Length Fit
25 ptsYou get the full 25 points inside the ideal word range for the type you picked. Every word over or under costs points.
Free tool
Score any landing page headline, email subject line, ad, social post or blog title in seconds. Get judged. Get better.
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Type a headline above to see how it scores.
A headline analyzer scores your headline before you publish it, so you can fix weak wording while it still costs nothing. This free tool rates any headline from 0 to 100 on four things: whether its length suits where it will appear, the mix of emotional, power and uncommon words, clarity and structure, and readability. Then it tells you exactly what to change.
It works for landing page headlines, email subject lines, ad headlines, social posts and blog titles. Each type has its own ideal length, so pick the right one before you type.
Your score out of 100 is the sum of four parts worth 25 points each.
You get the full 25 points inside the ideal word range for the type you picked. Every word over or under costs points.
Mix emotional words that make people feel something, power words that push them to act, and uncommon words that make the headline specific. Aim for between one in ten and one in three of your words for each kind.
Proven headline shapes earn points: a number (“7 ways…”), a question, a “How to” opening, a colon that sets up a payoff, or an action verb like Get, Build or Grow up front.
Easy to read wins. Long, complicated words, ALL CAPS and more than one exclamation mark all cost points.
The ideal length depends on where your headline appears. These are the ranges the analyzer scores against.
| Headline type | Ideal words | Ideal characters | Why |
|---|---|---|---|
| Landing page headline | 6–12 | 40–70 | Enough room to name the outcome and who it is for, short enough to read in one glance. |
| Email subject line | 4–9 | 25–50 | Phones cut subject lines off at around 50 characters, so the hook has to come first. |
| Ad headline | 3–8 | 20–45 | Ad platforms give you very little space, and people scroll past ads fast. |
| Social post | 6–14 | 40–80 | Long enough to tell a mini story, short enough not to be cut off in the feed. |
| Blog title | 6–14 | 45–65 | Google shows roughly the first 60 characters of a title, so keep the key words early. |
The score checks the word range. The character range is a guide for how much space each channel gives you.
Real scores from this analyzer. Small changes make a big difference.
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Why it works: Leads with an action verb, adds a number, and says what the visitor gets.
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Why it works: Tells the reader what is in it for them, with a number and a reason to open now.
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Why it works: A “How to” promise, a specific number, and a colon that sets up the payoff.
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Why it works: Starts with a verb, adds urgency (“today”) and removes the biggest objection (“free”).
The analyzer colour-codes every word in your headline. Here is what each kind does.
Make the reader feel something: excitement, curiosity, even a little fear.
Nudge the reader to act now and promise a clear benefit.
The specific words about your topic and audience. They stop a headline sounding generic.
A high score gets you a strong candidate; real visitors pick the winner. Test your top two headlines with A/B testing on Leadpages, check your results with the free A/B test calculator, and pair your headline with a button that converts using the CTA generator. For more on writing copy that converts, read our guide to landing page copywriting and the copywriting articles on our blog.
A headline analyzer is a tool that scores a headline and tells you how to improve it. This one rates your headline from 0 to 100 on four things: whether the length suits where it will appear, the mix of emotional, power and uncommon words, clarity and structure, and readability. Then it gives you specific suggestions.
Yes. It is completely free with no signup and no limit on how many headlines you test. Your headlines are scored in your browser and are not sent to us.
80 or above is a headline people will click. 70 to 79 is solid but can be sharpened. Under 60 needs real work: try a number, a stronger verb or a clearer benefit. A high score is a good sign, not a guarantee, so test your best options with real visitors.
It depends on where it appears. Aim for 6 to 12 words on a landing page, 6 to 14 words for a blog title or social post, 4 to 9 words for an email subject line, and 3 to 8 words for an ad. Pick the headline type in the tool and it scores length against the right range.
Aim for 4 to 9 words and roughly 25 to 50 characters. Most phones cut subject lines off at around 50 characters, so put the most important words first. Choose “Email Subject” in the tool to check yours.
Power words like “secret”, “instant” and “exclusive” push the reader to act. Emotional words like “effortless”, “stunning” and “proven” make them feel something. One or two of each makes a headline stronger. Too many reads like spam.
Yes. Turn on A/B Compare to score two headlines side by side and see which one wins. To find out which one real visitors prefer, run an A/B test on a live landing page.
Roast Mode gives you the same score and suggestions, delivered with brutal honesty. It is the fun way to get feedback, and it is very shareable.
Next step
Build the page to go with it. Describe your campaign and Leadpages creates a landing page around your headline in seconds.