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Government · head to head

Nextdoor for Government vs Tenable Nessus

Nextdoor for Government logo

Nextdoor for Government

Government

Connect with Your Community

From
Free
Free plan
Yes
Full reviewWebsite
Tenable Nessus logo

Tenable Nessus

Cybersecurity

Network vulnerability scanner

From
Free
Free plan
Yes
Full reviewWebsite

The short version

  • Each has a real cost: Nextdoor for Government reaches only the residents who already use Nextdoor, so coverage varies sharply by neighbourhood; 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: Nextdoor for Government covers Agency Posts, Tenable Nessus covers Network scanning.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Nextdoor for Government and Tenable Nessus actually diverge.

Attributes where Nextdoor for Government and Tenable Nessus differ
AttributeNextdoor for GovernmentTenable Nessus
Pricing modelfreemiumsubscription
PlatformsWeb, Ios, AndroidWindows, Linux, Macos, Cloud
CategoryGovernmentCybersecurity
Founded20082002

Identical on both: starting price (Free), free tier (Yes), 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 Nextdoor for Government

  • Agency Posts
  • Emergency Alerts
  • Community Polls
  • Event Promotion
  • Resident Engagement
  • Everbridge
  • AlertMedia
  • RSS Feeds

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.

Nextdoor for Government

  • Public agencies broadcasting local notices to residentsnot Tenable Nessus
  • Emergency and safety alerts to a defined areanot Tenable Nessus
  • Consulting neighbourhoods on local plansnot Tenable Nessus
  • Reaching residents who do not read council mailingsnot Tenable Nessus

Tenable Nessus

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

Where each one falls short

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

Nextdoor for Government

  • Reaches only the residents who already use Nextdoor, so coverage varies sharply by neighbourhood
  • Pricing is not published
  • An outreach channel on somebody else's network rather than a system an agency controls

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

Nextdoor for Government

Free
  • Free Agency AccountFree
    • Agency Posts
    • Emergency Alerts
    • Community Polls

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 Nextdoor for Government if

  • You need agency posts.
  • You want to start without paying.
  • You work on Web, Ios, Android.
  • You also want emergency alerts.
Nextdoor for Government 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 Nextdoor for Government or Tenable Nessus better?
Neither clearly leads. Nextdoor for Government starts at Free and Tenable Nessus at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Nextdoor for Government or Tenable Nessus?
Nextdoor for Government starts at Free and Tenable Nessus at Free.
Does Nextdoor for Government or Tenable Nessus run on more platforms?
Nextdoor for Government runs on Web, Ios, Android. Tenable Nessus runs on Windows, Linux, Macos, Cloud.
Can I use Nextdoor for Government for free?
Both have a free tier, so you can try either at no cost before committing.
What is Nextdoor for Government best used for?
Nextdoor for Government is most often used for public agencies broadcasting local notices to residents, emergency and safety alerts to a defined area, consulting neighbourhoods on local plans, reaching residents who do not read council mailings. Of those, public agencies broadcasting local notices to residents and emergency and safety alerts to a defined area are not what Tenable Nessus is typically brought in for.
What can Nextdoor for Government do that Tenable Nessus cannot?
Nextdoor for Government covers Agency Posts, Emergency Alerts, Community Polls, Event Promotion. Tenable Nessus covers Network scanning, Vulnerability detection, Configuration assessment, Malware detection.

Answered from the vendors’ own pages

Nextdoor for Government: What is the cost of Nextdoor for Government?

Nextdoor for Government pricing is not published on their website. Contact Nextdoor directly for government pricing information.

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
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
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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