Base64 Encoder
Encode any text into Base64 for use in data URLs, config files, headers and APIs. Unicode and emoji are handled correctly.
How to Use the Base64 Encoder
- 1
Paste your text into the left box.
- 2
The Base64 result appears on the right.
- 3
Copy the encoded value.
- 4
Decode it again any time with the Base64 Decoder.
Base64 Encoder Features
Unicode safe
Accented characters and emoji encode correctly using UTF-8.
Instant result
No button to press — the output follows your typing.
Large input
Whole config files can be pasted in.
Runs in your browser
Nothing is uploaded to a server, so your content stays on your device.
Free and unlimited
No account, no watermark and no daily limit.
Works on mobile
Large tap targets and layouts that fit a phone screen.