Duplicati icon
Duplicati icon

Duplicati

 356 likes

Duplicati stores encrypted, incremental backups with AES-256 encryption and GPG, compatible with Windows, Linux, MacOS. Supports cloud services like OneDrive, Google Drive, and includes a built-in scheduler, auto-updater. Run backups through a web interface or command line.

Duplicati screenshot 1

Cost / License

  • Freemium (Subscription)
  • Open Source

Application type

Since

  • Since 2009

Updated

  • Updated Nov 2026

Releases

  • 10 releases last year10 last year

Platforms

  • Windows
  • Mac
  • Linux
  • BSD
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Comments and Reviews

   
Comment summary: Duplicati receives mixed feedback. Users appreciate its capability to backup to various cloud services with encryption and deduplication, supporting multiple platforms and offering web-based management. However, criticisms include issues with setup and advanced options, slow or failed backups, high dependency requirements for installation on Linux, and lack of desktop notifications. While some users find Duplicati reliable and efficient, others experience technical hurdles, notably in its Windows implementation and task scheduling.
Top Positive Comment
Chris
1

UPDATE 03/2025: Most problems are solved now. There is now a TrayIcon, the folder access problem did not occur again and the WebInterface is still the same, but you just use it only in the beginning to setup the config or test the recovery. After that you don't really have to deal with it again.


PREVIOUS TEXT:

I was using Duplicati on endeavourOS (ArchLinux) for quite a Year and while it was working it did it's job as expected - but it seems you have to be lucky, because "Never worry about your backups again", as they state on their website, is definitely not the case - at least for me.

Often times there are errors accessing local folders. You have to give the software root-access - just to backup my personal files? Suspicious, but i have done so and then it seemed to work for a while, but then after some time it loses access again.

And that's the worst: If you not regularly take a look in the WebInterface you do not even notice that your BACKUPS AREN'T RUNNING properly (In my case because of the access-error the software thinking backing up ZERO Files is a good value and just outputs a warning in the WebInterface.)

For non-techies like me there are NO DESKTOP-NOTIFICATIONS (TrayIcon etc.) enabled by default and in the settings menu there is nothing about it. (Yes, obviously there is an API for all kinds of notifications, but no, that's not how an desktop-application should work by default).

Speaking of desktop application: There is none. You have to do everything in the Browser. Of course if you want to support Win+Mac+Linux this is easier to develop, but for the user the look-and-feel (UI/UX) doesnt't match with anything, it just feels not right. The WebInterface looks more like a workaround than a application.

Overall: I think the 700 open Issues on GitHub are speaking for itself.

Top Negative Comment
vetu11
2

After more than a year of using Duplicati for remote and local backups in multiple computers I found Duplicati to be a very bad option for backups. My main concern being low performance.

The excluding filters are confusing and sometimes seem to not work at all. This is the first time I've had problems with such a feature.

Although is nice having a web interface is absurdly slow and takes a lot of resources.

Backing up should be something that happens in the background. When backups started I often had to stop doing something because of it.

I chose Duplicati because of it's scheduling and copy retention options, and the deduplication, I've since found alternatives that satisfy my requirements and have moved on from Duplicati.

The reason I am giving two stars instead of one is because despite its defects, it has helped me recover files, so at least it does its job.

Most Recent Comment
0

I can understand how people who want encryption and small file transfers to cloud might like this. Otherwise, it's a big bunch of compressed files. These chunks are readable individually, but only by system processing, and there needs to be a good backup "version". If a library chunk is corrupted, creating no good version, the chunks can't be read. I seemed to have had error junk in my Temp folder and in trying to clean up some, I apparently lost one of the data files and now theres ongoing error messages, and no good version, so I'm tossing and uninstalling.

0

Ignored the ignore rules I programmed.

Ille1046
0

Robust and versatile.

Troudouillet
0

Complet pour sauvegarder mes données, utilisé depuis longtemps, jamais rien eu à lui reprocher, il est parfait.

Review from a new or low-activity account — shown here, but not counted in the app rating.
duplicati_review
1

It's beta software. Beta software should NEVER be a recommendation on pages like this, let alone the top suggestion.

As for Duplicati itself... I tried one backup. Setup is relatively easy, except when you take a look at the advanced options, which are just tech speak. Strings that only the devs understand. And when you do start the backup, you don't actually get all the information you'd like. It stores all its data in zip files. But you don't get to know if those are compressed and you don't get to set whether or not you want any compression at all.

The backup I started took 5 hours and then froze. One a Duplicati AppData file, I might add. When you cancel the process, you get a choice: stop now or stop after current file. Stop now just stops after the current file anyway. It's not a choice. At least, it tells you it'll stop. But when it's frozen, it can't actually complete the current file so your backup will never end. And you can't end it except by killing the process in task manager.

That is such a basic mistake that it's basically unforgiveable. I'm sure a lot of you will think "it worked fine for me", but that doesn't excuse this. And honestly, even if it did work for you, you should still reconsider using this. It cannot be trusted.

Review from a new or low-activity account — shown here, but not counted in the app rating.
7 of 30 comments

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Official Links

Install from the command line

  • winget install -e --id Duplicati.Duplicati
  • brew install --cask duplicati

Be careful what you paste into a terminal. Check what a command installs before running it.

What is Duplicati?

Duplicati is a backup software that stores encrypted, incremental, and compressed backups on local and cloud storage, as well as remote file servers. It was inspired by Duplicity and completely redesigned in 2008, resulting in Duplicati 2. The software works with protocols such as FTP, SSH, and WebDAV, and is compatible with services like Microsoft OneDrive, Amazon Cloud Drive & S3, Google Drive, and more. Duplicati is an open-source software, free for any use, and operates on Windows, Linux, and MacOS. It is designed for online backups, can resume interrupted backups, tests backup content, and uses AES-256 encryption. It offers incremental backups, data deduplication, a built-in scheduler, and auto-updater. Duplicati can be run on any machine via a web-based or command line interface and is accessible from any browser, including mobile, and from remote locations.

Duplicati information

  • Developed by

    US flagDuplicati Inc
  • Licensing

    Open Source and Freemium product.
  • Pricing

    Subscription ranging between $2 and $3 per month + free version with limited functionality.
  • Written in

  • Rating

    Average rating of 3.6 (22 ratings)
  • Alternatives

    159 alternatives listed
  • Badge

    Get an embeddable badge for Duplicati
  • Supported Languages

    • English
    • Dutch
    • German
    • Chinese
    • Italian

AlternativeTo Categories

Backup & Sync, File Management, Office & Productivity, Security & Privacy

GitHub repository

  •  15,180 Stars
  •  1,090 Forks
  •  565 Open Issues
  •   Updated  
View on GitHub

Our users have written 30 comments and reviews about Duplicati, and it has gotten 356 likes

Duplicati was added to AlternativeTo by PoojanWagh on and this page was last updated .