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Cybersecurity · head to head

Nessus vs RoboForm

Nessus logo

Nessus

Cybersecurity

The most trusted vulnerability assessment solution

From
$4790/year
Rated
-
Full reviewWebsite
RoboForm logo

RoboForm

Cybersecurity

Password manager and form filler

From
Free
Rated
-
Full reviewWebsite

The short version

  • Only RoboForm has a free tier, so it costs nothing to try first.
  • Each has a real cost: Nessus nessus Professional is $4,790 for one year, with no free or low cost commercial tier; RoboForm free plan is restricted to a single device; syncing across multiple devices requires the Premium plan
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Nessus and RoboForm actually diverge.

Attributes where Nessus and RoboForm differ
AttributeNessusRoboForm
Starting price$4790/yearFree
Pricing modelsubscriptionfreemium
Free tierNoYes
PlatformsDesktop, ApiWeb
Founded2002Unknown

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 Nessus

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

Only in RoboForm

Nothing recorded that Nessus does not also cover.

What people use each for

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

Nessus

  • Vulnerability scanning for individual practitionersnot RoboForm
  • Enterprise vulnerability managementnot RoboForm
  • Web application security assessmentsnot RoboForm

RoboForm

  • Auto-filling passwords across multiple devices and websitesnot Nessus
  • Sharing family passwords securely with household membersnot Nessus
  • Receiving alerts when credentials appear in data breachesnot Nessus
  • Granting emergency access to trusted contacts for account recoverynot Nessus
  • Enforcing multi-factor authentication across online accountsnot 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

RoboForm

  • Free plan is restricted to a single device; syncing across multiple devices requires the Premium plan
  • Premium's advertised $2.49 per month rate is a first-year discount that renews at $29.88 per year
  • Family plan covers only up to 5 accounts and likewise renews at a higher $47.75 per year after the first-year discount

Pricing, plan by plan

Nessus

$4790/year
  • Nessus Professional$4790/year
    • 1 year license
    • Best for individual security professionals
  • Nessus Professional 2-Year$9330.95/2 years
    • 2 year license with discounted rate vs. annual
  • Nessus Professional 3-Year$13637.54/3 years
    • 3 year license with discounted rate vs. annual
  • Nessus Expert$6790/year
    • 1 year license
    • Enhanced capabilities vs. Professional

RoboForm

Free
  • FreeFree
    • Unlimited passwords on single device
    • Advanced 2FA
    • Password breach monitoring 5 emails
  • Premium$2.49/month
    • Billed annually
    • All Free features
    • Unlimited devices
  • Family$3.98/month
    • Billed annually
    • Up to 5 Premium accounts
    • 30-day money-back guarantee

Which should you pick?

Choose Nessus if

  • You need vulnerability scanning.
  • You work on Desktop, Api.
  • You also want configuration auditing.
Nessus review

Choose RoboForm if

  • You want to start without paying.
RoboForm review

Questions people ask

Is Nessus or RoboForm better?
Neither clearly leads. Nessus starts at $4790/year and RoboForm at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Nessus or RoboForm?
RoboForm has a free tier; the other does not. Paid plans start at $4790/year for Nessus and Free for RoboForm.
Does Nessus or RoboForm run on more platforms?
Nessus runs on Desktop, Api. RoboForm runs on Web.
Can I use RoboForm for free?
Yes. RoboForm has a free tier, so you can try it without paying. Nessus starts at $4790/year.
What is Nessus best used for?
Nessus is most often used for vulnerability scanning for individual practitioners, enterprise vulnerability management, web application security assessments. Of those, vulnerability scanning for individual practitioners and enterprise vulnerability management are not what RoboForm is typically brought in for.
What can Nessus do that RoboForm cannot?
Nessus covers Vulnerability scanning, Configuration auditing, Malware detection, Web application scanning.

Answered from the vendors’ own pages

Nessus: What is the cheapest Nessus option?

Nessus Professional starts at $4,790 per year for a 1-year license. Multi-year commitments offer discounts, with 2-year licenses at $9,330.95 and 3-year licenses at $13,637.54.

Source
RoboForm: How much does RoboForm cost?

Premium plan is $2.49 per month when billed annually ($29.88/year renewal rate). Family plan supports up to 5 Premium accounts at $3.98 per month annual. Free plan is available with basic password management.

Source
Nessus: What is the difference between Nessus Professional and Expert?

Nessus Expert costs $6,790 per year for a 1-year license (compared to $4,790 for Professional) and includes enhanced capabilities. Multi-year rates are available at discounted prices.

Source
RoboForm: Is there a money-back guarantee?

Yes, RoboForm offers a 30-day money-back guarantee on all paid plans.

Source
Nessus: Does Nessus offer optional support or training?

Yes, Nessus offers add-on services: Advanced Support at $400/year provides 24x365 access to phone, email, community, and chat support. On-Demand Training costs $275/year for Fundamentals course access or $385/year for both Fundamentals and Advanced courses.

Source
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