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Duplicacy vs AOMEI Backupper

Duplicacy logo

Duplicacy

Software

Lock-free deduplication cloud backup

From
Free
Rated
-
Full reviewWebsite
AOMEI Backupper logo

AOMEI Backupper

Software

Complete backup and restore solution for Windows

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Duplicacy web GUI pricing tier not specified on product page; AOMEI Backupper windows only, covering Windows 7 through 11
  • They diverge on capability: Duplicacy covers Lock-free deduplication, AOMEI Backupper covers System backup.

Where they differ

Only the attributes on which Duplicacy and AOMEI Backupper actually diverge.

Attributes where Duplicacy and AOMEI Backupper differ
AttributeDuplicacyAOMEI Backupper
PlatformsmacOS, Linux, WindowsWindows
Founded20162010

Identical on both: starting price (Free), pricing model (freemium), free tier (Yes), 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 Duplicacy

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

Only in AOMEI Backupper

  • System backup
  • Disk clone
  • File sync
  • Real-time sync
  • Universal restore
  • Bootable media
  • Google Drive
  • Network shares

Both cover

  • OneDrive
  • Windows support

What people use each for

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

Duplicacy

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

AOMEI Backupper

  • Free disk and file backup on a personal Windows machinenot Duplicacy
  • System image and bare metal recoverynot Duplicacy
  • Cloning a drive when upgrading to a larger disk on the paid editionsnot Duplicacy
  • Scheduled incremental backupsnot 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

AOMEI Backupper

  • Windows only, covering Windows 7 through 11
  • The free Standard edition is licensed for personal use; business use requires a paid edition from $39.95
  • Differential backup, cloud backup and system cloning are all withheld from the free edition, which clones data disks only
  • The free edition reads from disk more slowly than the paid ones
  • Email notifications on Standard are limited to Gmail and Hotmail servers
  • Support on the free edition is business hours rather than 24/7

Pricing, plan by plan

Duplicacy

Free

No published plan breakdown. See the Duplicacy review.

AOMEI Backupper

Free
  • Professional$40/year
    • System clone
    • Universal restore
    • Real-time sync

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 AOMEI Backupper if

  • You need system backup.
  • You want to start without paying.
  • You work on Windows.
  • You also want disk clone.
AOMEI Backupper review

Questions people ask

Is Duplicacy or AOMEI Backupper better?
Neither clearly leads. Duplicacy starts at Free and AOMEI Backupper at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Duplicacy or AOMEI Backupper?
Duplicacy starts at Free and AOMEI Backupper at Free.
Does Duplicacy or AOMEI Backupper run on more platforms?
Duplicacy runs on macOS, Linux, Windows. AOMEI Backupper runs on Windows.
Can I use Duplicacy for free?
Both have a free tier, so you can try either at no cost before committing.
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 AOMEI Backupper is typically brought in for.
What can Duplicacy do that AOMEI Backupper cannot?
Duplicacy covers Lock-free deduplication, Client-side encryption, Multiple computers, Erasure coding. AOMEI Backupper covers System backup, Disk clone, File sync, Real-time sync. Both handle OneDrive, Windows support.
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