Base64 Encoder & Decoder
Instantly convert text to and from Base64 format. Fully supports UTF-8 characters (like emojis and Chinese) and offers optional URL-safe encoding.
Tool Information
Understand Base64 variants and features
What is URL Safe Base64?
Standard Base64 contains characters like '+' and '/' which have special meanings in URLs and can cause routing errors. URL Safe mode replaces '+' with '-' and '/' with '_', and removes the trailing '=' padding, making the string safe to pass directly as a URL parameter.
UTF-8 & Emoji Support
Many native Base64 encoders fail when trying to encode multi-byte characters like Chinese text or emojis. This tool uses specialized encoding protocols to safely translate all UTF-8 characters into binary before converting them to Base64, ensuring zero data loss.
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