Syncthing vs Nextcloud (2026)
A side-by-side comparison of features, pricing, licensing, and self-hosting.
Bottom line: choose Nextcloud if you need a web-based storage portal with sharing links for people outside your organization; choose Syncthing if you just want your own devices kept in sync with zero server trust required at all.
Nextcloud runs as a server your devices sync against, which is exactly what makes it capable of sharing links, password-protected file requests, and a whole collaboration suite (docs, chat, calendar) on top — but that server, whether self-hosted or Nextcloud's own hosting, is a component you have to trust and maintain.
Syncthing removes the server from the equation entirely: files sync directly, device-to-device, over an encrypted connection, discovering peers through a public relay but never routing file contents through any central point. It's free, MPL-2.0 licensed, and has no account or cloud dependency whatsoever — but there's no web file browser, no public share links, and no way to invite an external collaborator; every device in a sync group has to be one you personally control, and all of them need to be online (or reachable via a relay) for a change to propagate.
For teams that need to share files with people outside their own device set, Nextcloud's server-based model is necessary. For an individual who just wants their laptop, phone, and home server kept in sync with nobody else in the loop, Syncthing is the more minimal and trustless option.
Syncthing
Open-source, peer-to-peer continuous file synchronization with no central server required.
Pros
- Zero recurring cost and zero third party — files sync directly between your own devices
- MPL-2.0 licensed, actively developed since 2013 with 86k+ GitHub stars
- Encrypted transport by default, no account or cloud dependency at all
Cons
- No web-based file browser, sharing links, or public link sharing — it's device sync, not a storage portal
- Every device must be online at the same time (or via a relay) for changes to propagate
Nextcloud
Open-source, self-hosted file sync, sharing, and collaboration suite.
Pros
- Broadest feature set of any self-hosted storage platform — sync, office docs, chat, calendar in one
- Massive community and app ecosystem (a decade of continuous development)
- Free AGPL-3.0 core with no storage cap other than your own disk
Cons
- PHP stack with many moving parts (Redis, cron, optional Collabora container) makes tuning nontrivial at scale
- Some enterprise features (advanced federation, compliance tooling) sit behind the paid Enterprise subscription
Syncthing vs Nextcloud: spec comparison
| Spec | Syncthing | Nextcloud |
|---|---|---|
| License | MPL-2.0 | AGPL-3.0 |
| Open source | Yes | Yes |
| Self-hostable | Yes | Yes |
| Starting price | Free / self-host | Free / self-host |
| Pricing model | free | open-core |
| Language | Go | PHP |
| Platforms | self-hosted, windows, macos, linux, android, docker | web, self-hosted, docker, windows, macos, linux, ios, android |
| Founded | 2013 | 2016 |
| GitHub stars | 85,978 | 35,997 |
More File Sync & Cloud Storage →
FAQ
Syncthing vs Nextcloud: which is better?
Neither is universally better. Syncthing (Free / self-host) suits People who want their own devices kept in sync without trusting any server, cloud or self-hosted, with the data.; Nextcloud (Free / self-host) suits Teams that want one self-hosted platform covering file storage plus office docs, chat, and calendar.. The spec table above breaks down the differences.
Is Syncthing or Nextcloud cheaper?
Both start at the same price (Free / self-host).