Software · head to head
Duplicacy vs Spanning Backup

Spanning Backup
Software
SaaS backup for Google Workspace and Microsoft 365
- From
- $4/month
- Rated
- -
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; Spanning Backup cloud-only deployment; no on-premise or self-hosted options available
- They diverge on capability: Duplicacy covers Lock-free deduplication, Spanning Backup covers Automated daily backup.
Where they differ
Only the attributes on which Duplicacy and Spanning Backup actually diverge.
| Attribute | Duplicacy | Spanning Backup |
|---|---|---|
| Starting price | Free | $4/month |
| Pricing model | freemium | subscription |
| Free tier | Yes | No |
| Platforms | macOS, Linux, Windows | Cloud SaaS |
| Founded | 2016 | 2010 |
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 Duplicacy
- Lock-free deduplication
- Client-side encryption
- Multiple computers
- Erasure coding
- Variable-size chunking
- RSA encryption
- AWS S3
- Azure
Only in Spanning Backup
- Automated daily backup
- Point-in-time restore
- Cross-user restore
- eDiscovery
- Unlimited storage
- Admin delegation
- Google Workspace
- Microsoft 365
Both cover
- Web support
What people use each for
The jobs each tool is most often brought in to do.
Duplicacy
- Client-side encrypted cloud backupsnot Spanning Backup
- Lock-free deduplication for efficient backup storagenot Spanning Backup
- Multi-destination backup supportnot Spanning Backup
Spanning Backup
- Cloud-to-cloud backup and disaster recovery for Microsoft 365 applicationsnot Duplicacy
- Data protection and compliance management for Google Workspace and Salesforcenot 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
Spanning Backup
- Cloud-only deployment; no on-premise or self-hosted options available
Pricing, plan by plan
Duplicacy
FreeNo published plan breakdown. See the Duplicacy review.
Spanning Backup
$4/month- Spanning Backup$4/month
- Daily backup
- Point-in-time restore
- Unlimited storage
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.
Choose Spanning Backup if
- You need automated daily backup.
- You work on Cloud SaaS.
- You also want point-in-time restore.
Questions people ask
- Is Duplicacy or Spanning Backup better?
- Neither clearly leads. Duplicacy starts at Free and Spanning Backup at $4/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, Duplicacy or Spanning Backup?
- Duplicacy has a free tier; the other does not. Paid plans start at Free for Duplicacy and $4/month for Spanning Backup.
- Does Duplicacy or Spanning Backup run on more platforms?
- Duplicacy runs on macOS, Linux, Windows. Spanning Backup runs on Cloud SaaS.
- Can I use Duplicacy for free?
- Yes. Duplicacy has a free tier, so you can try it without paying. Spanning Backup starts at $4/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 Spanning Backup is typically brought in for.
- What can Duplicacy do that Spanning Backup cannot?
- Duplicacy covers Lock-free deduplication, Client-side encryption, Multiple computers, Erasure coding. Spanning Backup covers Automated daily backup, Point-in-time restore, Cross-user restore, eDiscovery. Both handle Web support.
Related pages
More on Spanning Backup
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