Base64 Encoder
Encode and decode Base64 strings quickly and safely. Full Unicode support (UTF-8). Everything runs in your browser — your data never leaves your device.
Text Input1 lines · 0 chars · 0 bytes
Base64 Output
About Base64
Base64 is a binary-to-text encoding scheme that represents binary data in an ASCII string format. It's commonly used to encode data for transmission over media that only support textual data, like email or JSON. This tool supports full UTF-8 including emojis and non-Latin characters.