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testcritic

DeepSource vs SonarQube

Feature checklists rarely decide anything. What decides it is the pricing metric, who has to write the tests, and which limitation you can live with.

Entry price

From $24 per user/month (Team, billed yearly)

Free tier

From $34 per month (SonarQube Cloud Team, up to 100k lines of code)

Free tier

What drives the bill

The metric that actually scales your invoice.

Team includes a $100 annual AI Review credit per user; Enterprise adds self-hosting and SSO on a quote.

SonarQube Cloud Team starts at $34/month for 100k lines of code and scales in LOC increments. Self-managed SonarQube Server (Developer, Enterprise, Data Center) is licensed per instance per year by lines of code, and SonarSource no longer publishes those figures — you have to ask sales. Branch and PR analysis requires a paid edition either way.

Free tier

Free for public repositories, with 1,000 PR reviews a month; 14-day trial plus AI Review credits on paid plans.

Community Build is free and self-hosted; SonarQube Cloud is free for public projects and for private projects up to 50k lines of code.

Open source

LGPL-3.0 (Community Build)

Self-hostable

No-code authoring

Languages

PythonJavaScriptTypeScriptGoJavaRubyPHPC#KotlinSwift
JavaJavaScriptTypeScriptPythonC#GoPHPRubyKotlinSwift

Platforms

WebAPI
WebAPIDesktop

Fits teams

Solo / side projectStartupScale-up / mid-market
StartupScale-up / mid-marketEnterprise

Adoption

Established

DeepSource · since 2019

Category standard

Sonar · since 2007

Strengths

  • Autofix commits remove the tedious half of acting on findings.
  • Low false-positive rate keeps developers engaged with the tool.
  • Cheap and quick to adopt.
  • Clean-as-you-code is the only quality-gate model that reliably works on legacy codebases.
  • Very broad language coverage from one tool and one gate.
  • Self-hosting satisfies organisations that cannot send source code externally.

Limitations

  • Narrower language coverage than SonarQube.
  • Smaller vendor with less enterprise governance tooling.
  • Autofix still needs review — it is not unattended.
  • Branch and pull-request analysis — the feature most teams actually need — is paid only.
  • Default rule sets are noisy until tuned to the team.
  • Self-hosted instances need real resources and maintenance.

Best for

Teams that want static analysis developers do not resent.

Polyglot organisations that need one quality gate across every repository.

All of these integrate with: GitHub, GitLab, Bitbucket.

Pricing last reviewed August 2026 and is indicative only — confirm on each vendor’s own page.