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Software · head to head

Backblaze vs Duplicacy

Backblaze logo

Backblaze

Software

Unlimited cloud backup at an affordable price

From
$9/month
Rated
-
Full reviewWebsite
Duplicacy logo

Duplicacy

Software

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: Backblaze personal Backup is $99 a year billed annually, with no monthly option; Duplicacy web GUI pricing tier not specified on product page
  • They diverge on capability: Backblaze covers Unlimited backup, Duplicacy covers Lock-free deduplication.

Where they differ

Only the attributes on which Backblaze and Duplicacy actually diverge.

Attributes where Backblaze and Duplicacy differ
AttributeBackblazeDuplicacy
Starting price$9/monthFree
Pricing modelUnknownfreemium
Free tierNoYes
PlatformsWindows, macOS, WebmacOS, Linux, Windows
Founded20072016

Identical on both: user rating (Not yet rated), category (Unknown).

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 Backblaze

  • Unlimited backup
  • Continuous backup
  • Version history
  • Private encryption key
  • Restore by mail
  • Mobile apps
  • macOS
  • Windows

Only in Duplicacy

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

Both cover

  • Windows support
  • Mac support
  • Web support

What people use each for

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

Backblaze

  • Unlimited backup of a personal computer and external drivesnot Duplicacy
  • Restoring files from anywhere through the webnot Duplicacy
  • Mailed hard drive restore for large recoveriesnot Duplicacy
  • Private encryption key control for sensitive datanot Duplicacy

Duplicacy

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

Where each one falls short

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

Backblaze

  • Personal Backup is $99 a year billed annually, with no monthly option
  • Web restores are capped at 500GB per request
  • Forever version history is a Business tier add-on rather than included
  • Administrative controls and SSO are Business features
  • Backs up user data from a computer and attached drives, so NAS and server backup are not covered by the personal plan

Duplicacy

  • Web GUI pricing tier not specified on product page

Pricing, plan by plan

Backblaze

$9/month
  • Personal Backup$9/month
    • Unlimited storage for single computer
    • Unlimited version history
    • 30-day trial
  • B2 Cloud Storage$6/TB/month
    • S3-compatible storage
    • Pay-as-you-go model

Duplicacy

Free

No published plan breakdown. See the Duplicacy review.

Which should you pick?

Choose Backblaze if

  • You need unlimited backup.
  • You work on Windows, macOS, Web.
  • You also want continuous backup.
Backblaze 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 Backblaze or Duplicacy better?
Neither clearly leads. Backblaze starts at $9/month and Duplicacy at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Backblaze or Duplicacy?
Duplicacy has a free tier; the other does not. Paid plans start at $9/month for Backblaze and Free for Duplicacy.
Does Backblaze or Duplicacy run on more platforms?
Backblaze runs on Windows, macOS, Web. 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. Backblaze starts at $9/month.
What is Backblaze best used for?
Backblaze is most often used for unlimited backup of a personal computer and external drives, restoring files from anywhere through the web, mailed hard drive restore for large recoveries, private encryption key control for sensitive data. Of those, unlimited backup of a personal computer and external drives and restoring files from anywhere through the web are not what Duplicacy is typically brought in for.
What can Backblaze do that Duplicacy cannot?
Backblaze covers Unlimited backup, Continuous backup, Version history, Private encryption key. Duplicacy covers Lock-free deduplication, Client-side encryption, Multiple computers, Erasure coding. Both handle Windows support, Mac support, Web support.

Answered from the vendors’ own pages

Backblaze: What is the pricing for Backblaze Personal Backup?

Backblaze Personal Backup costs $9/month on monthly billing or $8.25/month when billed annually, providing unlimited storage for a single computer.

Source
Backblaze: What storage options does Backblaze B2 offer?

Backblaze B2 Cloud Storage is priced at $6/TB per month with a pay-as-you-go model, and is S3 compatible for flexible cloud storage.

Source
Backblaze: Does Backblaze support Linux systems?

No. Backblaze does not support Linux operating systems, limiting it to Windows, macOS, and web access only.

Source
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Related pages

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