Technology · head to head
Aha! vs Tenable Nessus
The short version
- Only Tenable Nessus has a free tier, so it costs nothing to try first.
- Each has a real cost: Aha! sold as eight separate products rather than one subscription, so Roadmaps, Discovery, Ideas, Whiteboards, Builder, Develop, Teamwork and Knowledge are each priced per user; 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: Aha! covers Strategic roadmaps, Tenable Nessus covers Network scanning.
- Prices and features above were last checked on 30 August 2026.
Where they differ
Only the attributes on which Aha! and Tenable Nessus actually diverge.
| Attribute | Aha! | Tenable Nessus |
|---|---|---|
| Starting price | $59/month | Free |
| Pricing model | Unknown | subscription |
| Free tier | No | Yes |
| Platforms | Web | Windows, Linux, Macos, Cloud |
| Category | Technology | Cybersecurity |
| Founded | 2013 | 2002 |
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 Aha!
- Strategic roadmaps
- Release planning
- Idea management
- Requirements & user stories
- Visual workflows
- Gantt charts
- Pivot tables
- Custom scorecards
Only in Tenable Nessus
- Network scanning
- Vulnerability detection
- Configuration assessment
- Malware detection
- Compliance checking
- Cloud security assessment
- Mobile scanning
- API access
Both cover
- Jira
- GDPR
What people use each for
The jobs each tool is most often brought in to do.
Aha!
- Product roadmapping linked to strategy and goalsnot Tenable Nessus
- Collecting and scoring customer feedback through Ideasnot Tenable Nessus
- Customer research and interview analysis with Discoverynot Tenable Nessus
- Agile delivery tracking with Developnot Tenable Nessus
- Internal product documentation with Knowledgenot Tenable Nessus
Tenable Nessus
- Vulnerability scanning of servers, network devices and web applicationsnot Aha!
- Configuration and compliance auditing against hardening benchmarksnot Aha!
- Point in time assessments by consultants and penetration testersnot Aha!
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
Aha!
- Sold as eight separate products rather than one subscription, so Roadmaps, Discovery, Ideas, Whiteboards, Builder, Develop, Teamwork and Knowledge are each priced per user
- Roadmaps at $59 per user per month is expensive next to general project tools, and Discovery and Ideas add $39 each
- The Develop integration with Roadmaps requires the Enterprise or Enterprise+ tier
- Annual billing is by invoice only; monthly is card
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
Aha!
$59/month- Startup$29/month
- All premium features
- Discounted pricing for early-stage startups
- Premium$59/month
- Strategy setting
- Roadmap creation
- Feature prioritization
- Enterprise$undefined/month
- Unlimited reviewers and viewers
- Advanced features
- Enterprise+$undefined/month
- Everything in Enterprise plus workflow automation
- Capacity planning
- Concierge support
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 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.
Questions people ask
- Is Aha! or Tenable Nessus better?
- Neither clearly leads. Aha! starts at $59/month and Tenable Nessus at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, Aha! or Tenable Nessus?
- Tenable Nessus has a free tier; the other does not. Paid plans start at $59/month for Aha! and Free for Tenable Nessus.
- Does Aha! or Tenable Nessus run on more platforms?
- Aha! runs on Web. 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. Aha! starts at $59/month.
- What is Aha! best used for?
- Aha! is most often used for product roadmapping linked to strategy and goals, collecting and scoring customer feedback through ideas, customer research and interview analysis with discovery, agile delivery tracking with develop. Of those, product roadmapping linked to strategy and goals and collecting and scoring customer feedback through ideas are not what Tenable Nessus is typically brought in for.
- What can Aha! do that Tenable Nessus cannot?
- Aha! covers Strategic roadmaps, Release planning, Idea management, Requirements & user stories. Tenable Nessus covers Network scanning, Vulnerability detection, Configuration assessment, Malware detection. Both handle Jira, GDPR.
Answered from the vendors’ own pages
Aha!: Does Aha! have a free tier?
No. Aha! offers a 30-day free trial without requiring a credit card, but there is no permanent free plan. Pricing starts at $59/user/month for Aha! Roadmaps.
SourceTenable 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.
