Duplicati

Windows · Mac · Linux · paid plans from $0.50/mo

Freedom report

Three barsScore 7.9

  • Free tierA free tier is on its own pricing page
  • Open codeNo open-source code on record
  • Runs widely3 of 6 device platforms
  • DocumentedPlans, terms and facts published

Duplicati is backup software for Windows, macOS, and Linux that covers computers and servers. It can back up desktops, laptops, local servers, NAS devices, Microsoft 365, Google Workspace, and S3 buckets. Destinations include S3, WebDAV, SFTP, and local hardware; cloud data can also be copied to an on-prem SAN or private S3 cluster. Duplicati encrypts data locally with AES-256 before it reaches a network or cloud destination and transfers only changed blocks. Retention rules can remove older backups or keep a chosen number. Administrators can create configurations for multiple clients, delegate local management to regional staff, and isolate clients in sub-organizations. One subscription supports unlimited clients and endpoints. The free plan includes an insights dashboard, monitoring for up to 2 machines, and access to the last 200 backups. Pro adds alerts, AI analysis, remote management, retention, storage, and priority support. Pro costs 2.00 USD per month with annual billing. Enterprise costs 3.00 USD per month, billed yearly, and requires a yearly contract and at least 10 machines.

Who it is for

Duplicati suits individuals and organizations backing up computers, servers, or supported cloud services to their own storage destinations. Its administration features also address multi-site teams managing multiple clients.

What is good

  • Supports Windows, macOS, and Linux
  • Encrypts data locally with AES-256
  • Sends only changed blocks
  • Supports unlimited clients and endpoints per subscription
  • Free plan monitors up to 2 machines

What to know first

  • Free plan shows only the last 200 backups
  • Pro is billed annually
  • Enterprise requires a yearly contract and 10-machine minimum

Verdict

Duplicati offers broad backup destinations and centralized administration, with local encryption and change-only transfers. Compare the free monitoring limits and annual paid-plan terms with your backup needs.

Duplicati plans and pricing

All plans
Free Free Always free 2 machines · 200 backups duplicati.com · 27 Sept 2026
Pro $2/mo Annual billing Up to 100 machines · 3 year monitoring retention · 100 GB storage per machine duplicati.com · 27 Sept 2026
Enterprise $3/mo contract billed yearly Minimum 10 machines duplicati.com · 27 Sept 2026
Enterprise Not published Minimum 10 machines duplicati.com · 20 Sept 2026
Additional storage $0.60/mo Billed yearly 100 GB duplicati.com · 27 Sept 2026
Microsoft 365 backup $0.50/mo Billed yearly Mailbox backup · OneDrive backup · SharePoint backup · Teams chat and files backup · Restore locally or to tenant duplicati.com · 27 Sept 2026

Compared on backup software

Free plan
Yes
Paid from
$2/mo
Computer backup
Yes
Server backup
Yes
Backup scope
mixed
Restore modes
mixed
Ransomware protection
Yes
Supported platforms
Windows, macOS, Linux

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