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What is the Base64 Encoder / Decoder?
The Base64 Encoder / Decoder tool converts text to Base64 format and vice versa.
How to Use This Calculator
1
Enter the text.
2
Select 'encode' to convert text to Base64 string.
3
Select 'decode' to convert Base64 string back to text.
4
Click 'Calculate'.
Example Calculation
Text = 'Hello', Mode = 'encode'
SGVsbG8=
Frequently Asked Questions
Pro Tips
- Commonly used for embedding images in HTML or sending binary data over email.
- Output always ends with '=' padding characters if needed.