Free Online Base64 Encoder & Decoder

Encode and decode Base64 strings instantly with auto-detection. Perfect for API testing, data encoding, and development work - all for free, no registration required.

Auto-Detection
Text Encoding
Text Decoding
URL-Safe Base64
File Support
100% Private
Input Text
0 chars 0 bytes
Output Result
0 chars 0 bytes
Ready to encode/decode