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Government · head to head

CivicPlus vs Tenable Nessus

CivicPlus logo

CivicPlus

Government

Civic Engagement Technology

From
On request
Free plan
No
Full reviewWebsite
Tenable Nessus logo

Tenable Nessus

Cybersecurity

Network vulnerability scanner

From
Free
Free plan
Yes
Full reviewWebsite

The short version

  • Only Tenable Nessus has a free tier, so it costs nothing to try first.
  • Each has a real cost: CivicPlus no public pricing tiers, rates, or cost information available; Tenable Nessus nessus Professional is $4,790 for one year, sold as an annual licence rather than a per scan or usage based fee
  • They diverge on capability: CivicPlus covers Government Websites, Tenable Nessus covers Network scanning.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which CivicPlus and Tenable Nessus actually diverge.

Attributes where CivicPlus and Tenable Nessus differ
AttributeCivicPlusTenable Nessus
Starting priceOn requestFree
Pricing modelquotesubscription
Free tierNoYes
PlatformsWeb, Ios, AndroidWindows, Linux, Macos, Cloud
CategoryGovernmentCybersecurity
Founded20012002

Identical on both: 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 CivicPlus

  • Government Websites
  • Agenda Management
  • Mass Notifications
  • Online Forms
  • Social Media Management
  • Facebook
  • Twitter
  • GovDelivery

Only in Tenable Nessus

  • Network scanning
  • Vulnerability detection
  • Configuration assessment
  • Malware detection
  • Compliance checking
  • Cloud security assessment
  • Mobile scanning
  • API access

What people use each for

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

CivicPlus

  • Municipal government softwarenot Tenable Nessus
  • City website managementnot Tenable Nessus
  • Recreation management for local governmentnot Tenable Nessus

Tenable Nessus

  • Vulnerability scanning of servers, network devices and web applicationsnot CivicPlus
  • Configuration and compliance auditing against hardening benchmarksnot CivicPlus
  • Point in time assessments by consultants and penetration testersnot CivicPlus

Where each one falls short

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

CivicPlus

  • No public pricing tiers, rates, or cost information available
  • Requires direct contact with sales team for pricing estimates
  • No free trial or freemium tier option listed

Tenable Nessus

  • Nessus Professional is $4,790 for one year, sold as an annual licence rather than a per scan or usage based fee
  • Support beyond the base entitlement costs an extra $400 per year for Advanced Support with 24x365 phone and chat access
  • The on demand training course is a separate $275 purchase for a single person for one year
  • Multi year discounts require paying for two or three years up front

Pricing, plan by plan

CivicPlus

On request

No published plan breakdown. See the CivicPlus review.

Tenable Nessus

Free
  • Nessus EssentialsFree
    • Up to 16 ips
    • Network scanning
    • Vulnerability assessment
  • Nessus Professional$2600/year
    • Unlimited targets
    • Enterprise features
    • Advanced analytics
  • Nessus Expert$5200/year
    • All Professional features
    • Cloud integration
    • Advanced reporting

Which should you pick?

Choose CivicPlus if

  • You need government websites.
  • You work on Web, Ios, Android.
  • You also want agenda management.
CivicPlus review

Choose Tenable Nessus if

  • You need network scanning.
  • You want to start without paying.
  • You work on Windows, Linux, Macos, Cloud.
  • You also want vulnerability detection.
Tenable Nessus review

Questions people ask

Is CivicPlus or Tenable Nessus better?
Neither clearly leads. CivicPlus starts at On request and Tenable Nessus at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, CivicPlus or Tenable Nessus?
Tenable Nessus has a free tier; the other does not. Paid plans start at On request for CivicPlus and Free for Tenable Nessus.
Does CivicPlus or Tenable Nessus run on more platforms?
CivicPlus runs on Web, Ios, Android. Tenable Nessus runs on Windows, Linux, Macos, Cloud.
Can I use Tenable Nessus for free?
Yes. Tenable Nessus has a free tier, so you can try it without paying. CivicPlus starts at On request.
What is CivicPlus best used for?
CivicPlus is most often used for municipal government software, city website management, recreation management for local government. Of those, municipal government software and city website management are not what Tenable Nessus is typically brought in for.
What can CivicPlus do that Tenable Nessus cannot?
CivicPlus covers Government Websites, Agenda Management, Mass Notifications, Online Forms. Tenable Nessus covers Network scanning, Vulnerability detection, Configuration assessment, Malware detection.

Answered from the vendors’ own pages

CivicPlus: What does CivicPlus cost?

CivicPlus uses a custom pricing model with no published rates. Interested organizations must fill out a form and speak with a technology strategist to receive a pricing estimate based on specific needs.

Source
Tenable Nessus: What are the three Nessus offerings?

Nessus Essentials is a free introductory offering for educators, students, and career starters, limited to 16 IPs for scanning. Nessus Professional is designed for consultants and SMBs, providing unlimited IT scans across any location. Nessus Expert is the premium offering extending Professional with web application scanning, infrastructure-as-code scanning, and external attack surface assessment up to 5 domains.

Source
CivicPlus: Does CivicPlus offer different pricing for different sized municipalities?

Yes, CivicPlus pricing is customized based on organization size and the specific products selected from their portfolio (websites, recreation management, utility billing, etc.).

Source
Tenable Nessus: What OS platforms does Nessus support?

Nessus runs on Debian/Kali Linux, Fedora, FreeBSD, Mac OS X, Red Hat/CentOS, SUSE Linux, Ubuntu, and various Windows versions including Server 2008, 2012, and Windows 7-10.

Source
CivicPlus: How do I request pricing from CivicPlus?

Visit civicplus.com/pricing to fill out a form or call 888-228-2233 to speak with a technology strategist about your municipality's requirements and receive a custom estimate.

Source
Tenable Nessus: Can I use Nessus to scan third-party networks as a consultant?

Yes, Tenable permits you to use Nessus to scan third-party networks. Nessus Professional is ideal for consultants.

Source
Tenable Nessus: Can Nessus perform PCI external scanning?

Yes, you can use Nessus Professional to perform external network scans as required by the PCI DSS 11.2.2 requirement.

Source
Tenable Nessus: What additional features does Nessus Expert provide?

Web application scanning, which is dynamic application security testing (DAST) providing comprehensive visibility and insight into web application security issues; scanning code repositories for vulnerabilities; and assessing external attack surface with subdomain discovery.

Source
Tenable Nessus: What support options exist for Nessus Professional?

Standard Support includes software upgrades, patches, plugin access, and 24x7 support via chat and community portal. Advanced Support adds 24x7 phone access and committed SLAs: P1 less than 2 hours, P2 less than 4 hours, P3 less than 12 hours, P4 less than 24 hours.

Source
Tenable Nessus: How frequently are Nessus plugins updated?

Nessus plugins are updated daily, based on when vendors and security research sites publish new vulnerabilities.

Source
Tenable Nessus: How does licensing work in virtual machine environments?

Whether you are using Nessus in a physical or a virtual environment, the IP addresses or hosts that you are scanning from must be licensed.

Source
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