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File Storage · head to head

Duplicati vs VictoriaMetrics

Duplicati logo

Duplicati

File Storage

Free open-source backup with encryption

From
Free
Rated
-
Full reviewWebsite
VictoriaMetrics logo

VictoriaMetrics

Cloud

Fast, cost-effective time series database for metrics

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Duplicati no managed service or commercial support; VictoriaMetrics promQL compatibility is very close but not identical, and MetricsQL extensions do not port back
  • They diverge on capability: Duplicati covers AES-256 encryption, VictoriaMetrics covers PromQL compatible.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Duplicati and VictoriaMetrics actually diverge.

Attributes where Duplicati and VictoriaMetrics differ
AttributeDuplicatiVictoriaMetrics
Pricing modelUnknownOpen source, no licence fee
PlatformsWindows, macOS, LinuxLinux, Docker, Kubernetes, Self-hosted
CategoryFile StorageCloud
Founded2008Unknown

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Duplicati

  • AES-256 encryption
  • Incremental backup
  • Deduplication
  • Multiple cloud backends
  • Compression
  • Web interface
  • AWS S3
  • Azure

Only in VictoriaMetrics

  • PromQL compatible
  • Low resource use
  • Single binary or cluster
  • Remote write target

What people use each for

The jobs each tool is most often brought in to do.

Duplicati

  • Data protectionnot VictoriaMetrics
  • Disaster recoverynot VictoriaMetrics
  • Business continuitynot VictoriaMetrics
  • Ransomware protectionnot VictoriaMetrics
  • Compliancenot VictoriaMetrics

VictoriaMetrics

  • Keeping months or years of Prometheus metrics without the memory costnot Duplicati
  • High-cardinality metrics where Prometheus strugglesnot Duplicati
  • Consolidating metrics from many Prometheus instances into one queryable storenot Duplicati

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Duplicati

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

VictoriaMetrics

  • PromQL compatibility is very close but not identical, and MetricsQL extensions do not port back
  • Smaller community than Prometheus, so fewer guides and third-party integrations
  • The clustered version has meaningfully more moving parts than the single binary suggests
  • Some enterprise features sit outside the open-source offering

Pricing, plan by plan

Duplicati

Free

No published plan breakdown. See the Duplicati review.

VictoriaMetrics

Free
  • VictoriaMetricsFree
    • Full functionality
    • No data limits
    • Community support

Which should you pick?

Choose Duplicati if

  • You need aes-256 encryption.
  • You want to start without paying.
  • You work on Windows, macOS, Linux.
  • You also want incremental backup.
Duplicati review

Choose VictoriaMetrics if

  • You need promql compatible.
  • You want to start without paying.
  • You work on Linux, Docker, Kubernetes, Self-hosted.
  • You also want low resource use.
VictoriaMetrics review

Questions people ask

Is Duplicati or VictoriaMetrics better?
Neither clearly leads. Duplicati starts at Free and VictoriaMetrics at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Duplicati or VictoriaMetrics?
Duplicati starts at Free and VictoriaMetrics at Free.
Does Duplicati or VictoriaMetrics run on more platforms?
Duplicati runs on Windows, macOS, Linux. VictoriaMetrics runs on Linux, Docker, Kubernetes, Self-hosted.
Can I use Duplicati for free?
Both have a free tier, so you can try either at no cost before committing.
What is Duplicati best used for?
Duplicati is most often used for data protection, disaster recovery, business continuity, ransomware protection. Of those, data protection and disaster recovery are not what VictoriaMetrics is typically brought in for.
What can Duplicati do that VictoriaMetrics cannot?
Duplicati covers AES-256 encryption, Incremental backup, Deduplication, Multiple cloud backends. VictoriaMetrics covers PromQL compatible, Low resource use, Single binary or cluster, Remote write target.

Answered from the vendors’ own pages

Duplicati: Is Duplicati free?

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

Source
VictoriaMetrics: Is VictoriaMetrics free?

The open-source version is free with no data limits. An enterprise edition and cloud service are paid.

Duplicati: 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
VictoriaMetrics: Does it replace Prometheus?

It can, but most teams keep Prometheus for scraping and use VictoriaMetrics as the long-term store behind it.

Duplicati: 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
VictoriaMetrics: Is PromQL fully supported?

Very nearly. It implements PromQL and extends it with MetricsQL, though a small number of edge-case behaviours differ.

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