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Cybersecurity · head to head

Akeyless vs Mimecast

Akeyless logo

Akeyless

Cybersecurity

Runtime identity security at agentic scale

From
Free
Rated
-
Full reviewWebsite
Mimecast logo

Mimecast

Cybersecurity

Email and collaboration security

From
$4/month
Rated
-
Full reviewWebsite

The short version

  • Only Akeyless has a free tier, so it costs nothing to try first.
  • Each has a real cost: Akeyless pricing is usage-based and complex, requires sales consultation; Mimecast no pricing is published for any product or plan, and every route ends at a quote or demo request
  • They diverge on capability: Akeyless covers Secrets management, Mimecast covers Advanced threat detection.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Akeyless and Mimecast actually diverge.

Attributes where Akeyless and Mimecast differ
AttributeAkeylessMimecast
Starting priceFree$4/month
Pricing modelUsage-based pricing units that vary by product modulesubscription
Free tierYesNo
PlatformsCloud, Hybrid, On-PremisesEmail, Cloud, Collaboration
FoundedUnknown2003

Identical on both: 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 Akeyless

  • Secrets management
  • Machine identity
  • AI agent identity
  • Certificate management
  • Privileged access management
  • Multi-vault governance
  • Encryption and KMS
  • Password manager

Only in Mimecast

  • Advanced threat detection
  • Secure sharing
  • Email encryption
  • Message tracking
  • Email archiving
  • Legal hold
  • eDiscovery
  • Backup and recovery

What people use each for

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

Akeyless

  • Securing AI agents with dedicated identity trackingnot Mimecast
  • Managing machine-to-machine credentials at scalenot Mimecast
  • Automating PKI and certificate lifecyclenot Mimecast
  • Implementing just-in-time privileged accessnot Mimecast

Mimecast

  • Email security filtering against phishing and targeted attacksnot Akeyless
  • Email archiving, continuity and compliance for organisationsnot Akeyless

Where each one falls short

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

Akeyless

  • Pricing is usage-based and complex, requires sales consultation
  • Free tier is very limited with restricted access
  • No transparent pricing published for enterprise features
  • Pricing model varies significantly by product module

Mimecast

  • No pricing is published for any product or plan, and every route ends at a quote or demo request
  • The platform is split into separately sold products for email security, awareness training, data protection and governance
  • Collaboration threat protection, DMARC analysis, incident response and email archiving are all further add ons on top of those

Pricing, plan by plan

Akeyless

Free
  • FreeFree
    • Limited feature access
    • Restricted usage quotas
  • Enterprise$undefined/custom
    • Custom pricing based on usage
    • Unlimited resource quotas
    • Full feature access

Mimecast

$4/month
  • Defender$4/month
    • Per user
    • Threat protection
    • Impersonation prevention
  • Archive$3/month
    • Email archiving
    • Legal hold
    • Search & recall
  • Unified$6/month
    • All Defender features
    • All Archive features
    • Backup

Which should you pick?

Choose Akeyless if

  • You need secrets management.
  • You want to start without paying.
  • You work on Cloud, Hybrid, On-Premises.
  • You also want machine identity.
Akeyless review

Choose Mimecast if

  • You need advanced threat detection.
  • You work on Email, Cloud, Collaboration.
  • You also want secure sharing.
Mimecast review

Questions people ask

Is Akeyless or Mimecast better?
Neither clearly leads. Akeyless starts at Free and Mimecast at $4/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Akeyless or Mimecast?
Akeyless has a free tier; the other does not. Paid plans start at Free for Akeyless and $4/month for Mimecast.
Does Akeyless or Mimecast run on more platforms?
Akeyless runs on Cloud, Hybrid, On-Premises. Mimecast runs on Email, Cloud, Collaboration.
Can I use Akeyless for free?
Yes. Akeyless has a free tier, so you can try it without paying. Mimecast starts at $4/month.
What is Akeyless best used for?
Akeyless is most often used for securing ai agents with dedicated identity tracking, managing machine-to-machine credentials at scale, automating pki and certificate lifecycle, implementing just-in-time privileged access. Of those, securing ai agents with dedicated identity tracking and managing machine-to-machine credentials at scale are not what Mimecast is typically brought in for.
What can Akeyless do that Mimecast cannot?
Akeyless covers Secrets management, Machine identity, AI agent identity, Certificate management. Mimecast covers Advanced threat detection, Secure sharing, Email encryption, Message tracking.

Answered from the vendors’ own pages

Akeyless: What pricing model does Akeyless use?

Akeyless uses usage-based pricing units that vary by product. For example, Secrets Management is priced by clients, Certificate Management by managed certificates, Encryption by transactions, and PAM by users. Contact sales for a custom quote.

Source
Mimecast: How much does Mimecast cost?

Mimecast does not publish pricing on its website. Customers must request a custom quote by contacting the sales team at +1 617 393 7000 or using the Get a Quote button.

Source
Akeyless: Does Akeyless support hybrid deployment?

Yes, Akeyless offers Pure SaaS cloud-managed deployment and Hybrid SaaS with on-premise gateways and zero-knowledge encryption for sensitive environments.

Source
Mimecast: Is there a free trial of Mimecast?

Mimecast's trial and pricing options are not specified on the public website. Contact sales at +1 617 393 7000 or through their support portal at mimecastsupport.zendesk.com for trial availability.

Source
Akeyless: How does Akeyless handle AI agent identities?

Akeyless provides dedicated AI agent identity tracking with runtime access control, allowing organizations to manage AI agent access separately from human and machine identities.

Source
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