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Base64 Encoder / Decoder
Encode text to Base64 or decode Base64 to text.
How to Use the Base64 Encoder / Decoder
- Enter the text you want to encode or a Base64 string to decode.
- Click Encode to Base64 or Decode from Base64.
- Copy the result for use in your applications.
Formula & Method
Base64 encoding converts binary data to ASCII text using 64 characters (A-Z, a-z, 0-9, +, /). Each 3 bytes (24 bits) become 4 Base64 characters.
Examples
Try different values to see how this calculator handles various real-world scenarios.
Frequently Asked Questions
What is Base64 used for?
Encoding binary data as ASCII text for transmission over text-based protocols.
Can I encode images?
This tool handles text only; use a file-based encoder for images.
Is Base64 secure?
No, Base64 is encoding, not encryption. It is easily reversible.
People Also Ask
How accurate is this calculator?
Our calculators use standard mathematical formulas and provide accurate results.
Can I use this on my phone?
Yes, all tools are fully responsive and work on any device.