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Backup & Disaster Recovery · head to head

Comet Backup vs Duplicacy

Comet Backup logo

Comet Backup

Backup & Disaster Recovery

White-label backup software for service providers

From
$49/month
Rated
-
Full reviewWebsite
Duplicacy logo

Duplicacy

Backup & Disaster Recovery

Lock-free deduplication cloud backup

From
Free
Rated
-
Full reviewWebsite

The short version

  • Only Duplicacy has a free tier, so it costs nothing to try first.
  • Each has a real cost: Comet Backup endpoint costs starting at $2 per endpoint per month on top of base plan; Duplicacy web GUI pricing tier not specified on product page
  • They diverge on capability: Comet Backup covers White-label branding, Duplicacy covers Lock-free deduplication.

Where they differ

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

Attributes where Comet Backup and Duplicacy differ
AttributeComet BackupDuplicacy
Starting price$49/monthFree
Pricing modelsubscriptionfreemium
Free tierNoYes
PlatformsWindows, macOS, LinuxmacOS, Linux, Windows
Founded20172016

Identical on both: user rating (Not yet rated), category (Backup & Disaster Recovery).

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 Comet Backup

  • White-label branding
  • Bring your own storage
  • End-to-end encryption
  • Chunking deduplication
  • Delta compression
  • Multi-tenant
  • Wasabi
  • SFTP

Only in Duplicacy

  • Lock-free deduplication
  • Client-side encryption
  • Multiple computers
  • Erasure coding
  • Variable-size chunking
  • RSA encryption
  • Dropbox
  • OneDrive

Both cover

  • AWS S3
  • Azure
  • Google Cloud
  • Backblaze B2
  • Windows support
  • Mac support
  • Linux support
  • Web support

What people use each for

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

Comet Backup

  • MSP backup and disaster recovery solutionsnot Duplicacy
  • Cloud-to-cloud backup automationnot Duplicacy
  • Ransomware protection with immutable storagenot Duplicacy

Duplicacy

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

Where each one falls short

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

Comet Backup

  • Endpoint costs starting at $2 per endpoint per month on top of base plan
  • Storage costs vary based on destination, adding to overall expenses

Duplicacy

  • Web GUI pricing tier not specified on product page

Pricing, plan by plan

Comet Backup

$49/month

No published plan breakdown. See the Comet Backup review.

Duplicacy

Free

No published plan breakdown. See the Duplicacy review.

Which should you pick?

Choose Comet Backup if

  • You need white-label branding.
  • You work on Windows, macOS, Linux.
  • You also want bring your own storage.
Comet Backup 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 Comet Backup or Duplicacy better?
Neither clearly leads. Comet Backup starts at $49/month and Duplicacy at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Comet Backup or Duplicacy?
Duplicacy has a free tier; the other does not. Paid plans start at $49/month for Comet Backup and Free for Duplicacy.
Does Comet Backup or Duplicacy run on more platforms?
Comet Backup runs on Windows, macOS, Linux. Duplicacy runs on macOS, Linux, Windows.
Can I use Duplicacy for free?
Yes. Duplicacy has a free tier, so you can try it without paying. Comet Backup starts at $49/month.
What is Comet Backup best used for?
Comet Backup is most often used for msp backup and disaster recovery solutions, cloud-to-cloud backup automation, ransomware protection with immutable storage. Of those, msp backup and disaster recovery solutions and cloud-to-cloud backup automation are not what Duplicacy is typically brought in for.
What can Comet Backup do that Duplicacy cannot?
Comet Backup covers White-label branding, Bring your own storage, End-to-end encryption, Chunking deduplication. Duplicacy covers Lock-free deduplication, Client-side encryption, Multiple computers, Erasure coding. Both handle AWS S3, Azure, Google Cloud, Backblaze B2.
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Related pages

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