Percentage Calculator
Calculate percentages, changes, proportions and discounts with step-by-step working.
Count words, characters, sentences, paragraphs, reading time and keyword density in real time.
| Top Keywords | Occurrences | Density |
|---|---|---|
| Start typing above to see keyword frequency and density. | ||
Inputs are processed locally in your browser. No data is sent to external servers.
Whether you are writing an academic paper, optimizing an SEO blog post, or staying within social media character limits (X/Twitter 280 chars, LinkedIn 3,000 chars, Meta Title 60 chars), real-time text metrics help keep your writing concise and balanced.
Reading time is estimated using the standard adult silent reading speed of 225 words per minute (wpm), while speaking time uses 130 wpm for clear presentation pacing.
Common English stop words (such as "the", "and", "to", "of", "in") are filtered out so you see meaningful topic keywords and their percentage density.