Affiliate disclosure: This post contains affiliate links. If you buy through them I earn a commission at no extra cost to you. As an Amazon Associate I earn from qualifying purchases.
Count words, characters, sentences, and paragraphs instantly as you type with this free online word counter. Get real-time reading time, speaking time, and keyword density analysis — perfect for blog posts, essays, social media, and SEO.
TL;DR: This free browser-based word counter analyzes your text in real time — showing word count, character count, sentence count, reading time, speaking time, and keyword density. No signup or data upload required.
On this page
- How to Use
- Top Keywords:
- Why Word Count Matters
- Ideal Word Counts by Content Type
- Reading Time Benchmarks
- Keyword Density for SEO
- Privacy
- Recommended Reading
- More Free Developer Tools
- Frequently Asked Questions
- How accurate is the reading time estimate?
- Does the tool store or transmit my text?
- What counts as a ‘word’ in the word counter?
- Can I use this for SEO keyword density analysis?
- References
How to Use#
- Type or paste your text into the editor below
- All stats update in real-time as you type
- Check the Top Keywords section for keyword density analysis
- Reading time assumes 238 wpm; speaking time assumes 150 wpm
Top Keywords:#
Why Word Count Matters#
Whether you’re writing a blog post, essay, tweet, or product description, word count affects readability, SEO ranking, and audience engagement.
Ideal Word Counts by Content Type#
- Tweet / X post — 280 characters max (40–70 chars optimal)
- Email subject line — 6–10 words (41 characters optimal)
- Blog post (SEO) — 1,500–2,500 words for ranking
- Long-form article — 3,000–7,000 words for thorough guides
- College essay — 500–650 words (Common App)
- LinkedIn post — 1,200–1,500 characters for engagement
- Instagram caption — 138–150 characters for readability
Reading Time Benchmarks#
- Average reading speed: 238 words per minute
- Average speaking speed: 150 words per minute
- Medium.com displays reading time on every article — it keeps readers engaged
- Posts showing 7–8 min reading time get the most engagement
Keyword Density for SEO#
The keyword density analyzer helps you check if your target keywords appear naturally. General guidelines:
- 1–2% keyword density is optimal for primary keywords
- Below 0.5% may be too thin for ranking
- Above 3% risks appearing as keyword stuffing
- Use LSI keywords (related terms) for natural language signals
Privacy#
Your text is analyzed entirely in your browser. Nothing is sent to any server. Safe for drafting confidential content, academic work, or sensitive documents.
Recommended Reading#
Sharpen your writing with these essential guides:
- On Writing Well — essential reading for clear, concise writing
- The Elements of Style — essential reading for essential writing rules
- Everybody Writes — essential reading for content marketing and blogging
More Free Developer Tools#
- Free JSON Formatter & Validator Online
- Free Base64 Encoder & Decoder Online
- Free Hash Generator
- Free URL Encoder & Decoder Online
- Free UUID Generator Online
Like these free tools? We build more every week. Follow our AI Tools Telegram channel for weekly picks of the best developer tools, or check out our Market Intelligence channel for AI-powered trading insights.
Frequently Asked Questions#
How accurate is the reading time estimate?#
The tool uses 238 words per minute, which is the average silent reading speed for adults based on research by Brysbaert (2019). Speaking time uses 150 WPM, a standard rate for presentations and public speaking.
Does the tool store or transmit my text?#
No. All processing happens entirely in your browser using JavaScript. Your text never leaves your device — there is no server-side component, no cookies, and no tracking.
What counts as a ‘word’ in the word counter?#
The tool splits text on whitespace boundaries and counts each non-empty token as a word. This matches how most word processors (Google Docs, Microsoft Word) count words.
Can I use this for SEO keyword density analysis?#
Yes. The keyword density section shows the frequency of each word and its percentage of total words. This helps you check whether target keywords appear at an appropriate density (typically 1–2%) without keyword stuffing.
References#
- MDN — String.prototype.split() — JavaScript string splitting reference used for word tokenization
- W3C — Web Content Accessibility Guidelines 2.1 — Accessibility standards for building inclusive web tools
- Brysbaert (2019) — How many words do we read per minute? — Research establishing the 238 WPM average adult reading speed