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Backup · head to head

Bacula vs Duplicacy

Bacula logo

Bacula

Backup

The best open source backup software for Linux

From
Free
Rated
-
Full reviewWebsite
Duplicacy logo

Duplicacy

Backup

Lock-free deduplication cloud backup

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Bacula the community edition has no vendor support contract; bacula.org directs support and paid deployments toward the separate commercial Bacula Enterprise product instead.; Duplicacy web GUI pricing tier not specified on product page
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Bacula and Duplicacy actually diverge.

Attributes where Bacula and Duplicacy differ
AttributeBaculaDuplicacy
Pricing modelopen-sourcefreemium
PlatformsWebmacOS, Linux, Windows
FoundedUnknown2016

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

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 Bacula

Nothing recorded that Duplicacy does not also cover.

Only in Duplicacy

  • Lock-free deduplication
  • Client-side encryption
  • Multiple computers
  • Erasure coding
  • Variable-size chunking
  • RSA encryption
  • AWS S3
  • Azure

What people use each for

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

Bacula

  • Linux, Windows, and macOS network backup at scalenot Duplicacy
  • VMware, KVM, Hyper-V virtual machine backupnot Duplicacy
  • MySQL, Oracle, PostgreSQL database backupnot Duplicacy
  • Microsoft Exchange Server backupnot Duplicacy
  • Tape backup and enterprise data retentionnot Duplicacy

Duplicacy

  • Client-side encrypted cloud backupsnot Bacula
  • Lock-free deduplication for efficient backup storagenot Bacula
  • Multi-destination backup supportnot Bacula

Where each one falls short

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

Bacula

  • The community edition has no vendor support contract; bacula.org directs support and paid deployments toward the separate commercial Bacula Enterprise product instead.

Duplicacy

  • Web GUI pricing tier not specified on product page

Pricing, plan by plan

Bacula

Free

No published plan breakdown. See the Bacula review.

Duplicacy

Free

No published plan breakdown. See the Duplicacy review.

Which should you pick?

Choose Bacula if

  • You want to start without paying.
Bacula review

Choose Duplicacy if

  • You need lock-free deduplication.
  • You want to start without paying.
  • You work on macOS, Linux, Windows.
  • You also want client-side encryption.
Duplicacy review

Questions people ask

Is Bacula or Duplicacy better?
Neither clearly leads. Bacula starts at Free and Duplicacy at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Bacula or Duplicacy?
Bacula starts at Free and Duplicacy at Free.
Does Bacula or Duplicacy run on more platforms?
Bacula runs on Web. Duplicacy runs on macOS, Linux, Windows.
Can I use Bacula for free?
Both have a free tier, so you can try either at no cost before committing.
What is Bacula best used for?
Bacula is most often used for linux, windows, and macos network backup at scale, vmware, kvm, hyper-v virtual machine backup, mysql, oracle, postgresql database backup, microsoft exchange server backup. Of those, linux, windows, and macos network backup at scale and vmware, kvm, hyper-v virtual machine backup are not what Duplicacy is typically brought in for.
What can Bacula do that Duplicacy cannot?
Duplicacy covers Lock-free deduplication, Client-side encryption, Multiple computers, Erasure coding.

Answered from the vendors’ own pages

Bacula: How much does Bacula cost?

Bacula Community Edition is free and open source. Bacula Enterprise is a commercial offering with a free trial available, but specific pricing is not listed on the main website.

Source
Duplicacy: What is the cost of the Duplicacy command line version for commercial use?

The commercial license for Duplicacy's command line version costs $50 per machine per year. The CLI version is free for individual users.

Source
Bacula: Is Bacula free?

Bacula Community Edition is fully free and open source. Enterprise Edition is commercial but offers a free trial to evaluate features before purchasing.

Source
Duplicacy: Is pricing available for the Duplicacy Web GUI edition?

No pricing information is provided for the Web Edition (GUI) on the Duplicacy website. You would need to contact [email protected] for Web Edition pricing details.

Source
Duplicacy: Are volume discounts available for IT service providers?

Yes, volume discounts are available for IT service providers and resellers. Contact [email protected] to discuss volume pricing options.

Source
Duplicacy: What backup modes and features are included in the free version?

The free version includes file, disk, partition, and system backup with full, incremental, and differential backup modes. It also offers scheduled backups, encryption, and emergency disk creation.

Source
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