UTF-8 Base64 Encoder / Decoder
TEXT & DATA
UTF-8 Base64 Encoder / Decoder
Convert Unicode text to and from standard Base64. Encoding is not encryption.
UNDERSTAND YOUR RESULT
How it works
Convert Unicode text to and from standard Base64. Encoding is not encryption.
THE CALCULATIONUTF-8 bytes ↔ standard Base64
Using this calculator
Enter text or base64, action. UTF-8 bytes ↔ standard Base64.
What to keep in mind
Processing stays in this page. Inputs are not uploaded or saved. Text tools accept up to 50,000 characters.
Frequently asked questions
Are my entries saved?
No. Calculator inputs remain in the current page and are cleared when you reload or leave. The tools do not upload your entries.
Why are results rounded?
The display is rounded for readability. Calculations use unrounded intermediate values. An estimate should not be interpreted as an exact measurement.