Base64 Encoder / Decoder

About Base64

Base64 is an encoding scheme that converts binary data into ASCII text using 64 printable characters. It's widely used to transmit binary data over systems that handle text, like email or URLs.

Features:

• Encode any text string to Base64
• Decode Base64 back to plain text
• Encode files to Base64 data URIs
• URL-safe Base64 support
• Auto-detects encoding on paste
• 100% private — nothing leaves your browser

Common Use Cases