Softwr

Backup · head to head

Duplicacy vs Unitrends Backup

Duplicacy logo

Duplicacy

Backup

Lock-free deduplication cloud backup

From
Free
Rated
-
Full reviewWebsite
Unitrends Backup logo

Unitrends Backup

Backup

All-in-one backup and recovery appliance

From
$55/month
Rated
-
Full reviewWebsite

The short version

  • Only Duplicacy has a free tier, so it costs nothing to try first.
  • Each has a real cost: Duplicacy web GUI pricing tier not specified on product page; Unitrends Backup pricing is not transparent and requires contacting the company directly for a custom quote
  • They diverge on capability: Duplicacy covers Lock-free deduplication, Unitrends Backup covers Predictive analytics.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Duplicacy and Unitrends Backup actually diverge.

Attributes where Duplicacy and Unitrends Backup differ
AttributeDuplicacyUnitrends Backup
Starting priceFree$55/month
Pricing modelfreemiumsubscription
Free tierYesNo
PlatformsmacOS, Linux, WindowsOn-premises, Cloud, Hybrid
Founded20161989

Identical on both: 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 Duplicacy

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

Only in Unitrends Backup

  • Predictive analytics
  • Automated recovery testing
  • Instant recovery
  • Ransomware detection
  • Adaptive deduplication
  • Cloud integration
  • VMware
  • Hyper-V

Both cover

  • Azure
  • Windows support
  • Linux support
  • Web support

What people use each for

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

Duplicacy

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

Unitrends Backup

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

Where each one falls short

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

Duplicacy

  • Web GUI pricing tier not specified on product page

Unitrends Backup

  • Pricing is not transparent and requires contacting the company directly for a custom quote
  • Minimum pricing starts at approximately $995, limiting accessibility for very small deployments
  • Unified pricing approach means less flexibility for scaling individual components

Pricing, plan by plan

Duplicacy

Free

No published plan breakdown. See the Duplicacy review.

Unitrends Backup

$55/month
  • Recovery Series$55/month
    • Predictive analytics
    • Instant recovery
    • Ransomware detection

Which should you pick?

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

Choose Unitrends Backup if

  • You need predictive analytics.
  • You work on On-premises, Cloud, Hybrid.
  • You also want automated recovery testing.
Unitrends Backup review

Questions people ask

Is Duplicacy or Unitrends Backup better?
Neither clearly leads. Duplicacy starts at Free and Unitrends Backup at $55/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Duplicacy or Unitrends Backup?
Duplicacy has a free tier; the other does not. Paid plans start at Free for Duplicacy and $55/month for Unitrends Backup.
Does Duplicacy or Unitrends Backup run on more platforms?
Duplicacy runs on macOS, Linux, Windows. Unitrends Backup runs on On-premises, Cloud, Hybrid.
Can I use Duplicacy for free?
Yes. Duplicacy has a free tier, so you can try it without paying. Unitrends Backup starts at $55/month.
What is Duplicacy best used for?
Duplicacy is most often used for client-side encrypted cloud backups, lock-free deduplication for efficient backup storage, multi-destination backup support. Of those, client-side encrypted cloud backups and lock-free deduplication for efficient backup storage are not what Unitrends Backup is typically brought in for.
What can Duplicacy do that Unitrends Backup cannot?
Duplicacy covers Lock-free deduplication, Client-side encryption, Multiple computers, Erasure coding. Unitrends Backup covers Predictive analytics, Automated recovery testing, Instant recovery, Ransomware detection. Both handle Azure, Windows support, Linux support, Web support.

Answered from the vendors’ own pages

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
Unitrends Backup: What does Unitrends Backup include in its pricing?

Unitrends offers all-in-one backup and disaster recovery with a single flat rate including installation, storage, VIP support, and recoveries, plus two DR tests per year and a 5-year warranty.

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
Unitrends Backup: What are Unitrends' key disaster recovery features?

Unitrends provides instant recovery, automated recovery assurance, automatic testing capabilities to measure recovery time and points, ransomware protection with behavioral analysis, and bare metal recovery to dissimilar hardware.

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
Unitrends Backup: How long has Unitrends been in the backup market?

Unitrends was founded in 1989 and has over three decades of experience in backup and disaster recovery solutions, pioneering the first hardware-based backup appliance in 2002.

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
Share

Related pages

More on Duplicacy

More on Unitrends Backup

Keep looking

Other head to heads