Last updated on November 2nd, 2026 at 06:23 pm
SEO Content Analyser
By Digital Mansoor · 12+ years in SEO
Paste your draft and focus keyword. Get word count, keyword use, sentence length and a short list of fixes.
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- Scores a pasted draft or HTML on a checklist of on-page SEO checks.
- Checks word count, keyword use and density, first 100 words, H1, subheadings, alt text, links and sentence length.
- Works on drafts before you publish. It does not read live URLs.
- Rule-based and free: no AI, no signup, and nothing leaves your browser.
What is the SEO Content Analyser?
The SEO Content Analyser checks a draft against a set of common on-page rules and gives a score out of 100 with a pass or fix result for each check.
It is built for bloggers and SEO consultants who want a quick review before they publish.
How to use the free SEO Content Analyser
- Paste your draft: Paste text or HTML.
- Enter your keyword: Add the focus keyword.
- Run the analysis: Click the button.
- Fix items marked Fix: Each row has a short note.
- Run again: Re-check after your edits.
Example: input and output
A short draft on local SEO for dentists.
Results shown are from the live tool.
How the SEO Content Analyser helps your SEO work
- Catch missing H1s, headings or alt text before publishing.
- See keyword use in the first 100 words.
- Check average sentence length.
- Review drafts without a paid tool.
- Compare drafts between edits.
SEO Content Analyser compared with other free tools
I compared this with the content score checker on contentraptor.com, read from its page on 22 October 2026.
| Check | This tool | contentraptor.com |
|---|---|---|
| Input | Pasted text or HTML plus a keyword | A page URL plus a target keyword |
| Works on unpublished drafts | Yes | No: it takes a URL |
| Checks | Word count, keyword use and density, first 100 words, H1, headings, alt text, links, sentence length | 12 checks including title and meta description, internal and external links, worded as a 0 to 100 score |
| Title and meta checks | No: use the Meta Title and Description Checker | Yes |
| Signup | None | Not stated for the checker |
Where they are ahead: contentraptor.com checks the title and meta description and gives a weighted score. This tool checks the body content you paste and does not see your title tag.
Compared on 22 October 2026 by opening each tool and reading its page. Features can change.
What the SEO Content Analyser cannot do
- This tool scores your text with word counts and simple rules in your browser. It does not use AI, and the scores describe patterns in the text, not quality.
- The checks are rules of thumb, not Google rules. There is no official word count or keyword density.
- Keyword density in this tool counts every word in a multi-word keyword.
- It does not compare your page with what ranks.
- It does not check title, meta description, speed or backlinks.
Is my text or data sent anywhere?
Your draft is processed in your browser and is not sent to this site or any other server. The Save button keeps snapshots in your own browser storage. The share link puts your input in the part of the URL after the # sign, which browsers do not send to servers, but anyone you give the link to can read it.
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SEO Content Analyser FAQ
What does the SEO Content Analyser check?
Word count, keyword use and density, keyword in the first 100 words, one H1, keyword in a heading, subheadings, image alt text, links and sentence length.
Is there an ideal keyword density?
No. The tool flags density outside 0.3 to 2.5 percent as a rule of thumb, not a Google rule.
How many words should a post have?
There is no official minimum. Cover the topic fully.
Can it check a live URL?
No. Paste the text or HTML.
Does it use AI?
No. It uses rules in your browser.
Will a high score rank my page?
No. It shows whether basic on-page items are in place.
Is the SEO Content Analyser free?
Yes, it is free and needs no signup.
Want this done for your site?
Send your URL on WhatsApp and I will tell you what to fix first.
Need more than a free tool? See my on-page SEO consulting and content strategy consulting work.

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