Base64 Encoder/Decoder
Quickly encode text or files to Base64, or decode Base64 back to its original readable format.
100% Client-Side Privacy
All encoding, decoding, and file conversions occur purely in your browser memory. No data is ever transmitted to servers.
File & Image Data URI Support
Drag and drop images, SVGs, or documents to generate embeddable CSS/HTML data:image base64 strings with live previews.
Standard & URL-Safe Encoding
Toggle seamlessly between RFC 4648 standard base64 and URL-safe base64 (replacing + with - and / with _ without padding).
Frequently Asked Questions
What is Base64 encoding used for?
Is Base64 an encryption method?
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