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Cybersecurity · head to head

Mimecast vs ProtonVPN

Mimecast logo

Mimecast

Cybersecurity

Email and collaboration security

From
$4/month
Rated
-
Full reviewWebsite
ProtonVPN logo

ProtonVPN

Cybersecurity

High-speed Swiss VPN that safeguards your privacy

From
Free
Rated
-
Full reviewWebsite

The short version

  • Only ProtonVPN has a free tier, so it costs nothing to try first.
  • Each has a real cost: Mimecast no pricing is published for any product or plan, and every route ends at a quote or demo request; ProtonVPN free plan limited to one device at a time
  • They diverge on capability: Mimecast covers Advanced threat detection, ProtonVPN covers No-logs policy.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Mimecast and ProtonVPN actually diverge.

Attributes where Mimecast and ProtonVPN differ
AttributeMimecastProtonVPN
Starting price$4/monthFree
Pricing modelsubscriptionfreemium
Free tierNoYes
PlatformsEmail, Cloud, CollaborationWindows, macOS, Linux, iOS, Android
Founded20032014

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 Mimecast

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

Only in ProtonVPN

  • No-logs policy
  • Secure Core
  • Kill Switch
  • DNS leak protection
  • Tor over VPN
  • Split tunneling
  • NetShield ad-blocker
  • VPN Accelerator

Both cover

  • Cloud deployment

What people use each for

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

Mimecast

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

ProtonVPN

  • Privacy-focused browsing without subscription costnot Mimecast
  • Multi-device protection with Plus plan supporting 10 devicesnot Mimecast
  • Integrated access to Proton email and cloud services via Unlimited plannot Mimecast

Where each one falls short

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

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

ProtonVPN

  • Free plan limited to one device at a time
  • Free plan restricted to 10 countries with random selection
  • Pricing amounts not clearly published; shown as variable

Pricing, plan by plan

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

ProtonVPN

Free

No published plan breakdown. See the ProtonVPN review.

Which should you pick?

Choose Mimecast if

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

Choose ProtonVPN if

  • You need no-logs policy.
  • You want to start without paying.
  • You work on Windows, macOS, Linux, iOS, Android.
  • You also want secure core.
ProtonVPN review

Questions people ask

Is Mimecast or ProtonVPN better?
Neither clearly leads. Mimecast starts at $4/month and ProtonVPN at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Mimecast or ProtonVPN?
ProtonVPN has a free tier; the other does not. Paid plans start at $4/month for Mimecast and Free for ProtonVPN.
Does Mimecast or ProtonVPN run on more platforms?
Mimecast runs on Email, Cloud, Collaboration. ProtonVPN runs on Windows, macOS, Linux, iOS, Android.
Can I use ProtonVPN for free?
Yes. ProtonVPN has a free tier, so you can try it without paying. Mimecast starts at $4/month.
What is Mimecast best used for?
Mimecast is most often used for email security filtering against phishing and targeted attacks, email archiving, continuity and compliance for organisations. Of those, email security filtering against phishing and targeted attacks and email archiving, continuity and compliance for organisations are not what ProtonVPN is typically brought in for.
What can Mimecast do that ProtonVPN cannot?
Mimecast covers Advanced threat detection, Secure sharing, Email encryption, Message tracking. ProtonVPN covers No-logs policy, Secure Core, Kill Switch, DNS leak protection. Both handle Cloud deployment.

Answered from the vendors’ own pages

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
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
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