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Cybersecurity · head to head

Acunetix vs Pieces for Developers

Acunetix logo

Acunetix

Cybersecurity

Web application security testing made easy

From
On request
Free plan
No
Full reviewWebsite
Pieces for Developers logo

Pieces for Developers

Developer Tools

AI-powered memory layer that captures and organizes developer work

From
Free
Free plan
Yes
Full reviewWebsite

The short version

  • Only Pieces for Developers has a free tier, so it costs nothing to try first.
  • Each has a real cost: Acunetix pricing available by quote only; no transparent pricing published online; Pieces for Developers requires installing and running a background desktop app rather than being purely cloud-based.
  • They diverge on capability: Acunetix covers DAST scanning, Pieces for Developers covers Activity Timeline.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Acunetix and Pieces for Developers actually diverge.

Attributes where Acunetix and Pieces for Developers differ
AttributeAcunetixPieces for Developers
Starting priceOn requestFree
Pricing modelsubscriptionfreemium
Free tierNoYes
PlatformsDesktop, Web, Apiwindows, mac, linux
CategoryCybersecurityDeveloper Tools
Founded20052018

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 Acunetix

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

Only in Pieces for Developers

  • Activity Timeline
  • Conversational Search
  • Artifact Generation
  • Cross-tool Integration
  • MCP Server
  • On-device Storage

What people use each for

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

Acunetix

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

Pieces for Developers

  • Recalling code snippets and context from earlier work sessionsnot Acunetix
  • Generating standup updates automatically from captured activitynot Acunetix
  • Feeding long-term memory into AI coding assistants via MCPnot Acunetix
  • Searching past research and meeting notes conversationallynot 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

Pieces for Developers

  • Requires installing and running a background desktop app rather than being purely cloud-based.
  • Free tier trial of Pro features requires a credit card and reverts after 7 days.
  • Local-first storage means memory is not automatically synced across multiple machines without Enterprise controls.
  • Effectiveness depends on the breadth of integrations enabled, which adds setup overhead.

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

Pieces for Developers

Free
  • FreeFree
    • Basic capture and search
    • 7-day trial of Pro features
  • Pro$18.99/month
    • Long-term on-device memory
    • Cross-app capture
    • Single-click summaries and recaps
  • Enterprise$22.99/month
    • All Pro features
    • Organization-wide capture and feature controls
    • Approved AI providers and custom API keys

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 Pieces for Developers if

  • You need activity timeline.
  • You want to start without paying.
  • You work on windows, mac, linux.
  • You also want conversational search.
Pieces for Developers review

Questions people ask

Is Acunetix or Pieces for Developers better?
Neither clearly leads. Acunetix starts at On request and Pieces for Developers at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Acunetix or Pieces for Developers?
Pieces for Developers has a free tier; the other does not. Paid plans start at On request for Acunetix and Free for Pieces for Developers.
Does Acunetix or Pieces for Developers run on more platforms?
Acunetix runs on Desktop, Web, Api. Pieces for Developers runs on windows, mac, linux.
Can I use Pieces for Developers for free?
Yes. Pieces for Developers has a free tier, so you can try it without paying. Acunetix starts at On request.
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 Pieces for Developers is typically brought in for.
What can Acunetix do that Pieces for Developers cannot?
Acunetix covers DAST scanning, IAST technology, AcuSensor, JavaScript security. Pieces for Developers covers Activity Timeline, Conversational Search, Artifact Generation, Cross-tool Integration.

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
Pieces for Developers: Does Pieces store my data in the cloud?

Pieces stores captured data on-device by default, giving users granular controls to pause, disable or delete captures rather than relying solely on cloud storage.

Source
Pieces for Developers: Is there a free plan for Pieces?

Pieces does not offer a permanently free plan; new users instead get a 7-day free trial on any plan, which requires a credit card to start.

Source
Pieces for Developers: What does the Pro plan cost?

Pro is $18.99 per month billed monthly, with roughly a 25% discount available when billed yearly.

Source
Pieces for Developers: What does the Enterprise plan add?

Enterprise costs $22.99 per month (or $69.99 per quarter) and adds organization-wide admin controls, approved AI providers, and governance over captured data.

Source
Pieces for Developers: Can I cancel my Pieces subscription?

Yes, users can upgrade, downgrade, or cancel anytime from account settings, and all plans include a 14-day money-back guarantee.

Source
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