Base64 Encoder & Decoder

Encode plain text to Base64 or decode Base64 back to readable text — instantly, client-side. Your data never leaves your browser.

What is Base64?

Base64 is an encoding scheme that converts binary data into a text format using 64 printable ASCII characters. It is commonly used to encode binary data in email attachments, store complex data in JSON, embed images directly in HTML or CSS, and transmit data in URLs without encoding issues.