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2FA Authenticator

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Comparisons and answers about two-factor authentication on a computer, with a source for every claim and the date it was checked.

Updated September 28, 2026Best authenticator extensions for Chrome (2026)Seven Chrome extensions that give you 2FA codes, compared on users, rating, price, open source and whether you need an account or a phone. Numbers from the Chrome Web Store.Read article
Updated September 28, 2026Authy desktop alternative: where to get 2FA codes on a computer nowAuthy's desktop apps shut down on March 19, 2024 and Authy has no export. Free replacements for Windows, macOS, Linux and Chrome compared, and how to move your accounts over.Read article
Updated September 28, 2026Google Authenticator for Chrome: there is no official extension. Here is what worksGoogle makes Google Authenticator only for Android and iPhone. How to get the same 2FA codes in Chrome, and how to move your accounts over with Google's own export QR code.Read article