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Duplicati

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Secure, encrypted backups to cloud storage and remote servers

Free, no paid tier
Free File Management Productivity Cloud Storage Security
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Reviews on SourceForge G2
18 reviews tracked

The Bottom Line

Price
Free, no paid tier. Compare plans

Key facts

  • Free open-source encrypted backup software
  • Supports 20+ cloud storage providers
  • Incremental backups with scheduling

Pros

  • Free and open source
  • Many storage backends
  • Strong encryption

Cons

  • Complex setup
  • Occasional bugs

What is Duplicati?

Duplicati is free, open-source backup software that stores encrypted backups to cloud storage and remote servers. Back up to Amazon S3, Google Drive, OneDrive, Backblaze B2, SFTP, and more. Features include AES-256 encryption, deduplication, incremental backups, and scheduling. Cross-platform support for Windows, macOS, and Linux. Duplicati is completely free with no premium tiers - a powerful backup solution for home users and businesses.

Available on: Web, Windows, macOS, Linux

Data compiled by Toolradar Pricing checked · How we evaluate
Source duplicati.com

Ratings Across the Web

3.9 (18 reviews)

Duplicati holds an aggregate rating of 3.9 out of 5 from 18 reviews across SourceForge and G2, last checked September 6, 2026.

SourceForge 1 reviews
2/5
G2 17 reviews
4.4/5

What people say

“I just can't suffer through the database fragility anymore, all it takes to leave it in an unrecoverable state is a burp in your internet” via SourceForge

Ratings aggregated from independent review platforms. Learn more

Key Features

  • Free backup
  • Open source
  • Encryption
  • Cloud support
  • Incremental backup
  • Cross-platform

Pricing Plans

Pricing checked Oct 26, 2026. Source: duplicati.com/pricing, read Oct 26, 2026

Duplicati plans and prices, checked October 2026
Plan Price Details
Free

$0

  • Open source MIT license
  • AES-256 encryption
  • Incremental backups
+2 more
  • Works with 20+ cloud services
  • Windows, macOS, Linux
View full pricing

Is Duplicati worth the price?

Great value

Duplicati's pricing is exceptionally generous, as it is entirely free.

There are no paid tiers, making it an outstanding value compared to any commercial backup solution. It's best for individuals and small businesses seeking robust backup functionality without any cost.

Hidden Costs & Gotchas

Requires user's own cloud storage

Full Duplicati pricing: every plan, hidden costs and alternatives

Duplicati by the numbers

Duplicati compared with 36 Cloud Storage tools on Toolradar, as of Nov 2026
Metric Duplicati Peer median Position (1 is best)
Free plan Yes 23 of 36 have one n/a
Listed as an alternative to 2 tools 4 #22 of 36 (joint)

Listed as an alternative to: #22 on 2026-10-16 to #22 on 2026-11-02 (rank among 36 tools, 1 is best).

Each position is counted among the tools that have data for that row, as noted under it. All Cloud Storage data · How we compute this. Advertising and placement fees are not inputs to any position.

Cite this: Toolradar, “Duplicati by the numbers”, Nov 2026.

Reviews

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3.9/5

Across 18 verified user reviews on G2, SourceForge

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Best Duplicati Alternatives

Top alternatives based on features, pricing, and user needs.

Nextcloud logo
Nextcloud Freemium

Open source content collaboration platform for secure, self-hosted data control and remote teamwork.

4.5
pCloud logo
pCloud Freemium

Secure cloud storage with lifetime plans and advanced encryption.

4.3
Sync.com logo
Sync.com Freemium

Secure cloud storage with end-to-end encryption for privacy and collaboration.

4.3
See all file management tools →

Still deciding?

Most buyers shortlist 2 or 3 tools before committing. Pull a side-by-side comparison or browse the full alternatives shortlist below.

Duplicati vs Nextcloud Head-to-head: features, pricing, who wins Duplicati vs pCloud Head-to-head: features, pricing, who wins Duplicati vs Sync.com Head-to-head: features, pricing, who wins

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Duplicati FAQ

How does Duplicati ensure the security of backed-up data?

Duplicati secures data using AES-256 encryption, ensuring that backups stored in the cloud or on remote servers are protected. This strong encryption is applied before data leaves your system, maintaining privacy and security.

Which cloud storage providers can Duplicati back up to?

Duplicati supports a wide range of cloud storage providers, including Amazon S3, Google Drive, OneDrive, and Backblaze B2. It also allows backups to remote servers via SFTP and other protocols.

What kind of user benefits most from Duplicati?

Duplicati is ideal for home users and businesses seeking a powerful, free, and open-source backup solution. It particularly suits those who need strong encryption and flexibility in choosing their storage backend.

How is Duplicati priced?

Duplicati is completely free to use, as it is open-source software. There are no premium tiers or hidden costs, making it a cost-effective solution for data backup.

Can Duplicati perform incremental backups?

Yes, Duplicati supports incremental backups, which means it only backs up changes made since the last full backup. This feature, combined with deduplication, helps optimize storage space and backup times.

What are the trade-offs when choosing Duplicati for data backup?

While powerful, Duplicati can have a complex setup process, which might require some technical understanding. Users may also encounter occasional bugs, as is common with open-source software.

How does Duplicati compare to Sync.com for cloud backup?

Duplicati is a free, open-source solution offering strong encryption and flexibility with many storage backends, whereas Sync.com typically provides a bundled cloud storage service with its own client. Duplicati requires users to provide their own cloud storage accounts.

Source: duplicati.com

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