MultCloud alternatives · File Storage
Open-source alternatives to MultCloud
MultCloud is not described as open source on its own site. 17 of the 91 other file storage and sync services in this directory are open source, according to their own sites.
MultCloud has a free plan. Paid plans start at $19.99 per month for 100 GB of transfers, billed monthly. 16 of them are free or have a free plan.
17 tools · Listings checked up to Nov 13, 2026 · Where the facts come from
The 12 closest to MultCloud
- Free
Rclone
Command-line tool for syncing and mounting cloud storage
- Rclone is free. MultCloud starts at $19.99 per month for 100 GB of transfers, billed monthly.
- Only Rclone lists macOS, Windows, Linux and Android apps.
- Only MultCloud lists a web app.
- Rclone is open source and end-to-end encrypted, according to its own site.
- Free plan · from €20/yr
FreeFileSync
Open-source folder comparison and sync for desktops
- FreeFileSync starts at €20 per device (Business Edition, includes one year of updates). MultCloud starts at $19.99 per month for 100 GB of transfers, billed monthly.
- Only FreeFileSync lists Windows, macOS and Linux apps.
- Only MultCloud lists a web app.
- FreeFileSync is open source, according to its own site.
- Free plan · from $3.99/mo
Proton Drive
End-to-end encrypted cloud storage from the maker of Proton Mail
- Proton Drive starts at $3.99 per month, billed yearly. MultCloud starts at $19.99 per month for 100 GB of transfers, billed monthly.
- Only Proton Drive lists Windows, macOS, iOS and Android apps.
- Proton Drive is open source and end-to-end encrypted, according to its own site.
- Proton Drive also covers documents, spreadsheets and file sharing.
- Free plan · from €71.29/yr
Nextcloud
Open source, self-hosted file sync and collaboration platform
- Nextcloud starts at 71.29€ per user / year, excl. VAT (from 100 users). MultCloud starts at $19.99 per month for 100 GB of transfers, billed monthly.
- Only Nextcloud lists Windows, macOS, Linux, iOS and Android apps.
- Nextcloud is open source and self-hostable, according to its own site.
- Nextcloud also covers video calls and file sharing.
- Free
Syncthing
Free, open source file sync directly between your own devices
- Syncthing is free. MultCloud starts at $19.99 per month for 100 GB of transfers, billed monthly.
- Only Syncthing lists macOS, Windows and Linux apps.
- Only MultCloud lists a web app.
- Syncthing is open source, according to its own site.
- Free plan · from €11.99/yr
Filen
End-to-end encrypted cloud storage from Germany with open source apps
- Filen starts at €11.99 per year for 100 GiB, or €1.99 per month for 200 GiB. MultCloud starts at $19.99 per month for 100 GB of transfers, billed monthly.
- Only Filen lists Windows, macOS, Linux, iOS and Android apps.
- Filen is open source and end-to-end encrypted, according to its own site.
- Filen also covers notes and file sharing.
- Free plan
ownCloud
Open-source file sync and share you can host yourself
- Only ownCloud lists Windows, macOS, iOS and Android apps.
- ownCloud is open source and self-hostable, according to its own site.
- ownCloud also covers file sharing.
- MultCloud also covers file management.
- Free plan · from $8/mo
Seafile
Open-source file sync and share, self-hosted or in the cloud
- Seafile starts at $8 per user / month (Plus Cloud Team plan). MultCloud starts at $19.99 per month for 100 GB of transfers, billed monthly.
- Only Seafile lists Windows, macOS, Linux, iOS and Android apps.
- Seafile is open source and self-hostable, according to its own site.
- Seafile also covers file sharing.
- Free plan · from €4/mo
Cozy Cloud (Twake Workplace)
Open source personal cloud, now called Twake Workplace
- Cozy Cloud (Twake Workplace) starts at €4 per month (Standard). MultCloud starts at $19.99 per month for 100 GB of transfers, billed monthly.
- Only Cozy Cloud (Twake Workplace) lists iOS and Android apps.
- Cozy Cloud (Twake Workplace) is open source and self-hostable, according to its own site.
- Cozy Cloud (Twake Workplace) also covers notes, password manager and file sharing.
- Free plan
Pydio Cells
Open-core, self-hosted document sharing and content platform
- Pydio Cells is open source and self-hostable, according to its own site.
- Pydio Cells also covers workflow automation and file sharing.
- MultCloud also covers file management.
- Free plan · from $89.9 one-time
Cloudreve
Self-hosted cloud drive with many storage back ends
- Cloudreve starts at $89.9 per root domain (Pro, lifetime license). MultCloud starts at $19.99 per month for 100 GB of transfers, billed monthly.
- Cloudreve is open source and self-hostable, according to its own site.
- Cloudreve also covers file sharing.
- MultCloud also covers file sync.
- Free plan · from $6/mo
Filestash
Web file manager that fronts S3, SFTP, WebDAV and other storage
- Filestash starts at $6 per month (Hobby, cloud-hosted). MultCloud starts at $19.99 per month for 100 GB of transfers, billed monthly.
- Only Filestash lists Windows, macOS, Linux, iOS and Android apps.
- Filestash is open source and self-hostable, according to its own site.
- Filestash also covers workflow automation and file sharing.
Common questions
Is there an open-source alternative to MultCloud?
Yes. Rclone, FreeFileSync, Proton Drive, Nextcloud, Syncthing, Filen, ownCloud, Seafile and 9 more are open source, according to their own sites.
Is MultCloud open source?
MultCloud is not described as open source on its own site. The listing was checked on Nov 13, 2026 against the pages it cites.
Which of these file storage and sync services are free?
Rclone, FreeFileSync, Proton Drive, Nextcloud, Syncthing, Filen, ownCloud, Seafile and 8 more are free or have a free plan.
When was this checked?
Each listing shows its own date. On this page they run from Oct 5, 2026 to Nov 13, 2026. Vendors change prices and plans without notice, so confirm on their site before you buy.
This page is built from the listings. A tool is here because its listing says so, and the order is how close each is to MultCloud: the alternatives its listing names first, then the tools that share the most features with it.