base64devencode

Base64 encode/decode

Encode text to base64 or decode base64 back to text.

Inputs

Mode

Input

Output

(no output yet)

Explanation

Use this tool to safely Base64-encode text (including UTF‑8) or decode Base64 back to readable text.

Use it when you need a fast, offline conversion/validation step during development or debugging.

Example input

Hello world

Example output

SGVsbG8lMjB3b3JsZA== (example)

FAQ

Why does decoding fail?

Most failures come from invalid Base64 (wrong padding/characters) or Base64URL vs Base64. Make sure you pasted standard Base64.