Open-source software for syncing and backing up files across Windows, macOS, and Linux by transferring only essential data.
Cost / License
- Freemium
- Open Source
Application types
Platforms
- Mac
- Windows
- Linux
- Flathub
- PortableApps.com
- Chocolatey




There are many alternatives to Synkron for Windows and since it's discontinued a lot of people are looking for a replacement. The best Windows alternative is FreeFileSync, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 50 alternatives to Synkron and loads of them are available for Windows so hopefully you can find a suitable replacement. Other interesting Windows alternatives to Synkron are Total Commander, SyncBack, GoodSync and Unison File Synchronizer.
Open-source software for syncing and backing up files across Windows, macOS, and Linux by transferring only essential data.




A versatile file manager offering side-by-side dual-pane for intuitive navigation, powerful built-in FTP client, extensive archive format support, robust file comparison tool with editor, advanced multi-rename using regular expressions, and scalable customization options.




SyncBack allows for backing up, synchronizing, and restoring files on Windows. It offers a free version, SyncBackSE and Pro for more features, including local networks and cloud backups. Ideal for individuals and large organizations like hospitals, ensuring data protection and recovery.



A comprehensive solution for file synchronization and backup, GoodSync allows seamless and real-time file sync across desktops, mobiles, and cloud services directly, bypassing third-party servers. Ideal for both personal and professional needs.




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.


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...

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.


Bacula is a set of computer programs that permit managing backup, recovery, and verification of computer data across a network of computers of different kinds.




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.




Back up your data and synchronize PCs, Macs, servers, notebooks, and online storage space.




SyncFolders helps you to synchronize the contents of two folders, including any subfolders, track file modifications and deletions in a local database, propagate deletions and detect file renames, which is a noteworthy feature.




KLS Backup - Powerful backup and synchronization program with FTP, WebDAV and cloud support (Windows Azure, Amazon S3, Eucalyptus Walrus)




Unison is what Synkron wants to be. It actually compares file contents and sends diffs over the network, instead of looking solely at modification time.