Cybersecurity · head to head
Chainguard vs Tuta

Chainguard
Cybersecurity
Secure-by-default open source software with hardened container images and libraries
- From
- Free
- Rated
- -

Tuta
Cybersecurity
Secure, green and ad-free. Email to feel good about.
- From
- Free
- Rated
- -
The short version
- Each has a real cost: Chainguard containers Catalog at 19,000 USD/year expensive for teams under 10 people; Tuta individual plan pricing only shown in EUR; no USD conversion provided on site
Where they differ
Only the attributes on which Chainguard and Tuta actually diverge.
| Attribute | Chainguard | Tuta |
|---|---|---|
| Pricing model | Licensing by artifact type and team size | freemium |
| Platforms | Cloud, Container, VM | Web |
Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated), category (Cybersecurity).
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 Chainguard
- Hardened container images
- CVE remediation SLA
- SLSA L2/L3 builds
- Sigstore signatures
- SBOM generation
- Language libraries
- VM images
- Artifact scanning
Only in Tuta
Nothing recorded that Chainguard does not also cover.
What people use each for
The jobs each tool is most often brought in to do.
Chainguard
- Deploying hardened container images with minimal attack surfacenot Tuta
- Meeting supply chain security requirements for regulated industriesnot Tuta
- Reducing CVE exposure with contractual remediation guaranteesnot Tuta
- Building secure language packages with automatic backportsnot Tuta
- Verifying artifact provenance with Sigstore signaturesnot Tuta
Tuta
- Private encrypted email communicationnot Chainguard
- Users valuing end-to-end encryption and zero-knowledge architecturenot Chainguard
- Individuals seeking open-source email clientsnot Chainguard
- Organizations requiring quantum-resistant encryptionnot Chainguard
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
Chainguard
- Containers Catalog at 19,000 USD/year expensive for teams under 10 people
- Per-image pricing for containers requires custom quotes with no transparency
- Free tier limited to 5 container images for testing
- Libraries pricing by ecosystem and developer count lacks transparent per-developer cost
- VM image catalog pricing opacity makes cost estimation difficult
Tuta
- Individual plan pricing only shown in EUR; no USD conversion provided on site
- Family plan pricing separate (EUR 3 or EUR 8 per additional user) not included in main pricing
- Shared mailboxes require additional EUR 3-8 monthly charges
Pricing, plan by plan
Chainguard
Free- Free TierFree
- Five container images to test and deploy
- Containers Per-Image$undefined/custom
- Licensed by quantity and type
- Base images, application images, AI/ML images, FIPS variants
- Custom pricing per image
- Containers Catalog$19000/year
- For 10-person engineering teams
- 2,000+ container images
- Contractual CVE remediation SLAs
- Libraries Licensing$undefined/custom
- Licensed by ecosystem (Python, Java, JavaScript)
- Licensed by developer count
- Unlimited pulls with no metering
Tuta
Free- Free PlanFree
- 1 GB storage
- 1 calendar
- 3 labels
- Revolutionary Plan$3/month
- 20 GB storage
- 15 email aliases
- 3 custom domains
- Legend Plan$8/month
- 500 GB storage
- 30 email aliases
- 10 custom domains
Which should you pick?
Choose Chainguard if
- You need hardened container images.
- You want to start without paying.
- You work on Cloud, Container, VM.
- You also want cve remediation sla.
Questions people ask
- Is Chainguard or Tuta better?
- Neither clearly leads. Chainguard starts at Free and Tuta at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, Chainguard or Tuta?
- Chainguard starts at Free and Tuta at Free.
- Does Chainguard or Tuta run on more platforms?
- Chainguard runs on Cloud, Container, VM. Tuta runs on Web.
- Can I use Chainguard for free?
- Both have a free tier, so you can try either at no cost before committing.
- What is Chainguard best used for?
- Chainguard is most often used for deploying hardened container images with minimal attack surface, meeting supply chain security requirements for regulated industries, reducing cve exposure with contractual remediation guarantees, building secure language packages with automatic backports. Of those, deploying hardened container images with minimal attack surface and meeting supply chain security requirements for regulated industries are not what Tuta is typically brought in for.
- What can Chainguard do that Tuta cannot?
- Chainguard covers Hardened container images, CVE remediation SLA, SLSA L2/L3 builds, Sigstore signatures.
Answered from the vendors’ own pages
Chainguard: How much is the Chainguard Containers Catalog?
The Containers Catalog is 19,000 USD per year for 10-person engineering teams, providing access to 2,000+ hardened container images.
SourceTuta: How much does Tuta email cost?
Tuta offers a free plan with 1 GB storage. Paid plans are EUR 3/month (Revolutionary) with 20 GB storage and 15 email aliases, and EUR 8/month (Legend) with 500 GB storage and 30 email aliases. Family plan add-ons cost EUR 3-8 per additional mailbox member monthly.
SourceChainguard: What SLAs does Chainguard offer?
Chainguard provides contractual CVE remediation SLAs: 7 days for critical vulnerabilities, 14 days for high/medium/low severity, all with priority support.
SourceTuta: Is there a free email plan with Tuta?
Yes, Tuta's free plan includes 1 GB of storage, one calendar, three labels, and full end-to-end encryption security features with no custom domains or email aliases.
SourceChainguard: Can I try Chainguard before purchasing?
Yes. The free tier includes five container images for testing and deployment, allowing hands-on evaluation.
SourceTuta: What are the limits on Tuta's free email plan?
The free plan provides 1 GB storage, access to one calendar, three labels maximum, and no support for custom domains or additional email aliases.
SourceRelated pages
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