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Resilio Sync alternatives: 5 apps ranked by verified data

Facts checked Oct 25, 2026AppBreakup editorialHow we rank

Common reasons people leave Resilio Sync: closed source, and A peer must be online to sync. We ranked 5 alternatives by how directly each one replaces Resilio Sync, then by reviews, real visits and how recently each app's facts were checked against its own website. Syncthing currently ranks first.

Quick comparison

#AppPricingOpen sourcePlatformsVerified factsScore
1Syncthing logoSyncthingOpen sourceYesWindows, macOS, Linux +24 of 466.5
2Dropbox logoDropboxFree plan + paidNoWeb, Windows, macOS +34 of 462.6
3Nextcloud logoNextcloudOpen sourceYesWeb, Windows, macOS +44 of 459.6
4Seafile logoSeafileOpen sourceYesWeb, Windows, macOS +43 of 357.2
  1. Syncthing logo

    1. SyncthingTop pick

    Best for: Technical users who want private sync between their own machines

    Open sourceSelf-hostableWindows, macOS, Linux, Android, Self-hosted

    66.5

    score / 100

    Why switch from Resilio Sync

    Open-source peer-to-peer sync with the same serverless model.

    Pros

    • No cloud provider, no storage limits, no fees
    • Encrypted device-to-device connections
    • Runs on almost any OS, including servers and NAS

    Cons

    • A device must be online for others to sync
    • No public share links
    • Configuration-heavy for non-technical users
    Visit Syncthing Details and reviews
    How this score is calculated
    Editorial fit ×0.3100
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.1585
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Syncthing a good Resilio Sync alternative?

    Verified facts

    4 of 4 verified
    Central server
    None
    Checked Oct 25, 2026syncthing.net(opens source in a new tab)
    Encryption
    TLS between devices
    Checked Oct 25, 2026syncthing.net(opens source in a new tab)
    Open source
    Yes
    Checked Oct 25, 2026syncthing.net(opens source in a new tab)
    Platforms
    macOS, Windows, Linux, FreeBSD and more
    Checked Oct 25, 2026syncthing.net(opens source in a new tab)
  2. Dropbox logo

    2. Dropbox

    Best for: Freelancers and teams who need sync that just works across every OS

    Free plan + paidWeb, Windows, macOS, Linux, iOS, Android

    62.6

    score / 100

    Why switch from Resilio Sync

    Hosted sync with sharing links and nothing to keep online.

    Pros

    • Very reliable desktop sync, including Linux
    • Easy sharing and file requests with non-users
    • Version history and deleted-file recovery on every plan

    Cons

    • Free plan is only 2 GB
    • Paid plans cost more per TB than most rivals
    • Not end-to-end encrypted by default
    Visit Dropbox Details and reviews
    How this score is calculated
    Editorial fit ×0.387
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.1585
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Dropbox a good Resilio Sync alternative?

    Verified facts

    4 of 4 verified
    Free plan
    2 GB
    Checked Oct 25, 2026dropbox.com(opens source in a new tab)
    Free trial
    30 days
    Checked Oct 25, 2026dropbox.com(opens source in a new tab)
    Plus storage
    2 TB for one person
    Checked Oct 25, 2026dropbox.com(opens source in a new tab)
    Founded
    2007
    Checked Oct 25, 2026dropbox.com(opens source in a new tab)
  3. Nextcloud logo

    3. Nextcloud

    Best for: Organisations and tinkerers who want Google Drive features on their own server

    Open sourceSelf-hostableWeb, Windows, macOS, Linux, iOS, Android, Self-hosted

    59.6

    score / 100

    Why switch from Resilio Sync

    Self-hosted server with web access and share links.

    Pros

    • Free, open source and fully self-hostable
    • Large app ecosystem beyond files
    • Data stays wherever you choose to run it

    Cons

    • You handle updates, backups and performance
    • Can feel slow on modest hardware
    • Quality varies across community apps
    Visit Nextcloud Details and reviews
    How this score is calculated
    Editorial fit ×0.377
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.1585
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Nextcloud a good Resilio Sync alternative?

