Alternatives to SyncToy for all platforms with any license

FreeFileSync

FreeFileSync is a folder comparison and synchronization software that creates and manages backup copies of all your important files.
- Sadly was not stable- Crashed for me and never completed. Guest • Mar 2018 • 2 agrees and 1 disagrees
- awesome piece of software. Got all I need and even options I did not think of. Will donate to developers for sure after some time. Guest • Aug 2018
Freemium $ $ $ Open Source Mac Windows Linux openSUSE CentOS ... Ubuntu Debian
Cloud sync Configurable Directory sync File-sync ... File Versioning Folder Comparison Support for FTP Multiple languages Support for SFTP Add a feature

403 Like
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...

Free Open Source Linux BSD Cygwin Mac Haiku
Cloud sync Command line interface Delta Backup Encrypted backups ... File-sync Schedule Backup Add a feature

204 Like
IPFS

IPFS is a global, versioned, peer-to-peer filesystem. It combines good ideas from Git, BitTorrent, Kademlia, SFS, and the web. It is like a single bittorrent swarm...
- IPFS is not for file comparison on different folders. Guest • Jul 2018 • 1 agrees and 0 disagrees
Free Open Source Mac Windows Linux BSD Self-Hosted
Peer-To-Peer Decentralized Distributed Double Donut Chart Add a feature

87 Like
GoodSync

GoodSync syncs files between your computer, mobile devices, FTP, SFTP, Amazon S3, Google Drive, SkyDrive, WebDAV, Azure.

Freemium $ $ $ Mac Windows Android iPhone Android Tablet ... iPad
2 way sync Support for 64 bit Direct P2P Sync Apps with End-to-End Encryption ... File-sync Mirror Backup Multiple languages Portable Real-time sync Sync on Schedule Visual Comparison Support for WebDAV Add a feature

111 Like
Unison

Unison is a file-synchronization tool for Unix and Windows. It allows two replicas of a collection of files and directories to be stored on different hosts (or different...

Free Open Source Mac Windows Linux
Bidirectional sync 2 way sync File-sync Well documented Add a feature

77 Like
SyncBack

SyncBack is a tool to backup, synchronize, and restore data files. · Free: SyncBackFree (Windows) is a simple backup and restore solution at no cost. ·...
- Powerful, reliable, and easy to use, with excellent licencing options. alternativetosurfer • Jun 2018
- It's an FTP client, not a folder sync client. Guest • Sep 2018 • 0 agrees and 1 disagrees
Freemium $ $ $ Mac Windows Linux Android Android Tablet
Backup profiles File-sync Add a feature

115 Like
grsync

Grsync is a rsync gui, a graphical user interface for the rsync file synchronization and backup tool. It works on linux, solaris, windows, mac os x and maemo. It uses...
- Same functionality, clear choices and configuration, GUI for those who are command-line-challenged. Guest • Oct 2017
Free Open Source Windows Linux Xfce
No features added Add a feature

31 Like
Bvckup 2

Simple fast backup for Windows. At a glance - small and very lean, very fast delta copier, excellent user interface, device tracking, shadow copying, move/rename...
- Very clean interface and highly configurable Guest • Feb 2018
Commercial Windows
Archive Deleted Items Delta Backup File Versioning Support for FTP ... Incremental backup Portable Real-time backup VSS compatible Add a feature

59 Like
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...
- Discontinued Last Update: 2014-10-11, see https://sourceforge.net/projects/synkron/
Free Open Source Mac Windows Linux PortableApps.com
Multiple languages Portable Add a feature

75 Like
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.

Free Open Source Mac Windows Linux
File-sync Incremental backup Add a feature

25 Like
Allway Sync

Allway Sync is a file and folder synchronization software for Windows. It is FREE for personal use (with limitations), however, you should pay for a Pro license if...
- It allows you to set one folder as your primary destination folder so that no files or folders within it would be deleted and any file that is not present in the source folder can be copied to this primary folder ghos3t • Dec 2016
Freemium $ $ $ Windows PortableApps.com
File-sync Multiple languages Portable Add a feature

54 Like
Bacula

Bacula is a set of Open Source, enterprise ready, computer programs that permit you (or the system administrator) to manage backup, recovery, and verification of...

Free Open Source Mac Windows Linux FreeBSD OpenBSD
No features added Add a feature

19 Like
Ind.ie Pulse

Pulse is a free (as in freedom), secure, and distributed file synchronisation engine in Go and Swift.
- Discontinued As announced at https://ind.ie/blog/focus/ , Pulse will no longer be supported, but you can still download it from the official website and use it.
Free Open Source Mac Windows Linux BSD OpenSolaris
Decentralized File-sync Works Offline Portable ... Selective synchronization Add a feature

31 Like
Create Synchronicity

Create Synchronicity is a nice, lightweight backup program with a very user-friendly - yet powerful - interface, that synchronizes files and folders extremely quickly...
- Discontinued The project is no longer developed. Last version, 6.0, released in March 2012, can be still downloaded from the official website.
Free Open Source Windows
File-sync Folder Comparison Folder Mirroring Mirror Backup ... Portable Add a feature

30 Like
SyncFolders

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

Free Windows
File-sync Folder Mirroring Incremental backup Multiple languages ... Portable Add a feature

14 Like