String Encoder Decoder Tool

Input Text

Character Count: 0

Encoded Result

Character Count: 0

Instructions

How to Use

  • Select encoding type (Base64, URL, HTML, etc.)
  • Choose operation mode (encode or decode)
  • Enter text to process in the input box
  • Result will be automatically displayed in output box
  • Click copy or download button to save result

Features

  • Supports 8 common encoding formats
  • Real-time encoding/decoding processing
  • Supports file upload and download
  • One-click input/output swap
  • Character counting and format validation

Encoding Format Guide

Base64

Base64 encoding, commonly used for data transmission and storage

URL

URL encoding, used for web address parameter passing

HTML

HTML entity encoding, prevents XSS attacks

Unicode

Unicode encoding, displays Unicode values of characters

Hex

Hexadecimal encoding, converts each character to hexadecimal

Binary

Binary encoding, converts each character to binary

Morse

Morse code, classic telegraph encoding method

ROT13

ROT13 encoding, simple letter substitution encryption