Free Base64 Encoder & Decoder
Encode and decode Base64 strings instantly. Supports UTF-8 characters and URL-safe encoding.
Output will appear here...
About Base64 Encoding
Standard Base64
Uses A-Z, a-z, 0-9, +, / characters. May include = padding. Standard for most applications.
URL-Safe Base64
Replaces + with - and / with _. Removes padding. Safe for URLs and filenames.
About This Tool
This free online tool is part of BugBrain's developer toolkit. It runs entirely in your browser—no data is sent to any server, ensuring your information stays private and secure. Use it as many times as you need, completely free.