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Base64 Encoder & Decoder
What is Base64 Encoder & Decoder?
A Base64 encoder and decoder converts text to Base64 and back. Base64 represents data using letters, numbers and a few symbols, and is common in APIs and email. It is encoding, not encryption.
How Base64 Encoder & Decoder helps
- Handles Unicode text correctly
- Quick checks for API data
- Works privately in your browser
How to use Base64 Encoder & Decoder
- Paste or enter your input.
- Choose the options you need.
- Copy the result.
Example
Encoding “Hello” gives SGVsbG8=.
Frequently asked questions
Is Base64 secure?
No. Anyone can decode it, so never use it to hide secrets.
Why does the result end with =?
The equals sign is padding.
Does it support emoji?
Yes, text is handled as UTF-8.
Results are estimates and suggestions. Always review them before you use them.
Last updated October 7, 2026.