reading time calculator words per minute speech time calculator readability score Flesch-Kincaid

Know exactly how long your content takes to read

Paste any text to get reading time, speaking time, and a Flesch-Kincaid readability score — in one place, instantly.

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Reading & writing guides

Everything you need to know about reading speed and readability

Data-backed guides for bloggers, content marketers, students, and public speakers.

Reading speed

What is the average reading speed?

The most commonly cited figure is 238 WPM for adults — but it varies significantly by content type, reader background, and purpose. Here's the full breakdown.

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Reading by age

Words per minute by age and grade level

From 80 WPM in 2nd grade to 250+ WPM as an adult — reading speed grows steadily through school. See the full table from 1st grade through college.

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Readability

What is a good readability score?

For most web content, a Flesch Reading Ease of 60–70 is the sweet spot. But it depends on your audience. Here's the full Flesch-Kincaid scale explained.

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Content strategy

How long should a blog post be?

1,500–2,500 words is the most commonly recommended range for SEO. But the right length depends heavily on your post type, keyword, and audience. Here's the data.

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Why WordWise gives a more complete answer

Most tools do one thing. WordWise does three.

Three reading speeds

Slow (150 WPM), average (238 WPM), and fast (320 WPM) — not just a single estimate that may not match your audience.

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Speaking time included

Keynote, presentation, and conversational paces — paste a speech draft and see exactly how long it runs at each speed.

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Readability score

Flesch Reading Ease and Flesch-Kincaid grade level calculated from the actual text — with audience-specific benchmarks.

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Blog-ready copy button

One click copies the formatted "4 min read" string — ready to paste into your blog header, Substack post, or newsletter.

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100% private

All analysis runs in your browser. No text is sent to any server — paste confidential drafts without worry.

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Audience selector

Switch between Web/Blog, Business, and Academic benchmarks to see whether your readability score is on target for your specific audience.