Base64 Encoder/Decoder
Encode text to Base64 or decode Base64 back to plain text.
Output
How to use
- Pick encode or decode.
- Paste your input.
- Copy the result.
Frequently asked questions
- Is the Base64 Encoder/Decoder free to use?
- Yes. The Base64 Encoder/Decoder is 100% free, requires no signup or API key, and runs entirely in your browser.
- Does the Base64 Encoder/Decoder send my data to a server?
- No. All processing happens client-side in your browser — your input never leaves your device.
- How do I use the Base64 Encoder/Decoder?
- Pick encode or decode. Paste your input. Copy the result.
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