Free Syncthing Alternatives for Mac

There are many alternatives to Syncthing for Mac if you are looking for a replacement. The best free Mac alternative is FreeFileSync, which is also Open Source. If that doesn't suit you, our users have ranked more than 100 alternatives to Syncthing and loads of them are free and available for Mac so hopefully you can find a suitable replacement. Other interesting free Mac alternatives to Syncthing are Resilio Sync , Spacedrive, Koofr and Icedrive.

filter to find the best alternatives

Syncthing alternatives are mainly File Sync Tools, but if you're looking for Cloud Storage Services or Large File Transfer Services you can filter on that. Other popular filters include Open Source, iPhone, Android + Open Source and Android. These are just examples - use the filter bar below to find more specific alternatives to Syncthing.
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Alternatives list

  1. GoodSync icon
    Sponsored

    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.

    128 GoodSync alternatives

    Cost / License

    • Freemium
    • Proprietary

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Android Tablet
    • iPad
  2. FreeFileSync icon
     619 likes

    Open-source software for syncing and backing up files across Windows, macOS, and Linux by transferring only essential data.

    109 FreeFileSync alternatives

    Cost / License

    • Freemium
    • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Flathub
    • PortableApps.com
    • Chocolatey
     
    |
    2
    FreeFileSync vs Syncthing Comments
    Sam Lander
    Positive
    2

    FreeFileSync is less prone to errors. I trust it more than Syncthing.

    Guest
    Negative
    3

    UI is not as nice; some features seem to be available only after donating (so “Freemium”, not free)

    Review by a new / low-activity user.
    • FreeFileSync is Freemium and Open SourceSyncthing is Free and Open Source
  3. Resilio Sync  icon
     325 likes

    Resilio Sync allows you to automatically sync files between computers via secure, distributed technology (P2P bittorrent protocol).

    72 Resilio Sync alternatives

    Cost / License

    • Free
    • Proprietary

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Android Tablet
    • BSD
    • Windows Phone
    • iPad
    • Kindle Fire
     
    |
    7
    Resilio Sync vs Syncthing Comments
    Top Positive Comment
    geekypete
    3

    It's still free for personal use, but is updated commercially. Comes from good people and they should be good for a while.

    Slavana joker
    Positive
    1

    This is a commercial file synchronization tool that offers similar features to Syncthing, including peer-to-peer file syncing, selective file syncing, and support for multiple platforms.

    endolith
    Positive
    0

    Same thing as Syncthing but more reliable

    3 of 7 comments
    • Resilio Sync is Free and ProprietarySyncthing is Free and Open Source
  4. Spacedrive icon
     159 likes

    Open-source file explorer integrates cloud, local, and offline storage across devices using a secure virtual distributed filesystem in Rust, enabling unified management, file syncing, privacy control, intuitive interface, and ownership without centralized servers.

    82 Spacedrive alternatives

    Cost / License

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
     
  5. Koofr icon
     144 likes

    Koofr is a safe, secure and simple way to store, backup and share your documents, photos, videos and more. It offers up to 10 GB of free safe storage for your files with affordable upgrades and options to connect multiple cloud accounts.

    199 Koofr alternatives

    Cost / License

    • Freemium
    • Open Source (MIT)

    Application types

    Platforms

    • Mac
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • Windows Phone
    • iPad
    • Linux Mobile
    • Google Chrome
    • Rust
    • F-Droid
    • Software as a Service (SaaS)
    • Docker
    • Chromium
    • Mozilla Firefox
     
  6. Icedrive icon
     46 likes

    Icedrive is a cloud storage, backup and file sharing service with browser, desktop and mobile apps.

    The Icedrive desktop application allows users to mount their cloud storage space as a real hard drive.

    194 Icedrive alternatives

    Cost / License

    • Freemium
    • Proprietary

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
     
  7. Sync.com icon
     99 likes

    Offers cloud file storage with end-to-end encryption, automated backup, and multi-device sync. Includes zero-knowledge privacy, password-protected sharing, permissions, and collaboration features. Large file support, offline access, file recovery, and Canadian privacy compliance.

    Cost / License

    • Freemium
    • Proprietary

    Application types

    Platforms

    • Mac
    • Windows
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
     
  8. GoodSync icon
     139 likes

    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.

    128 GoodSync alternatives

    Cost / License

    • Freemium
    • Proprietary

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Android Tablet
    • iPad
     
    |
    1
    GoodSync vs Syncthing Comments
    Spout
    Positive
    0

    back up and sync are not the same function and while syncthing is always very explicit about that, this software (which I have not used) appears to be furthering confusing by conflating the two.

    • GoodSync is Freemium and ProprietarySyncthing is Free and Open Source
  9. 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.

    54 Unison File Synchronizer alternatives

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Flathub
    • Flatpak
    • Snapcraft
     
  10. SyncBack icon
     143 likes

    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.

    100 SyncBack alternatives

    Cost / License

    • Freemium
    • Proprietary

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • Android Tablet
     
  11. Croc icon
     25 likes

    Facilitates encrypted peer-to-peer file sharing across major platforms using unique code phrases for authentication, ensuring end-to-end security, resumable transfers, direct device pairing without accounts, no external data storage, and simple installation.

    122 Croc alternatives

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    • Termux
     
  12. SparkleShare icon
     110 likes

    SparkleShare is a Free Open Source syncing tool. Its light, secure and easy to use. SparkleShare allows you to setup your own servers so you always keep control on your data.

    Cost / License

    • Free
    • Open Source

    Application type

    Alerts

    • Discontinued

    Platforms

    • Mac
    • Windows
    • Linux
    • Self-Hosted
     
  13. Magic Wormhole icon
     26 likes

    This package provides a library and a command-line tool named wormhole, which makes it possible to get arbitrary-sized files and directories (or short pieces of text) from one computer to another.

    95 Magic Wormhole alternatives

    Cost / License

    • Free
    • Open Source (MIT)

    Platforms

    • Mac
    • Windows
    • Linux
    • Python
     
12 of 52 Syncthing alternatives