Text Size & Byte Counter
Text Size & Byte Counter
Measure any text in characters, words, and bytes. See the exact size in bytes, bits, and kilobytes as you type.
How to Use the Byte Counter
Type or paste your text and the tool instantly shows its length in characters, words, and lines, along with its exact size in bytes, bits, and kilobytes. It is perfect for checking message limits, payload sizes, and how much space a string will take up.
Why Bytes and Characters Differ
A character is not always one byte. Plain English letters take one byte each in UTF-8, but accented letters, symbols, and emojis can take two, three, or four bytes. That is why this tool counts real UTF-8 bytes, giving you the true size of your text rather than just the character count.
Frequently Asked Questions
What is the difference between characters and bytes?
Characters count the symbols you see, while bytes measure the storage they use. In UTF-8, simple letters are one byte but emojis and accented characters use more.
How many bytes are in a kilobyte?
One kilobyte is 1,024 bytes. The tool converts your text’s byte total into kilobytes automatically.
Why does my emoji count as several bytes?
Emojis and many special characters are encoded using multiple bytes in UTF-8, often four, even though they appear as a single character.
Is my text uploaded?
No. The counting happens entirely in your browser, so nothing you paste is stored or sent anywhere.