Checker Tools

5 free tools tagged with "checker"

Related:ReadabilityWritingText AnalysisScoreColourContrastAccessibilityDesign
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Text Tools

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Readability Score Checker

Check how easy your text is to read. Get Flesch Reading Ease, Flesch-Kincaid Grade Level, Gunning Fog, SMOG, and Coleman-Liau scores with improvement suggestions.

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Creative & Design

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Colour Contrast Checker

Check your text and background colour combinations against WCAG AA and AAA accessibility standards. Get contrast ratios and fix suggestions instantly.

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Date & Time

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Leap Year Checker

Check if any year is a leap year with explanation of the rule and a list of the next 10 upcoming leap years

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Maths & Science

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Prime Number Checker

Check if a number is prime, see its factors if composite, and find the next 10 prime numbers with list primes up to N

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Business

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Company Name Checker

Check company name availability against restricted words and naming rules with similar name suggestions

Explore our collection of 5 free checker tools. Each tool works directly in your browser with no sign-up required. From calculators and converters to generators and planners - find the right tool for your needs and get results instantly.