Hit content targets
Keep copy within word, character, and title-length limits.
Text Validators
Text Validators validators
Check word counts, readability, and formatting rules without leaving your browser or risking data.
Word and character countsReadability gradingWhitespace and casing checks
Perfect for
- •Writers and editors
- •SEO teams
- •Support and documentation teams
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What you can validate
Common scenarios
Counters and readability tools for writers, marketers, and support teams.
Improve clarity
Run quick readability scores to tighten instructions and docs.
Pick a tool
Featured text validators validators
Browse the live tools below or request a new validator if you need something specific.
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Title Case Validator
Check if a title follows common title-case conventions (small words lowercased, others capitalized).
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Slug Validator
Validate URL slugs (lowercase, numbers, hyphens) to keep links clean and consistent.
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Keyword Density Validator
Analyze keyword frequency and density in text client-side.
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Stopword Density Validator
Measure stopword percentage to spot overly fluffy copy.
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Word Counter
Count words and characters instantly while drafting copy.
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Readability Checker
Estimate readability with Flesch Reading Ease.
Open validator →Why people trust us
Built for real-world validation
Counters and readability tools for writers, marketers, and support teams.
Immediate feedback
Counts and grades update as you type.
No logins
Ready-to-use in a pinch during editing sessions.
Relates to SEO
Links out to meta and URL validators for on-page checks.
Explore related categories
Hop to another topic to keep your project moving.