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Government · head to head

mySidewalk vs Nessus

mySidewalk logo

mySidewalk

Government

Community data dashboards for local government and public health, prewired to federal datasets

From
On request
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: mySidewalk it produces analysis and presentation rather than operational change, so the value has to be re argued at every renewal against services with more visible outputs.; Nessus nessus Professional is $4,790 for one year, with no free or low cost commercial tier
  • They diverge on capability: mySidewalk covers Prewired federal datasets, Nessus covers Vulnerability scanning.
  • Prices and features above were last checked on 31 August 2026.

Where they differ

Only the attributes on which mySidewalk and Nessus actually diverge.

Attributes where mySidewalk and Nessus differ
AttributemySidewalkNessus
Starting priceOn request$4790/year
Pricing modelquotesubscription
PlatformsWebDesktop, Api
CategoryGovernmentCybersecurity
FoundedUnknown2002

Identical on both: 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 mySidewalk

  • Prewired federal datasets
  • Margin of error handling
  • Custom geographies
  • Published dashboards
  • Local data integration
  • Report generation

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.

mySidewalk

  • A public health department producing a community health needs assessment on deadlinenot Nessus
  • A city applying for federal funding that requires demographic and disparity evidence for a service areanot Nessus
  • An agency that lost its only analyst who understood American Community Survey margins of errornot Nessus
  • A council wanting published neighbourhood indicator dashboards residents can browsenot Nessus

Nessus

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

Where each one falls short

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

mySidewalk

  • It produces analysis and presentation rather than operational change, so the value has to be re argued at every renewal against services with more visible outputs.
  • Budget frequently comes from a grant, which means the subscription is exposed when the grant cycle ends rather than being protected as core infrastructure.
  • The prewired datasets are American, so the platform has effectively no value outside United States federal statistical sources.
  • Analytical depth is bounded by what the platform exposes, so an agency with a genuine analyst will hit the ceiling and move to a statistical environment.
  • Small area estimates remain small area estimates, and presenting them as polished dashboards can lend unwarranted confidence to figures whose error bars overlap.

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

mySidewalk

On request
  • mySidewalk$undefined/year
    • Quoted annually by agency scope and dataset needs
    • Custom geography and local data integration work priced separately
    • No public price list, though agency contracts are public records

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 mySidewalk if

  • You need prewired federal datasets.
  • You also want margin of error handling.
mySidewalk review

Choose Nessus if

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

Questions people ask

Is mySidewalk or Nessus better?
Neither clearly leads. mySidewalk starts at On request and Nessus at $4790/year, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, mySidewalk or Nessus?
mySidewalk starts at On request and Nessus at $4790/year.
Does mySidewalk or Nessus run on more platforms?
mySidewalk runs on Web. Nessus runs on Desktop, Api.
What is mySidewalk best used for?
mySidewalk is most often used for a public health department producing a community health needs assessment on deadline, a city applying for federal funding that requires demographic and disparity evidence for a service area, an agency that lost its only analyst who understood american community survey margins of error, a council wanting published neighbourhood indicator dashboards residents can browse. Of those, a public health department producing a community health needs assessment on deadline and a city applying for federal funding that requires demographic and disparity evidence for a service area are not what Nessus is typically brought in for.
What can mySidewalk do that Nessus cannot?
mySidewalk covers Prewired federal datasets, Margin of error handling, Custom geographies, Published dashboards. Nessus covers Vulnerability scanning, Configuration auditing, Malware detection, Web application scanning.

Answered from the vendors’ own pages

mySidewalk: What problem does it actually solve?

Correct use of American Community Survey and federal health data for small geographies, which is difficult and is usually held by one person in an agency.

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
mySidewalk: Is it useful outside the United States?

No. Its value is the maintained pipeline into US federal statistical datasets.

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
mySidewalk: Who buys it?

Mostly public health departments and city planning or performance teams, often funded from a grant that requires the evidence it produces.

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
mySidewalk: Can we see comparable contract values?

Yes. Agency contracts are public records and appear in council and health board agenda materials.

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