Softwr

Cybersecurity · head to head

Acunetix vs GNAT Pro

Acunetix logo

Acunetix

Cybersecurity

Web application security testing made easy

From
On request
Free plan
No
Full reviewWebsite
GNAT Pro logo

GNAT Pro

Developer Tools

Software development environments and toolchains for Ada, C/C++ and Rust

From
On request
Free plan
No
Full reviewWebsite

The short version

  • Each has a real cost: Acunetix pricing available by quote only; no transparent pricing published online; GNAT Pro no pricing published on website; requires contacting AdaCore directly for quotes
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Acunetix and GNAT Pro actually diverge.

Attributes where Acunetix and GNAT Pro differ
AttributeAcunetixGNAT Pro
Pricing modelsubscriptionquote
PlatformsDesktop, Web, ApiWeb
CategoryCybersecurityDeveloper Tools
Founded2005Unknown

Identical on both: starting price (On request), 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 Acunetix

  • DAST scanning
  • IAST technology
  • AcuSensor
  • JavaScript security
  • SQL injection testing
  • XSS detection
  • OWASP Top 10
  • API security testing

Only in GNAT Pro

Nothing recorded that Acunetix does not also cover.

What people use each for

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

Acunetix

  • Scanning web applications for security vulnerabilitiesnot GNAT Pro
  • Testing APIs for exploitable weaknesses and threatsnot GNAT Pro
  • Automating dynamic application security testing (DAST)not GNAT Pro
  • Finding and validating security issues in production environmentsnot GNAT Pro

GNAT Pro

  • Building certified avionics software meeting DO-178B/C standardsnot Acunetix
  • Developing automotive embedded systems with ISO-26262 compliancenot Acunetix
  • Integrating Ada, C/C++, and Rust components in single codebasenot Acunetix
  • Managing software supply chain vulnerabilities and SBOMsnot Acunetix
  • Supporting long-lived software systems spanning decadesnot Acunetix

Where each one falls short

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

Acunetix

  • Pricing available by quote only; no transparent pricing published online
  • Requires per-application licenses for comprehensive coverage
  • Scanning speed and feature depth depend on subscription tier
  • Advanced features like API security testing may require higher-tier plans

GNAT Pro

  • No pricing published on website; requires contacting AdaCore directly for quotes
  • Vendor indicates per-user, per-year subscription model but does not disclose specific costs

Pricing, plan by plan

Acunetix

On request
  • StandardFree
    • Single user
    • 5 targets
    • Scheduled scans
  • PremiumFree
    • Multiple users
    • Unlimited targets
    • CI/CD integration
  • Acunetix 360Free
    • Enterprise features
    • SDLC integration
    • Custom workflows

GNAT Pro

On request

No published plan breakdown. See the GNAT Pro review.

Which should you pick?

Choose Acunetix if

  • You need dast scanning.
  • You work on Desktop, Web, Api.
  • You also want iast technology.
Acunetix review

Choose GNAT Pro if

Nothing in the data separates GNAT Pro from Acunetix on the points above - pick on price and on how each one feels to use.

GNAT Pro review

Questions people ask

Is Acunetix or GNAT Pro better?
Neither clearly leads. Acunetix starts at On request and GNAT Pro at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Acunetix or GNAT Pro?
Acunetix starts at On request and GNAT Pro at On request.
Does Acunetix or GNAT Pro run on more platforms?
Acunetix runs on Desktop, Web, Api. GNAT Pro runs on Web.
What is Acunetix best used for?
Acunetix is most often used for scanning web applications for security vulnerabilities, testing apis for exploitable weaknesses and threats, automating dynamic application security testing (dast), finding and validating security issues in production environments. Of those, scanning web applications for security vulnerabilities and testing apis for exploitable weaknesses and threats are not what GNAT Pro is typically brought in for.
What can Acunetix do that GNAT Pro cannot?
Acunetix covers DAST scanning, IAST technology, AcuSensor, JavaScript security.

Answered from the vendors’ own pages

Acunetix: How much does Invicti (formerly Acunetix) cost?

Invicti pricing is available by quote based on your organization's needs, application count, and required features. The platform offers 8x faster scanning compared to competitors and detects 99.98% of exploitable vulnerabilities. Contact Invicti sales for a custom pricing proposal.

Source
GNAT Pro: How much does GNAT Pro cost?

GNAT Pro pricing is not published on the website. Customers must request a pricing quote by contacting AdaCore directly or speaking with a GNAT Pro expert.

Source
GNAT Pro: What is GNAT Pro licensing model?

GNAT Pro is sold on a per-user, per-year basis with no license locks. Customers can request pricing for their specific needs.

Source
Share

Related pages

More on Acunetix

More on GNAT Pro

Keep looking

Other head to heads