On-page SEO tools
Ten tools for the parts of a page that tell searchers and search engines what it's about: the title and description, the heading outline, where your keyword appears and how images are described.
On-Page SEO Tools
SEO Page Analyzer
Fetch a live URL and review status, tags, headings, links, images and schema in one report.
Live URL or pasted HTMLMeta Tag Analyzer
List every meta and link tag in a page's head, with length checks and advice.
Runs in your browserMeta Tag Generator
Write a clean set of title, description, robots, canonical and social tags.
Runs in your browserTitle Tag Checker
Check titles for pixel width, truncation, keyword position, brand and duplicates — in bulk.
Runs in your browserMeta Description Checker
Check descriptions for width, truncation, keyword use, quotes and duplicates — in bulk.
Runs in your browserSERP Snippet Preview
Preview a title, description and URL together as a search result on desktop or mobile.
Runs in your browserHeading Structure Analyzer
Map a page's H1–H6 outline and find missing H1s, skipped levels and empty headings.
Runs in your browserKeyword Density Checker
Measure how often chosen keywords appear, their density and where they first occur.
Runs in your browserKeyword Prominence Checker
See where a keyword appears in a page: title, H1, opening, subheadings, URL, alt text.
Runs in your browserImage Alt Text Checker
Find images with missing, empty or file-name alt text — plus size and lazy-loading.
Runs in your browser
Which tool to use
Start with the SEO Page Analyzer when you want one report on a live URL — it's the only on-page tool that fetches pages, and it points to the others when something needs a closer look.
- Writing tags: the Meta Tag Generator builds a clean set; the SERP Snippet Preview shows title and description together.
- Checking tags in bulk: the Title Tag Checker and Meta Description Checker take hundreds of lines from a crawl export.
- Inspecting a page's head: the Meta Tag Analyzer lists every tag in pasted HTML.
- Structure and keywords: the Heading Structure Analyzer, Keyword Prominence Checker and Keyword Density Checker.
- Images: the Image Alt Text Checker.
A quick on-page review
For a single important page, a sensible order is: analyse the live URL; fix anything blocking (noindex, wrong canonical, missing title); rewrite the title and description and preview them; check the heading outline reads like a table of contents; confirm the main keyword appears in the title, H1 and opening; then tidy alt text.
On-page work and links reinforce each other. A clear, well-structured page makes the relevance of links pointing to it obvious — which is why we review target pages before placing PBN backlinks or planning backlink packages. Our link relevance guide explains the connection.
Frequently asked questions
Do these tools need my URL?
Only the SEO Page Analyzer fetches pages. The others work with HTML or text you paste, processed in your browser.
Which on-page factors matter most?
Being indexable, having a clear and accurate title, and content that answers the query. Tags and structure help search engines and readers understand that content.
Do you give an on-page score?
No. We show what was found and what it suggests, because a single score hides which issues actually matter.