Base64 Encoder / Decoder
Encode or decode text, files, and images — 100% in your browser
Input
Output
Encoded
Drop file here or click to upload
Any file type • Images will show preview
About This Tool
Free online Base64 encoder and decoder. Convert text, files, or images to Base64 and back. All processing happens in your browser — no uploads, no server, 100% private. Supports URL-safe mode and data URI generation for images.
Text encode/decode
File support
Image preview
URL-safe mode
100% private
No signup