How to Encode & Decode Base64

Last updated: July 2026 • 5 min read

Base64 encoding converts binary data to ASCII text.

Features: Encode | Decode | Text and files | Full Unicode

Common Use Cases

Email: MIME encoding
Data URLs: Embed images in HTML
APIs: Transmit binary in JSON

Step-by-Step Guide

Step 1: Open Tool

Go to Developer Tools and select "Base64".

Step 2: Enter Data

Paste text or upload a file.

Step 3: Encode/Decode

Click encode or decode and copy result.

Ready to Encode?

Try Base64 Encoder

Related

JSON