Syncthing AlternativesOnly apps categorised as Online Backup Tools

The best Online Backup alternative to Syncthing is Koofr, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 100 alternatives to Syncthing and nine of them are Online Backup Tools so hopefully you can find a suitable replacement. Other interesting Online Backup Tool alternatives to Syncthing are Sync.com, Icedrive, Internxt Drive and Storj Object Storage.

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Syncthing alternatives are mainly Online Backup Tools, but if you're looking for Cloud Storage Services or File Sync Tools 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. Koofr icon

    Koofr

     135 likes
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    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.

    Cost / License

    • Freemium (Subscription)
    • Open Source

    Application types

    Platforms

    • Mac
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • Windows Phone
    • iPad
    • Linux Mobile
    • Google Chrome
    • F-Droid
    • Software as a Service (SaaS)
    • Mozilla Firefox
    • Self-Hosted
    • Docker
    • Rust
    • Chromium
    Koofr web app
     

    • Koofr is the most popular Web-based, SaaS & Self-Hosted alternative to Syncthing.

    • Koofr is Freemium and Open SourceSyncthing is Free and Open Source
  2. Sync.com icon

    Sync.com

     98 likes
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    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.

    118 Sync.com alternatives

    Cost / License

    • Freemium (Subscription)
    • Proprietary

    Application types

    Platforms

    • Mac
    • Windows
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    Sync.com screenshot 1
    Sync.com screenshot 2
    Sync.com screenshot 3
     
  4. Icedrive icon

    Icedrive

     43 likes
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    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.

    190 Icedrive alternatives

    Cost / License

    • Freemium (Pay once or Subscription)
    • Proprietary

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    Icedrive screenshot 1
     
  5. Ad
    Screenshot
    Internxt Drive icon
    Internxt Drive

    Open-source, privacy-focused cloud storage using zero-knowledge encryption and blockchain technology, provides secure file transfer, end-to-end encryption, free 10 GB plan, desktop and mobile support, full user control, and no da...

    https://internxt.com
    Learn More
  6. Internxt Drive icon

    Internxt Drive

     68 likes
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    Open-source, privacy-focused cloud storage using zero-knowledge encryption and blockchain technology, provides secure file transfer, end-to-end encryption, free 10 GB plan, desktop and mobile support, full user control, and no data tracking or ads.

    164 Internxt Drive alternatives

    Cost / License

    • Freemium (Pay once or Subscription)
    • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • iPad
    Internxt Drive screenshot 1
     
  7. Storj Object Storage icon

    Storj Object Storage

     48 likes
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    Storj Object Storage is a distributed cloud object storage which is fully Amazon S3-compatible, globally distributed and encrypted.

    45 Storj Object Storage alternatives

    Cost / License

    • Paid
    • Proprietary

    Application types

    Platforms

    • Online
    • Software as a Service (SaaS)
    Traditional Cloud Storage relies on centralized regional data centers. Storj Object Storage stores stores data distributed on a network of tens of thousands of storage nodes in over 100 different countries.
     

    • Storj Object Storage is the most popular commercial alternative to Syncthing.

    • Storj Object Storage is Paid and ProprietarySyncthing is Free and Open Source
  10. FolderSync icon

    FolderSync

     28 likes
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    FolderSync enables simple sync to cloud based storage to and from local folders on the device SD cards. It support a wide range of different cloud providers and file protocols, and support for more platforms are added continuously. Root file access supported on rooted devices.

    28 FolderSync alternatives

    Cost / License

    • Freemium (Pay once)
    • Proprietary

    Application types

    Platforms

    • Android
    • Android Tablet
    FolderSync screenshot 1
    FolderSync screenshot 2
    FolderSync screenshot 3
     
  11. Jaybod icon

    Jaybod

     6 likes
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    A cloud storage where you can invite multiple users to do work together. you can protect every file that you have with an encryption method.

    Cost / License

    • Free
    • Proprietary

    Application types

    Platforms

    • Windows
    • Online
    • Android
    • Microsoft Edge
    • Google Chrome
    • Firefox
    Group chats make collaboration easy
     
  12. Filegear icon

    Filegear

     Like
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    Filegear is the device that connects your new and existing hard drives into one place. Self-host your own private cloud and grow it's storage capacity by plugging additional drives into Filegear. Save room on your mobile phone by offloading all your photos to your Filegear...

    Cost / License

    • Pay once
    • Proprietary

    Application types

    Platforms

    • Online
    • iPhone
    • iPad
    Filegear screenshot 1
    Filegear screenshot 2
    Filegear screenshot 3
     
9 of 9 Syncthing alternatives