Character Counter
Accurately count characters, letters, digits, whitespace, UTF-8 byte sizes, and monitor social media character constraints.
Live automatic count
0
Total Chars
0
No Spaces
0
Letters
0
Numbers
0
Spaces
0 B
UTF-8 Size
Social Media & Messaging Limits
X (Twitter) Post (280 max)
280 left
SMS Segments (160/part):
0 part (0/160)
Instagram Caption (2,200 max):
2200 left
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100% Local Browser Privacy
All computation happens right in your browser's JavaScript engine. No data is ever sent to any remote server.
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Instant Results
Zero network latency. Calculations and formatting are executed instantly with high cryptographic and mathematical precision.
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Works Offline
Once loaded, this tool can function completely offline with no active internet connection required.
Frequently Asked Questions
Why does UTF-8 byte count differ from character count?
Standard ASCII characters use 1 byte, while emojis and non-Latin scripts use 2 to 4 bytes per character.
What is an SMS segment?
Standard GSM-7 text messages allow 160 characters per SMS part.