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Cybersecurity · head to head

Aikido vs Keil MDK

Aikido logo

Aikido

Cybersecurity

Unified security platform automating vulnerability detection and fixing across development

From
Free
Free plan
Yes
Full reviewWebsite
Keil MDK logo

Keil MDK

Developer Tools

Microcontroller Development Kit for Arm-based devices

From
Free
Free plan
Yes
Full reviewWebsite

The short version

  • Each has a real cost: Aikido free plan includes fair-usage limits on repos and container images; Keil MDK pricing for Essential and Professional subscriptions not disclosed on primary site
  • Prices and features above were last checked on 29 August 2026.

Where they differ

Only the attributes on which Aikido and Keil MDK actually diverge.

Attributes where Aikido and Keil MDK differ
AttributeAikidoKeil MDK
Pricing modelSubscription with free tierfreemium
PlatformsWeb, CI/CD, IDEWeb
CategoryCybersecurityDeveloper Tools
Founded2022Unknown

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 Aikido

  • Static Application Security Testing (SAST)
  • Software Composition Analysis (SCA)
  • AutoFix
  • Secrets detection
  • Cloud Security Posture Management
  • AI-powered penetration testing
  • Device protection
  • False positive reduction

Only in Keil MDK

Nothing recorded that Aikido does not also cover.

What people use each for

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

Aikido

  • Developer-friendly security integrated into PR workflowsnot Keil MDK
  • Automated vulnerability remediation with context-aware alertsnot Keil MDK
  • Consolidation of fragmented security tools across development lifecyclenot Keil MDK
  • Cloud infrastructure security posture monitoringnot Keil MDK
  • Supply chain attack prevention and malware detectionnot Keil MDK

Keil MDK

  • Embedded software developmentnot Aikido
  • ARM microcontroller programmingnot Aikido
  • Professional development environmentsnot Aikido

Where each one falls short

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

Aikido

  • Free plan includes fair-usage limits on repos and container images
  • Pricing increases significantly with user and repository scale
  • Advanced features like penetration testing and VM scanning limited to higher tiers
  • Device protection limited to Development environments only
  • Requires multiple plan tiers for full platform coverage

Keil MDK

  • Pricing for Essential and Professional subscriptions not disclosed on primary site
  • Customers must contact Arm Developer Tools store for subscription rates

Pricing, plan by plan

Aikido

Free
  • DeveloperFree
    • Up to 2 users
    • Dependency scanning (SCA)
    • SAST and AI SAST
  • Pro$600/month
    • Up to 10 users
    • All Basic features
    • On-premise scanning
  • Advanced$600/month
    • Up to 10 users
    • All Pro features
    • Broker for internal apps
  • Enterprise$null/custom
    • Custom pricing for tailored modules
    • Dedicated account management
    • Custom SLAs

Keil MDK

Free

No published plan breakdown. See the Keil MDK review.

Which should you pick?

Choose Aikido if

  • You need static application security testing (sast).
  • You want to start without paying.
  • You work on Web, CI/CD, IDE.
  • You also want software composition analysis (sca).
Aikido review

Choose Keil MDK if

  • You want to start without paying.
Keil MDK review

Questions people ask

Is Aikido or Keil MDK better?
Neither clearly leads. Aikido starts at Free and Keil MDK at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Aikido or Keil MDK?
Aikido starts at Free and Keil MDK at Free.
Does Aikido or Keil MDK run on more platforms?
Aikido runs on Web, CI/CD, IDE. Keil MDK runs on Web.
Can I use Aikido for free?
Both have a free tier, so you can try either at no cost before committing.
What is Aikido best used for?
Aikido is most often used for developer-friendly security integrated into pr workflows, automated vulnerability remediation with context-aware alerts, consolidation of fragmented security tools across development lifecycle, cloud infrastructure security posture monitoring. Of those, developer-friendly security integrated into pr workflows and automated vulnerability remediation with context-aware alerts are not what Keil MDK is typically brought in for.
What can Aikido do that Keil MDK cannot?
Aikido covers Static Application Security Testing (SAST), Software Composition Analysis (SCA), AutoFix, Secrets detection.

Answered from the vendors’ own pages

Aikido: What is included in Aikido's free Developer plan?

The free Developer plan includes up to 2 users with SAST, SCA, secrets detection, cloud scanning, and license risk detection. Fair-usage limits apply: 10 repos, 2 container images, 1 domain, and 1 cloud account.

Source
Keil MDK: Does Keil MDK have a free version?

Yes, Keil MDK Community Edition is free for non-commercial projects. Essential and Professional editions are available as monthly or annual subscriptions.

Source
Aikido: What is AutoFix and how does it work?

AutoFix is Aikido's automated vulnerability remediation feature that identifies vulnerabilities and suggests or applies specific code fixes automatically, reducing manual remediation effort.

Source
Keil MDK: How much do Keil MDK paid editions cost?

Specific pricing for Essential and Professional editions is not published on the main site. Rates are available from the Arm Developer Tools store or by contacting Arm sales.

Source
Aikido: How many false positives does Aikido reduce?

Aikido reduces false positives by 99%, using AI-powered context awareness to filter noise and focus on vulnerabilities that present real business risk.

Source
Aikido: What integrations does Aikido support?

Aikido integrates with Jira, Linear, Slack, Teams, GitHub, GitLab, and other popular development tools to fit into existing workflows.

Source
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