Base64 Encoder & Decoder
Convert text strings to Base64 format or decode Base64 data instantly.
Free Base64 Encoder & Decoder Online
ToolVixo's Base64 Encoder & Decoder is a simple yet powerful online utility that converts text into Base64 representation and vice versa. Base64 encoding is widely used across web development, API communication, email headers, and data storage to transmit binary or text data safely over media designed for text.
Features
- Instant Base64 encoding with UTF-8 support
- Decode any valid Base64 string into plain text
- Handles special characters, symbols, and multi-line strings
- 100% Client-side conversion for complete privacy
- Free tool with no rate limits or login requirement
- Clean, responsive interface for mobile and desktop devices
Why Use ToolVixo Base64 Converter?
Base64 is an essential scheme for developers handling basic authentication headers, inline CSS/HTML images, API payload encoding, and data serialization. ToolVixo processes your data instantly inside your web browser without uploading anything to external servers.
Frequently Asked Questions
Is Base64 an encryption method?
No, Base64 is an encoding format designed for data transmission, not encryption. It can be easily decoded by anyone.
Is this tool safe to use with sensitive text?
Yes! The conversion happens entirely in your web browser using client-side JavaScript. No data is stored or logged.
What happens if I try to decode an invalid Base64 string?
The tool will detect formatting errors and notify you with an error message.
Does this tool support UTF-8 special characters?
Yes, our encoder properly supports full UTF-8 character sets including emojis and international scripts.