Base64 Encode/Decode
Encode or decode strings in Base64
Output
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Free Online Base64 Encode/Decode
Encode any text to Base64 or decode a Base64 string back into readable text, directly in your browser. Unlike basic encoders, this one correctly handles accented characters and other special characters (UTF-8), avoiding common errors when encoding non-English text.
Why use Base64 Encode/Decode
- Encode and decode Base64 in the same place
- Correctly supports accented characters and other special characters (UTF-8)
- Copy the result to your clipboard with one click
- Everything happens in your browser — your text is never sent to a server
- Free, with no usage limit
How to use it in 3 steps
- 1
Choose encode or decode
Select the mode based on what you need to do.
- 2
Paste your text
Enter the text or Base64 string you want to process.
- 3
Copy the result
Copy the result to your clipboard with one click.
Questions about Base64 Encode/Decode
What is Base64?
It's a way of representing binary data or text using only 64 characters that are safe to transmit over the internet. It's widely used for embedding images in HTML/CSS or sending data in APIs.
Does this tool support accented characters?
Yes, it correctly encodes and decodes text with accents and other special characters (UTF-8), unlike basic encoders that only handle plain English characters.
Is Base64 an encryption or security method?
No, Base64 is just an encoding, not encryption — anyone can decode it easily. Don't use it to protect sensitive information.
Is my text sent to a server to encode it?
No, encoding and decoding happen entirely in your browser.
Is Base64 Encode/Decode free?
Yes, Base64 Encode/Decode from WebHerramientas is 100% free. No registration or subscription required. You can use it as many times as you need at no cost.
Is it safe to use Base64 Encode/Decode online?
Yes, all information is processed directly in your browser. We do not store or send your data to any external server.
Does Base64 Encode/Decode work on mobile?
Yes, the tool is fully responsive and works on any device: phone, tablet or computer with a modern browser.