Syncthing

Files & storage

Free & open sourceEditorial overview
A CLOSER LOOK

What is Syncthing?

Syncthing synchronizes selected folders directly between trusted computers, with encrypted connections, device pairing, conflict handling, and optional file versioning, helping users keep working files available across devices without relying on a mandatory central storage account.

Device-to-device synchronization

Encrypted connections

Folder sharing

Optional file versioning

Is it a good fit?

Best suited to

People synchronizing folders between their own computers

Before you choose

Deletions can synchronize too. Devices need connectivity to exchange changes.

Editorial assessment based on the provider’s published information. Our method

Know what you're signing up for.

The listed Syncthing software is available without a license fee under MPL-2.0. Included capabilities cover device-to-device synchronization, encrypted connections, folder sharing. Free synchronization software; device storage, connectivity, and independent backups are separate.

Free synchronization software; device storage, connectivity, and independent backups are separate.

Check current official pricing

The useful parts. The trade-offs.

Why consider it

No mandatory central storage provider

Users choose participating devices

What to keep in mind

Deletions can synchronize too

Devices need connectivity to exchange changes

How to use it well

Syncthing is a useful option for people synchronizing folders between their own computers. Pair two devices and share a test folder before adding large or important working directories. Start with a small, representative task so you can check the results before extending the setup.

Choose folder modes and versioning deliberately, and retain an independent backup because synchronization can spread unwanted changes. Consider the practical trade-off: deletions can synchronize too.

A few things you might be wondering.

Is Syncthing free?

The listed Syncthing software is available without a license fee under MPL-2.0. Included capabilities cover device-to-device synchronization, encrypted connections, folder sharing. Free synchronization software; device storage, connectivity, and independent backups are separate.

Is Syncthing a complete backup replacement?

No. Changes and deletions can propagate; separate backups protect against mistakes and device compromise.

Must files pass through a central storage account?

No. Data synchronizes between paired devices, with discovery and relay mechanisms assisting connectivity when needed.

Where can I check the latest prices?

Use the provider link on this page. Billing period, location, team size, promotions, taxes, and optional extras may affect the amount you pay.

How should I compare this tool with alternatives?

Choose tools for the same task, then compare their feature limits, platform support, and total cost for your team. The Compare button helps you keep a shortlist.

Are the user reviews moderated?

Yes. New reviews are submitted for moderation. We show published user reviews separately from the editorial overview and never assign a default user rating.

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