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Code & Data Tool
Base64 Encoder Decoder
Encode text to Base64 or decode Base64 back to readable text.
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About this tool
What is Base64 Encoder Decoder?
Base64 Encoder Decoder converts text to Base64 and back. Base64 is an encoding, not encryption, and is used to carry data through systems that only handle text.
Useful when you need to
- Decode a Base64 string from an API
- Encode a short string for a data URL
- See how Base64 changes length
How to use
How to use Base64 Encoder Decoder
01 02 Choose Encode or Decode
Pick the action you need.
03 Run it
Read the output.
04 Copy
Copy the result.
Tips
Get better results
- Base64 is not secure. Anyone can decode it.
- Invalid Base64 will not decode, so check for missing padding or stray characters.
FAQ
Frequently asked questions
Is Base64 encryption?
No. It is only an encoding.
Is my text uploaded?
No.
Why does decoding fail?
The input may not be valid Base64.
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