Developer Tools
Free Base64 Encoder/Decoder
Encode text to Base64, or decode Base64 back to text — instantly, in your browser. Your data never touches any server.
Use Base64 Tool Free →What This Tool Does
- Encode any text (including Unicode, Arabic, Urdu, emoji) to Base64
- Decode Base64 strings back to readable text
- URL-Safe mode (RFC 4648) — uses
-and_instead of+and/ - Copy with one click — result goes straight to your clipboard
- Full UTF-8 support — works with every language and script
Why This Tool Is Different
Most Base64 tools send your data to a server for processing. This one doesn’t. Everything runs in your browser using native JavaScript. Your text never touches any server — not ours, not anyone else’s.
This matters when you’re encoding API keys, tokens, credentials, or any sensitive data. With this tool, that data physically cannot be intercepted because it never leaves your machine.
🔒
Fully Private
No data sent to servers
⚡
Instant
No waiting, works offline
🌍
Multilingual
EN, العربية, اردو & more
Try It Now — Free, No Login
No account needed. No data collected. Just paste, click, and copy.
Use Base64 Encoder/Decoder →