CRX id
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Description from extension meta
On‑page SEO audits: links, keywords, images, meta/social, sitemap, JSON‑LD. Runs locally; no data collection.
Image from store
Description from store
SerpLens is a lightweight Chrome extension that audits web pages for common on‑page SEO issues. Instantly analyze titles and descriptions, highlight broken links, review keyword density and readability, flag image SEO problems, and generate JSON‑LD schema—all without sending your data to external servers.
Everything runs locally in your browser. SerpLens only injects its content script on demand when you open the popup on an HTTP(S) page, keeping your browsing fast, private, and secure.
Who is it for?
- SEOs and content strategists
- Developers and QA testers
- Site owners and marketers
Key features
- All features are included for free
- Dashboard overview
- Title and meta description checks with best‑practice ranges
- Quick SEO score and one‑click Scan Page
- Links audit
- Highlight broken/redirecting links right on the page
- Same‑origin HTTP status checks (HEAD with GET fallback)
- Resolve redirect chains and final URLs via background worker
- Crawl several internal pages and export CSV
- Keywords & readability
- Keyword density with flags for low/high density
- Flesch Reading Ease score
- Related keyword suggestions
- Images audit
- Find missing/short alt text and oversize images (when size is available)
- Basic alt suggestions and CSV export
- Schema helpers
- Generate LocalBusiness JSON‑LD
- Generate FAQPage JSON‑LD
Latest reviews
- (2025-08-29) Newman Ezeibeli: Clean, simple, and powerful! SerpLens helps me spot SEO issues instantly and provides practical steps to improve rankings. Highly recommended.
- (2025-08-28) Dusan Ilic: This was the On-Page SEO plugin I had been looking for. The most comprehensive tool on the market!
- (2025-08-26) Jesse Tutt: Love it!