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Duplicati

Free open-source backup with encryption

As of 30 August 2026, Duplicati is free to use. Duplicati is a free, open-source backup solution that stores encrypted backups online. Softwr lists it under File Storage. Duplicati is made by Duplicati Team, launched in 2008, available on Windows, macOS, Linux.

Overview

What Duplicati does

Duplicati is a free, open-source backup solution that stores encrypted backups online. It supports standard protocols and cloud services, offers strong AES-256 encryption, and includes incremental backup with deduplication.

What people use it for

  • Data protection
  • Disaster recovery
  • Business continuity
  • Ransomware protection
  • Compliance

The honest half

Where it falls short

Concrete and checkable, so you can decide whether any of them matter to you. This is the half of a review a vendor will not write about Duplicati.

  • No managed service or commercial support
  • Relies on community support
  • No enterprise features

Cross-shopped

What people choose instead of Duplicati

Each pairing was judged by two reviewers asking whether a buyer would genuinely weigh the two against each other. The ones that failed were deleted rather than published.

  • Duplicati logo
    Duplicati
    vs
    Borg Backup logo
    Borg Backup

    Borg Backup: Free and open-source backup with deduplication, available via managed hosting through BorgBase at $2/month.

  • Duplicati logo
    Duplicati
    vs
    Arq Backup logo
    Arq Backup

    Arq Backup: Continuous backup for local data with cloud storage options and encryption.

  • Duplicati logo
    Duplicati
    vs
    Carbonite logo
    Carbonite

    Carbonite: Commercial cloud backup service with versioning and recovery options.

  • Duplicati logo
    Duplicati
    vs
    Duplicacy logo
    Duplicacy

    Duplicacy: New-generation backup tool with cross-computer deduplication, free for personal use.

Capabilities

Features

  • AES-256 encryption

  • Incremental backup

  • Deduplication

  • Multiple cloud backends

  • Compression

  • Web interface

  • AWS S3

    Integration with AWS S3

  • Azure

    Integration with Azure

  • Google Drive

    Integration with Google Drive

  • Dropbox

    Integration with Dropbox

  • OneDrive

    Integration with OneDrive

  • SFTP

    Integration with SFTP

Answered, with sources

Questions people ask

Each answer names the page it came from, so you can check it rather than take our word for it.

Is Duplicati free?

Yes. Duplicati is completely free and open-source under the LGPL license. There are no premium tiers, trials, or limitations.

Source
What does Duplicati support?

Duplicati supports zero-trust, fully encrypted backups to local storage, network drives, and cloud services. It includes deduplication and incremental backups.

Source
What are the platforms?

Duplicati runs on Windows, macOS, and Linux. It can back up data to local storage, network drives, or cloud providers.

Source

Behind it

Who makes Duplicati

Company
Duplicati Team
Based in
Open Source Community
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Keep looking

Where to go from Duplicati

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Softwr does not host reviews and shows no star rating for Duplicati, because a rating we did not collect is not ours to publish. What is here is the pricing and platform detail from the vendor’s own pages, limitations we could state concretely, and alternatives a reviewer confirmed people weigh against it. Tell us if any of it is wrong.

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