100% private · No tracking · No accounts
Free, open-source Chrome extension. Right-click a 2FA field and the code goes in. Your secrets stay on your device — no account, no servers, no tracking.
Trusted by 150,000+ people
4.7 · 174 ratings on Chrome Web Store
Works offline
No internet required
Your data stays private
Everything stays on your device
Open source
Anyone can read the code
Instant codes
Generated on your device
Most authenticators live on your phone. This one lives in the browser, where you actually sign in.
| 2FA Authenticator | Google Authenticator | Authy | Microsoft Authenticator | Proton Authenticator | |
|---|---|---|---|---|---|
| Where it runs | Chrome | Android, iOS | Android, iOS | Android, iOS | Android, iOS, Windows, Mac, Linux |
| Puts the code in the login field | |||||
| Open source | |||||
| No account or phone number | |||||
| Export your codes | |||||
| No ads or tracking | |||||
| Install for free | |||||
Compiled from each product's own documentation and store listings, August 2026. Something out of date? Tell us.
The menu item appears on text fields. Nothing else changes.
Generate a code without installingOptionally lock your codes behind a password. They are encrypted on your device, and a recovery code means a forgotten password never costs you your accounts.
Turn it on in the extension's settings, under “Password protection” — you get a recovery code to save.
Sort accounts into groups like Work or Personal and filter the list in one tap.
Give an account a group when you add or edit it, and the labels appear above the list.
Your secrets never leave your device. All TOTP codes are generated locally with no external servers.
Automatic local backups keep the last 7 days, so a mistake or a browser reset doesn't cost you your accounts.
Paste a whole list of otpauth:// links to move in, and export every account back out as the same plain links — the format other authenticators read.
Built-in time synchronization check ensures your codes are always accurate and valid.
Scan QR codes directly from your screen. No need for a phone camera — just click and add.
Works completely offline. No internet connection required to generate your 2FA codes.
Find your accounts instantly with built-in search. No scrolling through long lists.
Available in English, Spanish, Chinese, Russian, Japanese, and many more languages.
Missing something? We build from what people ask for. Feature requests
This extension is exactly what I needed. It’s incredibly fast and lightweight, making it super easy to grab my 2FA codes without having to reach for my phone every time.really outstanding and easy to use, love the suggest feature that shows you the current website code recommended at the top ❤️The 2FA Extension is a reliable and user-friendly tool that adds an extra layer of security to your online accounts. Its setup process is quick and straightforward, making it accessible even for beginners.Your accounts live only on your device. We have no servers and never receive your data.
By default your codes are stored unencrypted and are protected by your computer login and Chrome profile — the same as most authenticator extensions. For stronger protection, turn on password protection in Settings: your codes are then encrypted on your device, including the backups, and cannot be read without your password.
Yes! If you enable Chrome Sync:
Yes! Google Authenticator has an export feature:
If you already have the transfer link as text — it starts with otpauth-migration:// — skip the screenshot and paste it into Settings → "Paste links" instead.
If codes are rejected, the most common reason is time synchronization:
Join the 150,000+ people who already generate their codes here.
Add to Chrome — It's Free