy a good alternative to Unison File Synchronizer?

SyncToy
SyncToy is a free PowerToy designed by Microsoft, that provides an easy to use graphical user interface that can automatically synchronize local or network files and folders, but not WebDAV-, "Windows Mobile" files or folders and no triangle-sync as only Allway Sync...
72 SyncToy alternatives
License model
- Free • Proprietary
Application type
- File Sync Tool
Platforms
- Windows
SyncToy Features
Folder Sync
Comparing folders
Synchronization
Show all NaN SyncToy features ▾
Discontinued
Latest version 2.1 published on 11/24/2009

SyncToy VS Unison File Synchronizer
Is SyncToy a good alternative to Unison File Synchronizer?

Synkron
Synkron is an application for folder synchronisation and folder-backups that allows you to configure your synchronisations in detail. Despite having many features, the user interface of Synkron is very user-friendly and easy to use.
69 Synkron alternatives
License model
- Free • Open Source
Application type
- File Sync Tool
Platforms
- Mac
- Windows
- Linux
- PortableApps.com
Synkron Features
Portable
Folder Sync
Synchronization
Multiple languages
Show all NaN Synkron features ▾
+1
Discontinued
Last Update: 2014-10-11, see https://sourceforge.net/projects/synkron/

Synkron VS Unison File Synchronizer
Is Synkron a good alternative to Unison File Synchronizer?

DirSync Pro
DirSync Pro is a small, but powerful utility for file and folder synchronization. Java JRE 1.7 or above is needed to run DirSync Pro.
93 DirSync Pro alternatives
License model
- Free • Open Source
Application types
- File Sync Tool
- Backup Client
Platforms
- Mac
- Windows
- Linux
DirSync Pro Features
Incremental Backup
Command line interface
Folder Sync
Tree view
Show all NaN DirSync Pro features ▾
+2
Discontinued
No activity/development anymore. Last stable version from 2018-03-07, last development version from 2018-12-28.

DirSync Pro VS Unison File Synchronizer
Is DirSync Pro a good alternative to Unison File Synchronizer?

Toucan
Toucan is a small portableapp utility allowing you to synchronise, backup and secure your data with more options than the built in suite utilities. It is split up into 7 tabs, allowing you to easily find the function that you want.
64 Toucan alternatives
License model
- Free • Open Source
Application types
- File Sync Tool
- Backup Client
Platforms
- Windows
- PortableApps.com
Toucan Features
1. Encrypted Backup
2. Incremental Backup
3. AES-256 Encryption
4. Portable
5. Command line interface
6. Multiple languages
7. Folder Sync
Show all NaN Toucan features ▾
Toucan VS Unison File Synchronizer
Is Toucan a good alternative to Unison File Synchronizer?

ViceVersa
ViceVersa does File Synchronization, File Replication, File Backup and File Comparison. It can automatically verify data using a CRC32 checksum.
54 ViceVersa alternatives
License model
- Freemium • Proprietary
Application type
- File Sync Tool
Platforms
- Windows
ViceVersa Features
Encrypted Backup
File Versioning
Folder Sync
Show all NaN ViceVersa features ▾
ViceVersa VS Unison File Synchronizer
Is ViceVersa a good alternative to Unison File Synchronizer?