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Backup · head to head

CloudCasa vs Datto SIRIS

CloudCasa logo

CloudCasa

Backup

SaaS Kubernetes backup and migration with published per-node pricing

From
Free
Rated
-
Full reviewWebsite
Datto SIRIS logo

Datto SIRIS

Backup

All-in-one business continuity and disaster recovery

From
$1095/one-time + recurring
Rated
-
Full reviewWebsite

The short version

  • Only CloudCasa has a free tier, so it costs nothing to try first.
  • Each has a real cost: CloudCasa at $69 per node per month, a fifty-node estate costs over forty thousand dollars a year at list, which is more than many teams expect from a product marketed on its free tier.; Datto SIRIS requires on-premises appliance, not purely cloud-native
  • They diverge on capability: CloudCasa covers SaaS control plane, Datto SIRIS covers Instant virtualization.
  • Prices and features above were last checked on 1 September 2026.

Where they differ

Only the attributes on which CloudCasa and Datto SIRIS actually diverge.

Attributes where CloudCasa and Datto SIRIS differ
AttributeCloudCasaDatto SIRIS
Starting priceFree$1095/one-time + recurring
Pricing modelPer node per monthUnknown
Free tierYesNo
PlatformsKubernetes, WebLinux, Virtual Environments
FoundedUnknown2011

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

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 CloudCasa

  • SaaS control plane
  • Free tier
  • Cross-cluster restore
  • Managed service support
  • Bring your own storage
  • Velero compatibility

Only in Datto SIRIS

  • Instant virtualization
  • Screenshot verification
  • Ransomware detection
  • Inverse chain technology
  • Cloud-first architecture
  • Automated DR testing
  • VMware
  • Hyper-V

What people use each for

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

CloudCasa

  • A team wanting Kubernetes backup running this afternoon without deploying and maintaining a backup servernot Datto SIRIS
  • A small cluster of five nodes or fewer that needs real backup at no licence costnot Datto SIRIS
  • An organisation running Velero already and wanting a managed control plane and catalogue over the topnot Datto SIRIS
  • Migrating workloads between EKS and AKS where the tool must restore into a different distributionnot Datto SIRIS

Datto SIRIS

  • Data protectionnot CloudCasa
  • Disaster recoverynot CloudCasa
  • Business continuitynot CloudCasa
  • Ransomware protectionnot CloudCasa
  • Compliancenot CloudCasa

Where each one falls short

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

CloudCasa

  • At $69 per node per month, a fifty-node estate costs over forty thousand dollars a year at list, which is more than many teams expect from a product marketed on its free tier.
  • The control plane is SaaS, so cluster metadata and backup catalogues sit with the vendor, which rules it out where policy prohibits external services holding infrastructure detail.
  • Per-node pricing punishes clusters built from many small nodes, so the licensing metric can push architecture decisions in directions the platform team would not otherwise choose.
  • The free tier stops at five nodes with no intermediate step, so growth from five to six nodes moves you from nothing to a full commercial rate.
  • Catalogic is a much smaller vendor than Veeam or Commvault, which matters for procurement risk assessments and for long-term support commitments on a system you may depend on for years.

Datto SIRIS

  • Requires on-premises appliance, not purely cloud-native
  • Initial setup and hardware costs can be substantial for smaller MSPs

Pricing, plan by plan

CloudCasa

Free
  • BasicFree
    • Up to 5 nodes at no cost
    • Daily backup schedules for clusters and namespaces
    • Basic and advanced restore options
  • CloudCasa Pro$69/month
    • Per node per month
    • Advanced backup policies
    • Application-aware backups
  • Enterprise$undefined/year
    • Volume pricing negotiated
    • Dedicated support and SLAs
    • Custom retention and residency arrangements

Datto SIRIS

$1095/one-time + recurring

No published plan breakdown. See the Datto SIRIS review.

Which should you pick?

Choose CloudCasa if

  • You need saas control plane.
  • You want to start without paying.
  • You work on Kubernetes, Web.
  • You also want free tier.
CloudCasa review

Choose Datto SIRIS if

  • You need instant virtualization.
  • You work on Linux, Virtual Environments.
  • You also want screenshot verification.
Datto SIRIS review

Questions people ask

Is CloudCasa or Datto SIRIS better?
Neither clearly leads. CloudCasa starts at Free and Datto SIRIS at $1095/one-time + recurring, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, CloudCasa or Datto SIRIS?
CloudCasa has a free tier; the other does not. Paid plans start at Free for CloudCasa and $1095/one-time + recurring for Datto SIRIS.
Does CloudCasa or Datto SIRIS run on more platforms?
CloudCasa runs on Kubernetes, Web. Datto SIRIS runs on Linux, Virtual Environments.
Can I use CloudCasa for free?
Yes. CloudCasa has a free tier, so you can try it without paying. Datto SIRIS starts at $1095/one-time + recurring.
What is CloudCasa best used for?
CloudCasa is most often used for a team wanting kubernetes backup running this afternoon without deploying and maintaining a backup server, a small cluster of five nodes or fewer that needs real backup at no licence cost, an organisation running velero already and wanting a managed control plane and catalogue over the top, migrating workloads between eks and aks where the tool must restore into a different distribution. Of those, a team wanting kubernetes backup running this afternoon without deploying and maintaining a backup server and a small cluster of five nodes or fewer that needs real backup at no licence cost are not what Datto SIRIS is typically brought in for.
What can CloudCasa do that Datto SIRIS cannot?
CloudCasa covers SaaS control plane, Free tier, Cross-cluster restore, Managed service support. Datto SIRIS covers Instant virtualization, Screenshot verification, Ransomware detection, Inverse chain technology.

Answered from the vendors’ own pages

CloudCasa: What does it cost?

Free for up to five nodes. CloudCasa Pro is $69 per node per month. Enterprise arrangements are negotiated.

Datto SIRIS: What does SIRIS protect against?

Datto SIRIS includes immutable cloud backups, automated recovery verification, and integrated ransomware detection through Cloud Deletion Defense which undoes accidental or malicious backup deletion.

Source
CloudCasa: Where does the backup data go?

Typically to your own S3-compatible bucket. The vendor hosts the control plane and catalogue, not necessarily your data.

Datto SIRIS: What's the pricing model?

Datto SIRIS uses flat-rate pricing starting at $1,095, which includes installation, storage, VIP support, recoveries, two annual DR tests, and five-year warranty.

Source
CloudCasa: Does it work with Velero?

Yes. It can manage existing Velero installations, which makes it a lower-friction upgrade than a rip and replace.

Datto SIRIS: What integrations does SIRIS have?

Datto SIRIS integrates natively with Autotask PSA, Datto RMM, ConnectWise Automate, and ConnectWise PSA. It also supports virtualization platforms like vSphere and CentOS Linux.

Source
Datto SIRIS: Is SIRIS cloud-only or appliance-based?

Datto SIRIS is an on-premises appliance that backs up data to Datto's cloud. You do not need to maintain your own physical server infrastructure for the core SIRIS functionality.

Source
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