Base64 Encoder / Decoder

Encode text to Base64 or decode Base64 back to text. Everything runs in your browser — nothing is uploaded to any server.

➡️ Encode

⬅️ Decode

Text to encode

0 characters

Base64 output

Output: 0 bytes 📋 Copy

📁 Or upload a file

Choose File

✅ Runs entirely in browser 🔒 No data uploaded to server ⚡ Instant processing