Input length
0
Output length
0
Base64
About this tool
What is the Base64 Encoder & Decoder?
The Wansify Base64 Encoder & Decoder converts text to Base64 and Base64 back to text in your browser. It supports UTF-8, live encode/decode, and small files as data URLs where practical.
How to use it
- 1Paste text to encode, or Base64 to decode.
- 2Choose Encode or Decode. Encoding updates live as you type.
- 3Optionally load a small file to get a Base64 or data-URL string.
- 4Copy the result.
Features
- Encode text to Base64 with UTF-8 support
- Decode Base64 to text with clear error messages
- Live encode and decode as you type
- Encode small files to Base64 or data URLs
- Copy input or output in one click
- Runs entirely in your browser
FAQ
Common questions about the Base64 Encoder & Decoder
What is Base64 encoding?
Base64 turns binary or text into a safe ASCII string using A–Z, a–z, 0–9, +, and /. It is common in data URLs, email attachments, and APIs.
Does this support UTF-8 and emoji?
Yes. Text is encoded and decoded as UTF-8, so non-English characters and emoji round-trip correctly.
Is my text uploaded to a server?
No. The tool runs entirely in your browser, so nothing you enter or upload is sent to a Wansify server.
Is the Base64 encoder free?
Yes. It is free to use with no sign-up.
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