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Security & Cybersecurity · head to head

Nessus vs ProtonVPN

Nessus logo

Nessus

Security & Cybersecurity

The most trusted vulnerability assessment solution

From
Free
Rated
-
Full reviewWebsite
ProtonVPN logo

ProtonVPN

Security & Cybersecurity

High-speed Swiss VPN that safeguards your privacy

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Nessus nessus Professional is $4,790 for one year, with no free or low cost commercial tier; ProtonVPN free plan limited to one device at a time
  • They diverge on capability: Nessus covers Vulnerability scanning, ProtonVPN covers No-logs policy.

Where they differ

Only the attributes on which Nessus and ProtonVPN actually diverge.

Attributes where Nessus and ProtonVPN differ
AttributeNessusProtonVPN
Pricing modelsubscriptionfreemium
PlatformsDesktop, ApiWindows, macOS, Linux, iOS, Android
Founded20022014

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated), category (Security & 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 Nessus

  • Vulnerability scanning
  • Configuration auditing
  • Malware detection
  • Web application scanning
  • Cloud scanning
  • Compliance checks
  • Patch auditing
  • Pre-built policies

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.

Nessus

  • Scanning hosts and applications for known vulnerabilities and misconfigurationsnot ProtonVPN
  • Running compliance and configuration audits against a defined scopenot ProtonVPN

ProtonVPN

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

Where each one falls short

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

Nessus

  • Nessus Professional is $4,790 for one year, with no free or low cost commercial tier
  • Multi year terms are the only discount route, at $9,330.95 for two years and $13,637.54 for three
  • It is a single user scanner, so team workflows mean migrating to another Tenable product
  • Tenable One vulnerability management is priced separately, starting at $3,500 a year for 100 assets

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

Nessus

Free
  • Nessus Essentials (Free)Free
    • 16 IP addresses
    • Vulnerability scanning
    • Configuration auditing
  • Nessus Professional$2990/year
    • Unlimited IPs
    • Compliance checks
    • Live results
  • Nessus Expert$5290/year
    • All Pro features
    • External attack surface
    • Cloud infrastructure scanning

ProtonVPN

Free

No published plan breakdown. See the ProtonVPN review.

Which should you pick?

Choose Nessus if

  • You need vulnerability scanning.
  • You want to start without paying.
  • You work on Desktop, Api.
  • You also want configuration auditing.
Nessus 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 Nessus or ProtonVPN better?
Neither clearly leads. Nessus starts at Free and ProtonVPN at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Nessus or ProtonVPN?
Nessus starts at Free and ProtonVPN at Free.
Does Nessus or ProtonVPN run on more platforms?
Nessus runs on Desktop, Api. ProtonVPN runs on Windows, macOS, Linux, iOS, Android.
Can I use Nessus for free?
Both have a free tier, so you can try either at no cost before committing.
What is Nessus best used for?
Nessus is most often used for scanning hosts and applications for known vulnerabilities and misconfigurations, running compliance and configuration audits against a defined scope. Of those, scanning hosts and applications for known vulnerabilities and misconfigurations and running compliance and configuration audits against a defined scope are not what ProtonVPN is typically brought in for.
What can Nessus do that ProtonVPN cannot?
Nessus covers Vulnerability scanning, Configuration auditing, Malware detection, Web application scanning. ProtonVPN covers No-logs policy, Secure Core, Kill Switch, DNS leak protection. Both handle Cloud deployment.
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