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ValidateHTML vs Perch

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

ValidateHTML compared with Perch
DetailValidateHTML logo ValidateHTMLPerch logo Perch
What it doesHTML validation API and free online validator for deployed pages A calm Mac app that runs your Claude Code sessions side by side and tells you which one needs you
StageNot given MVP
FoundedNot given Not given
Based inFR Not given
Pricing modelFreemium Free
PricingFree: unlimited validators and checkers, no account required, free site scans. Solo: 49 EUR per month including full site reports and monitoring of 1 site. Agency: 149 EUR per month including monitoring of 10 sites. Automatic fixes: from 3 EUR for 10 pages, 1 free fix daily without account. Full sit Not given
Key features
  • Accessibility (WCAG) validation with machine-detectable failures
  • HTML specification compliance checking
  • Meta tags and viewport validation
  • Open Graph checker
  • Page weight measurement and compression analysis
  • Single API endpoint with configurable checks
  • Single verdict field for build pipeline integration
  • Automatic AI-powered HTML fixes
  • Weekly site audits with change notifications
  • GitHub Actions integration
  • Dashboard grouped by whose move it is
  • Notifications only when a session, reviewer, or CI needs you
  • Chat view and the real Claude Code terminal
  • Automatic PR tracking across repos and worktrees
  • Deep focus mode
  • Sessions that keep running across restarts and updates
  • Import existing Claude Code sessions
  • Next steps with owners and status Claude keeps up to date
  • Works with GitHub, GitLab, Jira, and Azure Boards
What makes it different
  • One API call runs five checks on a single page fetch instead of five separate requests
  • Single boolean verdict for build pipelines to act on without parsing prose
  • False-positive filtering eliminates unreliable findings
  • Quality score based on issue variety, not count, capping best-practice impact
  • Free tools remain unlimited without account or daily limits
  • All data stays on your Mac with no account required
  • No tracking or analytics
  • Notarized by Apple with built-in privacy
  • Quiet until something needs you
  • Free beta with no pricing required
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)9 no change since last check1 no change since last check
Trust Flow (Majestic)100
Citation Flow (Majestic)3213
Referring domains (Majestic)12423

4 details filled in for both companies.

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