Base64 Encode / Decode

Encode text or files to Base64 — or decode Base64 back to text. Runs entirely in your browser.

How to Use
  1. Choose a mode: Encode or Decode
  2. Paste text into the input area, or drop/browse for a file
  3. Output updates live — copy it or download the result
  4. For files, toggle "Data URI" to get a ready-to-use data: string

Note: All processing happens locally in your browser. No data leaves your device.

Drop a file to encode or

Any file type — images, PDFs, documents, etc.

Input (text)

Output (Base64)

Privacy

This tool runs entirely in your browser. No data is sent to any server.