Free Base64 Encoder

Encode text or files to Base64.

URL-safe (-_ instead of +/)…or encode a file

Your Base64 output will appear here.

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How to use the Base64 Encoder

1Type text or select a file.
2Copy the Base64 output.

Features

UTF-8 safe
URL-safe variant
File input support

Frequently Asked Questions

Is Base64 encryption?

No — it’s an encoding, trivially reversible. Never use it to protect secrets.

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About the Base64 Encoder

Encode text (UTF-8 safe) or small files to Base64 strings. The Base64 Encoder runs entirely in your browser — your data is processed locally and never uploaded to a server. Explore more Developer tools or browse all free online tools.