Using an authenticator app will help keep your company and personal data safe. Secure all of your devices with one simple and easy …

Duo Security offers solutions to protect organizations from identity threats. Explore Duo identity security, phishing-resistant MFA, and …

Make connecting easy with AI-powered video calls that enable collaboration and expression. Join a meeting now using the unique …

Learning with Duolingo is fun, and research shows that it works! With quick, bite-sized lessons, you’ll earn points and unlock new …

Duo Mobile works with Duo Security's two-factor authentication service to make logins more secure. The application generates …

Jul 14, 2026 · Download Google Duo - Duo is a one-to-one video calling mobile app for everyone – designed to be simple, reliable …

Google Duo was a proprietary voice over IP (VoIP) and videotelephony service released in 2016 by Google and merged into its …