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Backup & Disaster Recovery · head to head

Datto Backup vs Duplicacy

D

Datto Backup

Backup & Disaster Recovery

Business continuity without compromise

From
On request
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: Datto Backup no pricing figures are shown on the product page; buyers must request a demo or contact sales, with a separate FLEXspend for Datto Backup consumption option referenced but not priced, per datto.com, August 2026; Duplicacy web GUI pricing tier not specified on product page

Where they differ

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

Attributes where Datto Backup and Duplicacy differ
AttributeDatto BackupDuplicacy
Starting priceOn requestFree
Pricing modelquotefreemium
Free tierNoYes
PlatformsWebmacOS, Linux, Windows
FoundedUnknown2016

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 Datto Backup

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.

Datto Backup

No use cases recorded yet. See the Datto Backup review.

Duplicacy

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

Where each one falls short

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

Datto Backup

  • No pricing figures are shown on the product page; buyers must request a demo or contact sales, with a separate FLEXspend for Datto Backup consumption option referenced but not priced, per datto.com, August 2026

Duplicacy

  • Web GUI pricing tier not specified on product page

Pricing, plan by plan

Datto Backup

On request

No published plan breakdown. See the Datto Backup review.

Duplicacy

Free

No published plan breakdown. See the Duplicacy review.

Which should you pick?

Choose Datto Backup if

Nothing in the data separates Datto Backup from Duplicacy on the points above - pick on price and on how each one feels to use.

Datto 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 Datto Backup or Duplicacy better?
Neither clearly leads. Datto Backup starts at On request and Duplicacy at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Datto Backup or Duplicacy?
Duplicacy has a free tier; the other does not. Paid plans start at On request for Datto Backup and Free for Duplicacy.
Does Datto Backup or Duplicacy run on more platforms?
Datto Backup runs on 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. Datto Backup starts at On request.
What can Datto Backup do that Duplicacy cannot?
Duplicacy covers Lock-free deduplication, Client-side encryption, Multiple computers, Erasure coding.
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