Sentence Counter
Count sentences, words, characters, and paragraphs. Get reading and speaking time estimates.
About This Tool
This sentence counter provides instant statistics as you type. All calculations are done in your browser — nothing is sent to a server.
- Count sentences by detecting . ! ? endings
- Word count via whitespace splitting
- Character count with and without spaces
- Paragraph count (double newline separated)
- Reading time at 200 words per minute
- Speaking time at 130 words per minute
- Unique word count (case-insensitive)
- Longest word detection
Common Use Cases
Blog Posts
Typical blog posts are 1,500–2,500 words. Use this tool to hit your target length.
Academic Writing
Check your essay or thesis word count against submission requirements.
Social Media
Twitter has a 280 character limit. Check your tweet length before posting.
Speeches
Speaking time estimate helps you plan presentations and avoid going over time.
❓ Frequently Asked Questions
How does it count sentences?
Sentences are detected by periods (.), exclamation marks (!), and question marks (?) followed by a space or end of text. Abbreviations like "Mr." may affect the count slightly.
How is reading time calculated?
Reading time is estimated at 200 words per minute (average adult reading speed). Speaking time uses 130 words per minute (average speaking pace).
Is this tool free?
Yes, 100% free. No account, no ads. All counting happens in your browser — your text is never uploaded.