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Government · head to head

Mark43 vs Nessus

Mark43 logo

Mark43

Government

Modern Public Safety Software

From
$2000/month
Free plan
No
Full reviewWebsite
Nessus logo

Nessus

Cybersecurity

The most trusted vulnerability assessment solution

From
$4790/year
Free plan
No
Full reviewWebsite

The short version

  • Each has a real cost: Mark43 no published pricing on homepage; sales contact required for all cost details; Nessus nessus Professional is $4,790 for one year, with no free or low cost commercial tier
  • They diverge on capability: Mark43 covers Computer-Aided Dispatch, Nessus covers Vulnerability scanning.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Mark43 and Nessus actually diverge.

Attributes where Mark43 and Nessus differ
AttributeMark43Nessus
Starting price$2000/month$4790/year
PlatformsWeb, Ios, AndroidDesktop, Api
CategoryGovernmentCybersecurity
Founded20122002

Identical on both: pricing model (subscription), free tier (No), user rating (Not yet rated).

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 Mark43

  • Computer-Aided Dispatch
  • Records Management
  • Evidence Management
  • Analytics
  • Mobile
  • FBI CJIS
  • NCIC
  • State Systems

Only in Nessus

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

What people use each for

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

Mark43

  • Citizen Servicesnot Nessus
  • Records Managementnot Nessus
  • Public Safetynot Nessus
  • Civic Engagementnot Nessus

Nessus

  • Vulnerability scanning for individual practitionersnot Mark43
  • Enterprise vulnerability managementnot Mark43
  • Web application security assessmentsnot Mark43

Where each one falls short

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

Mark43

  • No published pricing on homepage; sales contact required for all cost details
  • Only reference to pricing is 'early bird pricing' for 2027 conference registration
  • No transparent pricing structure visible for public evaluation

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

Pricing, plan by plan

Mark43

$2000/month
  • Public Safety Suite$2000/month
    • CAD
    • RMS
    • Analytics

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

Which should you pick?

Choose Mark43 if

  • You need computer-aided dispatch.
  • You work on Web, Ios, Android.
  • You also want records management.
Mark43 review

Choose Nessus if

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

Questions people ask

Is Mark43 or Nessus better?
Neither clearly leads. Mark43 starts at $2000/month and Nessus at $4790/year, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Mark43 or Nessus?
Mark43 starts at $2000/month and Nessus at $4790/year.
Does Mark43 or Nessus run on more platforms?
Mark43 runs on Web, Ios, Android. Nessus runs on Desktop, Api.
What is Mark43 best used for?
Mark43 is most often used for citizen services, records management, public safety, civic engagement. Of those, citizen services and records management are not what Nessus is typically brought in for.
What can Mark43 do that Nessus cannot?
Mark43 covers Computer-Aided Dispatch, Records Management, Evidence Management, Analytics. Nessus covers Vulnerability scanning, Configuration auditing, Malware detection, Web application scanning.

Answered from the vendors’ own pages

Mark43: Does Mark43 publish pricing online?

No, Mark43 pricing is not published on the public website. The only pricing reference is early bird conference registration. Prospective customers must contact Mark43 through 'Book A Demo' or 'Let's Connect' for pricing consultation.

Source
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
Mark43: What payment methods or financing options does Mark43 offer?

No information about payment methods or financing options is disclosed on the public homepage. Pricing and payment details are handled through direct sales consultations.

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
Mark43: Are there volume discounts or specialized pricing for different agency sizes?

Mark43 website does not disclose any volume pricing, per-user costs, or specialized rates for agencies of different sizes. All pricing inquiries require direct contact with sales team.

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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