Duo Mobile
Duo Security LLC
Duo Mobile works with Duo Security's two-factor authentication service to make logins more secure. The application generates passcodes for login and can receive push notifications for easy, one-tap authentication on your iPhone, iPad, or Apple Watch.
In-app purchases in United States
Items currently visible on Apple’s public App Store page. This may not be the complete App Store Connect catalog.
Source: Apple public App Store page · Publicly visible items only · Checked Aug 3, 2026
About Duo MobileStorefront description supplied by Apple.
Duo Mobile works with Duo Security's two-factor authentication service to make logins more secure. The application generates passcodes for login and can receive push notifications for easy, one-tap authentication on your iPhone, iPad, or Apple Watch.
Additionally, you can use Duo Mobile to manage two-factor authentication for other application and web services that make use of passcodes.
Note: For Duo accounts, Duo Mobile needs to be activated and linked to your account before it will work. You will receive an activation link as part of Duo's enrollment process. You may add third-party accounts at any time.
License agreements for third-party Open Source libraries used in Duo Mobile can be found at https://www.duosecurity.com/legal/open-source-licenses.
Frequently asked questions
Quick answers based on the latest observed App Store data.
How much does Duo Mobile cost in United States?
The latest observed download price is Free. Open the official App Store link to confirm the current checkout price.
Does Duo Mobile have in-app purchases?
Apple's public page currently shows 0 purchase items in this storefront. The public list may be incomplete.