Free Online String Length Calculator
Count characters, words, lines, and more. Check if your text fits character limi...Count characters, words, lines, and more. Check if your text fits character limits for Twitter, SMS, and SEO.
Enter Text
Common Character Limits
Calculator Features
Why Use Free Online String Length Calculator?
Precise Character Count
Get exact character counts with and without spaces, plus byte size and grapheme count.
Character Limit Checks
Visual progress bars show how your text fits within Twitter, SMS, meta title, and meta description limits.
Detailed Statistics
See words, lines, sentences, paragraphs, bytes, and graphemes all in one view.
100% Private
All calculations happen in your browser. Your text is never sent to any server.
Common Uses for String Length Calculator
Social Media Posts
Ensure your tweets, posts, and messages fit within platform character limits.
SEO Optimization
Check meta titles (60 chars) and descriptions (160 chars) for search engine optimization.
Programming
Verify string lengths for database fields, API limits, and validation rules.
SMS Messages
Keep SMS messages within 160 characters to avoid splitting into multiple messages.
How It Works
Enter Your Text
Type or paste any text into the input area. The character count updates instantly.
Check Character Limits
See how your text compares to common limits like Twitter (280), SMS (160), and SEO meta tags.
View Detailed Stats
Review comprehensive statistics including grapheme count, byte size, and paragraph count.
Tips & Information
SEO Best Practices
Keep meta titles under 60 characters and meta descriptions under 160 characters for optimal search display.
Twitter Posts
Twitter allows 280 characters. Shorter tweets (under 100 chars) tend to get more engagement.
Emoji Length
Emojis may count as 2 characters in JavaScript. Use the grapheme count for accurate visual character counting.