Is it safe for business and sensitive files?

Yes. This tool uses 100% local, client-side processing. Your files never leave your device and are never uploaded to our servers, ensuring absolute privacy.

Do I need to install an app or create an account?

No. There is zero installation required, no account needed, and no hidden subscriptions. It runs entirely inside your web browser instantly.

Will this work on my mobile phone?

Absolutely! The interface is fully optimized for iOS and Android web browsers, so you can process files or convert data on the go without an app.

Developer Tools

Base64 Tool (Local)

Encode or decode Base64 strings for debugging and data transfer. Processed 100% in-browser for maximum developer security.

base64 encode decode

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Convert plain text to and from Base64.

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Base64 Tool (Local)
Convert plain text to and from Base64.
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Decode JWT header, payload, and expiration data.
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Complete Guide

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