🔐 Base64 Encoder / Decoder
Encode text to Base64 or decode Base64 back to plain text. Instant, private, no data sent to servers.
Invalid Base64 input.
Base64 Output
What is Base64?
Base64 is an encoding scheme that converts binary data into ASCII text. It's commonly used to embed images in HTML/CSS, encode email attachments, and pass data safely through text-based systems.
100% Private
All encoding and decoding happens directly in your browser. No data is ever sent to a server.