Base64

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Base64 is the universal format for binary-textual data coding - but manual conversion between text and Base64 is tedious. Our free Base64 decoder solves this problem in real time!

Base64 converter

Text ↔ Base64 Encoding/decoding

No data is saved - everything remains local in your browser

What can the Base64 converter do?

?️ Developer-friendlyClean code for API integrations

⚡ Lightning-fast conversionText ↔ Base64 in milliseconds

? Safety guaranteedNo server communication - everything locally in the browser

? Responsive designUse optimised for desktop & mobile

What is Base64 used for?

  1. E-mail attachments: Send binary data in text form
  2. Web DevelopmentEmbedding of images/CSS directly in HTML
  3. APIsSecure data transmission without encoding problems
  4. DatabasesSaving binary files in string fields

FAQ - Frequently asked questions

❓ Is the tool really free?
Yes, our Base64 decoder is and will remain 100% free of charge - without any hidden subscriptions.

❓ Does it work with special characters?
Absolutely! All UTF-8 characters (incl. emojis ?) are processed correctly.

❓ Can I integrate the tool into my app?
Simply use the open source code from GitHub for private/professional purposes.

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Christian

Expert in web development & online marketing with over 15 years of experience.
Developer & CEO of Trackboxx – the Google Analytics alternative.

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