Totp Gen

Generate RFC 6238 Time-based One-Time Password 2FA tokens and countdown timers online from secret keys with zero network tracking.

100% Client-Side / Offline Buy me a coffee
Input
Ready
Output
Ready

How It Works

Enter your Base32 secret key to generate standard 6-digit rolling Two-Factor Authentication (2FA) verification codes.

Frequently Asked Questions

Is my data private and secure?

Yes. All operations run 100% inside your local web browser runtime using client-side JavaScript. No text, tokens, code, or personal data are ever uploaded to an external server or cloud service.

Can I run this tool completely offline?

Yes. You can install the packaged Manifest V3 Chrome Extension version from GitHub or save this standalone HTML page locally to use without an internet connection.

Is this tool free and open source?

Yes, all tools are 100% free and licensed under the permissive MIT license. If this tool helped you solve an annoyance, you can support development at ko-fi.com/jju1s.