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Mobile friendliness: beyond responsive layout
A layout that resizes is not enough. Viewport, permitted zoom, text size and horizontal overflow are each checked independently.
- Weight in the score
- 5/100
- checks in this category
- 10
Why it matters
Google indexes mobile-first: the mobile version is the one evaluated, not the desktop one. Horizontal overflow, text under 12 px or disabled zoom degrade the experience of most of your visitors — and that is the version the crawler judges.
The checks that run
The list below is the audit's own, generated from its catalogue — it follows the product rather than describing it from memory.
- No full-screen interstitial on load
- No fixed width greater than 480px
- Theme color declared
- apple-touch-icon declared
- Responsive images (srcset/picture)
- Zoom remains allowed on mobile
- Complete PWA manifest (name, icons, start_url, display)
- PWA manifest present
- Tables adapted to small screens
- Viewport configured with width=device-width
Check your site against these
A free scan runs these checks and those of the other 10 categories, and returns the detail of every failure with its fix.
Scan my site for freeOther categories
- Website security: what an audit actually checks
- Website performance: what an audit really measures
- Technical SEO audit: the foundations before the keywords
- Content quality: readability, structure and intent
- Design and accessibility: what can be measured objectively
- Visibility to generative AI (GEO)
- Tech stack: what your infrastructure gives away
- Business information: what a visitor looks for and cannot find
- Web analytics: knowing what happens on your site
- Performance budgets: thresholds, not impressions