This is a list of the best WordPress two-factor authentication plugins.
1. Google Authenticator [free]
Google Authenticator is by far the best WordPress two-factor authentication plugin. It is completely free and you can use it for an unlimited amount of users.
2. Clef Two Factor Authentication [free + premium]
Clef Two Factor Authentication is my second favorite two-factor authentication plugin for WordPress. It currently has a 4.7 star rating with over 800,000+ active installs.
Any other good WordPress two-factor authentication plugins that we missed? Feel free to mention them below.