Converters

Base64 Decoder

Decode Base64 strings to readable text. Handles standard Base64 input and shows clear errors for invalid payloads.

Example:

Input: SGVsbG8gV29ybGQ=

Output: Hello World

Frequently asked questions

Is this tool free?+

Yes. Every Utilio utility is free with no sign-up, usage limits, or paywalls.

Do you store my data?+

No. Processing happens entirely in your browser. Your input never leaves your device.

Can I use this tool offline?+

Yes. Once the page loads, most tools continue working without an internet connection.