    Verified facts

    4 of 4 verified
    Open source
    Yes
    Checked Oct 25, 2026nextcloud.com(opens source in a new tab)
    Self-hosting
    Yes
    Checked Oct 25, 2026nextcloud.com(opens source in a new tab)
    Enterprise price
    From €71.29 per user/year (100 users)
    Checked Oct 25, 2026nextcloud.com(opens source in a new tab)
    Client apps
    Free
    Checked Oct 25, 2026nextcloud.com(opens source in a new tab)
  4. Seafile logo

    4. Seafile

    Best for: Teams that want fast, reliable self-hosted sync without a big app suite

    Open sourceSelf-hostableWeb, Windows, macOS, Linux, iOS, Android, Self-hosted

    57.2

    score / 100

    Why switch from Resilio Sync

    Fast self-hosted sync server for teams.

    Pros

    • Fast sync, even with many small files
    • Per-library versioning and optional encryption
    • Pro edition free for a few users

    Cons

    • Library model takes getting used to
    • Fewer extras than Nextcloud
    • Some advanced features only in the Pro edition
    Visit Seafile Details and reviews
    How this score is calculated
    Editorial fit ×0.369
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.1585
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Seafile a good Resilio Sync alternative?

    Verified facts

    3 of 3 verified
    Open source
    Yes
    Checked Oct 25, 2026seafile.com(opens source in a new tab)
    Pro edition free tier
    Up to 3 users without a licence
    Checked Oct 25, 2026seafile.com(opens source in a new tab)
    Desktop clients
    Windows 10+, macOS 11+
    Checked Oct 25, 2026seafile.com(opens source in a new tab)

The best Resilio Sync alternative for…

The highest-ranked app in this list for each need.

Syncthing logo

Best Resilio Sync alternative for most people

Syncthing

Open-source peer-to-peer sync with the same serverless model.

Nextcloud logo

Best Resilio Sync alternative for a free option

Nextcloud

Self-hosted server with web access and share links.

Dropbox logo

Best Resilio Sync alternative for a free plan you can upgrade

Dropbox

Hosted sync with sharing links and nothing to keep online.

Seafile logo

Best Resilio Sync alternative for open source

Seafile

Fast self-hosted sync server for teams.

Syncthing logo

Best Resilio Sync alternative for self-hosting

Syncthing

Open-source peer-to-peer sync with the same serverless model.

Blip logo

Best Resilio Sync alternative for Mac

Blip

Direct device-to-device sending of huge files with resume, without setting up sync folders.

Syncthing logo

Best Resilio Sync alternative for Windows

Syncthing

Open-source peer-to-peer sync with the same serverless model.

Syncthing logo

Best Resilio Sync alternative for Linux

Syncthing

Open-source peer-to-peer sync with the same serverless model.

Dropbox logo

Best Resilio Sync alternative for iPhone and Android

Dropbox

Hosted sync with sharing links and nothing to keep online.

Dropbox logo

Best Resilio Sync alternative for working in the browser

Dropbox

Hosted sync with sharing links and nothing to keep online.

Resilio Sync alternatives: common questions

What is the best alternative to Resilio Sync?

Syncthing ranks first right now. Open-source peer-to-peer sync with the same serverless model. Dropbox and Nextcloud follow it in our ranking.

Is there a free alternative to Resilio Sync?

Yes. Syncthing (open source), Dropbox (free plan + paid), Nextcloud (open source) and Seafile (open source) have a free option. Check each app's verified facts for current plan limits.

Is there an open-source alternative to Resilio Sync?

Yes: Syncthing, Nextcloud and Seafile. Syncthing, Nextcloud and Seafile can also be self-hosted.

Which Resilio Sync alternatives work on Linux?

Syncthing, Dropbox, Nextcloud and Seafile run on Linux.

Why do people switch from Resilio Sync?

The complaints we hear most: closed source; A peer must be online to sync; personal product gets less attention than the enterprise line.

How is this list ranked?

Every app is scored with the same published formula: how directly it replaces Resilio Sync, reviews (weighted by verification), visits from AppBreakup, how recently its facts were checked against its own website, and reader votes.