SourceAha!: How is Aha! pricing structured?
Aha! uses per-user billing. Premium plan charges all users equally regardless of permission level. Enterprise plans only charge for workspace owners and contributors, with unlimited reviewers and viewers at no additional cost.
SourceTenable 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.
SourceAha!: Can I use Aha! offline?
Aha! is a cloud-based SaaS platform with no offline mode mentioned in documentation. All features require internet connectivity to the cloud servers.
SourceTenable 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.
SourceAha!: What does Enterprise+ plan include?
Enterprise+ includes workflow automation, capacity planning, custom tables and calculations, advanced license management, account backup and export, anti-virus scanning, IP access control, and concierge white-glove support.
SourceTenable 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.
SourceAha!: How many integrations does Aha! support?
Aha! Roadmaps offers 40+ integrations including Jira, Azure DevOps, Slack, Salesforce, and Zendesk. Salesforce and Zendesk require additional add-on purchases.
SourceTenable 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.
SourceTenable 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.
SourceTenable Nessus: How frequently are Nessus plugins updated?
Nessus plugins are updated daily, based on when vendors and security research sites publish new vulnerabilities.
SourceTenable 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.
SourceRelated pages
More on Tenable Nessus
Other head to heads
- Aha! vs Productboard
- Aha! vs Canny
- Aha! vs Linear
- Aha! vs Greenhouse
- Aha! vs Postgres
- Aha! vs Okta
- Aha! vs Eclipse
- Aha! vs Whimsical
- Aha! vs Pendo
- Aha! vs GitLab
- Aha! vs GitHub
- Aha! vs Amplitude
- Aha! vs Coda
- Aha! vs Drift
- Aha! vs JetBrains IntelliJ IDEA
- Aha! vs LogRocket
- Aha! vs Neovim
- Aha! vs UptimeRobot
- Aha! vs 1Password
- Aha! vs Bitdefender Total Security
- Aha! vs Norton 360
- Aha! vs LastPass
- Aha! vs Fortinet FortiGate
- Aha! vs Darktrace
- Aha! vs Qualys VMDR
- Aha! vs Acunetix
- Aha! vs Rapid7 InsightVM
- Aha! vs Recorded Future
- Aha! vs Private Internet Access
- Aha! vs Microsoft Defender for Endpoint
- Aha! vs Unit21
- Aha! vs Veracode
- Aha! vs Very Good Security
- Aha! vs VIVOTEK VAST Security Station
- Aha! vs Windscribe
- Aha! vs Yoti
- Tenable Nessus vs Productboard
- Tenable Nessus vs Canny
- Tenable Nessus vs Linear
- Tenable Nessus vs Greenhouse
- Tenable Nessus vs Postgres
- Tenable Nessus vs Okta
- Tenable Nessus vs Eclipse
- Tenable Nessus vs Whimsical
- Tenable Nessus vs Pendo
- Tenable Nessus vs GitLab
- Tenable Nessus vs GitHub
- Tenable Nessus vs Amplitude
- Tenable Nessus vs Coda
- Tenable Nessus vs Drift
- Tenable Nessus vs JetBrains IntelliJ IDEA
- Tenable Nessus vs LogRocket
- Tenable Nessus vs Neovim
- Tenable Nessus vs UptimeRobot
- Tenable Nessus vs 1Password
- Tenable Nessus vs Bitdefender Total Security
- Tenable Nessus vs Norton 360
- Tenable Nessus vs LastPass
- Tenable Nessus vs Fortinet FortiGate
- Tenable Nessus vs Darktrace
- Tenable Nessus vs Qualys VMDR
- Tenable Nessus vs Acunetix
- Tenable Nessus vs Rapid7 InsightVM
- Tenable Nessus vs Recorded Future
- Tenable Nessus vs Private Internet Access
- Tenable Nessus vs Microsoft Defender for Endpoint
- Tenable Nessus vs Unit21
- Tenable Nessus vs Veracode
- Tenable Nessus vs Very Good Security
- Tenable Nessus vs VIVOTEK VAST Security Station
- Tenable Nessus vs Windscribe
- Tenable Nessus vs Yoti


