String Byte Size Calculator

Calculate the actual memory size of a string in bytes (UTF-8 encoding). Emojis and special characters often take more than 1 byte!

Bytes (UTF-8)

Characters (Length)

Kilobytes (KB)

What is the String Byte Size Calculator?

Calculate the actual memory size of a string in bytes (UTF-8 encoding). Emojis and special characters often take more than 1 byte!