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Head to head · 2026

Codacy vs Sonar

Pricing, free plans, ratings, features, pros and cons, side by side. Where one comes out ahead, we mark it.

Codacy

An AI Reviewer leaves instant, ready-to-commit fix suggestions on every Pull Request, and AI Guardrails enforce…

3.5Not listed

Visit Codacy (opens Codacy in a new tab)

Sonar

Autonomous agents review PRs and clear tech debt until your build passes - Gitar, Remediation, and…

3.8Free

Visit Sonar (opens Sonar in a new tab)

Who comes out ahead

Based only on the facts in our directory. The right pick still depends on the job you need done.

  • Lower starting price

    Not comparable

    Not comparable: Codacy does not list a price

  • Free plan

    Sonar

    Only Sonar has one

  • Higher rating

    Sonar

    3.5 against 3.8

  • Same job?

    Yes

    Both are Coding tools

Side by side

Compared onCodacySonar
Our rating3.53.8Better
Starts atNot listedFree
Free planNoYesBetter
CategoryCodingCoding
PlansSee pricingFree
Key features
  • AI Reviewer: instant AI code reviews with ready-to-commit fix suggestions
  • AI Guardrails enforce policy specifically on AI-generated code
  • Unified scanning - secret detection, SAST, SCA, infrastructure-as-code
  • Audit-ready compliance reporting (SOC2, ISO27001)
  • IDE and agent integration - VS Code, IntelliJ, Cursor, Claude, Gemini
  • Gitar - autonomous PR review that fixes issues until the build passes
  • Remediation Agent - background tech-debt cleanup with ready-to-merge PRs
  • Hunter Agent - AI security agent hunting logic flaws
  • Sonar Vortex - real-time AI context and verification during code generation
  • Measured 3.2% false positive rate; native Claude Code/Cursor/Devin/Copilot integrations
Pros
  • AI Guardrails address a genuinely current problem - governing AI-written code specifically
  • Consolidates several separate scanning tools into one platform
  • Free 14-day trial with no credit card required
  • Low measured false-positive rate makes autonomous fixes actually trustworthy to merge
  • Governs AI agents through a structured cycle (Guide/Verify/Solve), not ad hoc automation
  • Native integration with the coding-agent tools developers already use (Claude Code, Cursor, Devin)
Cons
  • Core scanning is rule-based/deterministic - the AI layer augments rather than replaces it
  • Specific pricing tiers aren't disclosed on the page
  • AI-suggested fixes still need a human review before merging, like any auto-fix tool
  • Full pricing isn't detailed on the homepage
  • Autonomous remediation still warrants spot-checking on critical codebases
  • 40+ language support doesn't guarantee equal depth of analysis across every one
CompanyCodacySonar (SonarSource)

Prices come from each vendor's pricing page, last checked 20260826. Check the vendor before you buy.

FAQ

Questions people ask

Is Codacy better than Sonar?

In our reviews Codacy scores 3.5 and Sonar scores 3.8. The better pick depends on the job. Codacy: An AI Reviewer leaves instant, ready-to-commit fix suggestions on every Pull Request, and AI Guardrails enforce your policies on AI-generated code - unified with secret scanning, SAST, and SCA. Sonar: Autonomous agents review PRs and clear tech debt until your build passes - Gitar, Remediation, and Hunter agents, measured at a 3.2% false positive rate.

Which is cheaper, Codacy or Sonar?

Codacy: see pricing. Sonar: free.

Do Codacy and Sonar have free plans?

Only Sonar has a free plan.

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