Softwr

Cybersecurity · head to head

Tuta vs WorkOS

Tuta logo

Tuta

Cybersecurity

Secure, green and ad-free. Email to feel good about.

From
Free
Rated
-
Full reviewWebsite
WorkOS logo

WorkOS

Cybersecurity

Developer platform for enterprise-ready authentication and identity.

From
$125/one-time per connection
Rated
-
Full reviewWebsite

The short version

  • Only Tuta has a free tier, so it costs nothing to try first.
  • Each has a real cost: Tuta individual plan pricing only shown in EUR; no USD conversion provided on site; WorkOS authKit free tier limited to 1 million monthly active users; additional millions cost $2,500/month
  • Prices and features above were last checked on 29 August 2026.

Where they differ

Only the attributes on which Tuta and WorkOS actually diverge.

Attributes where Tuta and WorkOS differ
AttributeTutaWorkOS
Starting priceFree$125/one-time per connection
Pricing modelfreemiumusage-based
Free tierYesNo
PlatformsWebWeb, API

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

What people use each for

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

Tuta

  • Private encrypted email communicationnot WorkOS
  • Users valuing end-to-end encryption and zero-knowledge architecturenot WorkOS
  • Individuals seeking open-source email clientsnot WorkOS
  • Organizations requiring quantum-resistant encryptionnot WorkOS

WorkOS

  • SaaS applications needing rapid enterprise SSO deploymentnot Tuta
  • Companies selling to mid-market and enterprise customersnot Tuta
  • Applications requiring SCIM directory sync with corporate identity systemsnot Tuta
  • Product teams needing audit logs for compliance (SOC 2, ISO 27001)not Tuta
  • Platforms with multiple identity provider requirementsnot Tuta

Where each one falls short

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

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

WorkOS

  • AuthKit free tier limited to 1 million monthly active users; additional millions cost $2,500/month
  • Per-connection pricing for SSO and Directory Sync ($125–$50 each) scales poorly for enterprises with many identity providers
  • Audit logs require separate subscription at $125/month per SIEM connection or $99/month per 1 million events
  • Radar fraud protection billed separately at $100/month per 50,000 additional checks beyond 1,000 free checks
  • Custom domain feature requires $99/month subscription
  • Requires annual commitment for SLA and support guarantees; pay-as-you-go tier lacks uptime guarantee

Pricing, plan by plan

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

WorkOS

$125/one-time per connection
  • Pay as You Go$undefined/variable
    • Per-connection pricing from $125 to $50 with volume discounts
    • Up to 60% discount at scale
    • Quick deployment
  • Annual Credits$undefined/variable
    • Custom pricing with volume discounts
    • 99.99% uptime SLA
    • Guided migration

Which should you pick?

Choose Tuta if

  • You want to start without paying.
Tuta review

Choose WorkOS if

  • You work on Web, API.
WorkOS review

Questions people ask

Is Tuta or WorkOS better?
Neither clearly leads. Tuta starts at Free and WorkOS at $125/one-time per connection, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Tuta or WorkOS?
Tuta has a free tier; the other does not. Paid plans start at Free for Tuta and $125/one-time per connection for WorkOS.
Does Tuta or WorkOS run on more platforms?
Tuta runs on Web. WorkOS runs on Web, API.
Can I use Tuta for free?
Yes. Tuta has a free tier, so you can try it without paying. WorkOS starts at $125/one-time per connection.
What is Tuta best used for?
Tuta is most often used for private encrypted email communication, users valuing end-to-end encryption and zero-knowledge architecture, individuals seeking open-source email clients, organizations requiring quantum-resistant encryption. Of those, private encrypted email communication and users valuing end-to-end encryption and zero-knowledge architecture are not what WorkOS is typically brought in for.

Answered from the vendors’ own pages

Tuta: 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.

Source
WorkOS: How quickly can I implement WorkOS SSO?

Developers can implement single sign-on in minutes instead of months. Multiple customers report setting up SSO in less than a week, with WorkOS handling the complexity of SAML and OIDC protocols.

Source
Tuta: 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.

Source
WorkOS: What SDKs does WorkOS provide?

WorkOS offers SDKs for Node.js, Python, Ruby, Go, PHP, Java, and .NET.

Source
Tuta: 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.

Source
WorkOS: Does WorkOS support SCIM provisioning?

Yes. WorkOS supports SCIM provisioning integration with systems like Okta and Entra ID for automated user management.

Source
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