Base64 Encoder / Decoder
Encode and decode Base64 with full UTF-8 support.
SGVsbG8sIEF0aGFyIQ==
How it works
- Paste or type your input.
- Choose an option.
- Copy the result.
FAQ
What is Base64?
An encoding that represents binary data using 64 printable characters, used in emails, data URLs and APIs.
Is Base64 encryption?
No. Anyone can decode it; do not use it to protect secrets.
Why is my decode invalid?
The input contains characters outside the Base64 alphabet or has been truncated.