Base64 Encode/Decode

About Base64

Base64 encodes binary data for channels that allow ASCII only.
It uses 64 printable characters; '=' may be used for padding.
Commonly used in emails, small inline images, and auth protocols.
Base64 is not encryption and provides no confidentiality.

How to Use

What this tool does

Encodes/decodes Base64 text safely (UTF‑8 supported via escape/encodeURIComponent shim).

Steps

Enter text → Base64 Encode to get Base64.
Paste Base64 → Base64 Decode to restore.

Example

hello → aGVsbG8=

Notes

Base64 is not encryption and offers no security.
Very long strings will wrap in examples above.