Duo Mobile vs Authenticator App ⁸
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Duo Mobile
Enhance login security with two-factor authentication. Generate passcodes or use one-tap push notifications for seamless access to your accounts. Manage authentication for multiple applications and web services.
- Two-factor authentication
- Passcode generation
- Push notification authentication
- One-tap login
- Manage multiple accounts
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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.
Authenticator App ⁸
This app enhances password management and recall through memory-testing features and secure storage. It also provides two-factor authentication for an extra layer of online security.
- Password recall tests
- Secure password manager
- Two-factor authentication
- Organize passwords
- Enhance memory
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Did you know that, according to the Ebbinghaus Memory Curve, we lose about 70% of newly learned information within 24 hours if it is not reinforced? This is where Authenticator App comes in as your ultimate security app, specifically designed to enhance your password management and improve your ability to recall passwords effectively. With our powerful features, you can: Password Recall Test: Challenge your memory with engaging tests designed to strengthen your password recall skills. By regularly practicing, you can combat memory loss and ensure you have access to your accounts when needed. Password Manager: Securely store and organize all your passwords in one convenient place. Our intuitive interface makes retrieving your passwords effortless, so you'll never forget one again. Authenticator: Add an extra layer of protection with two-factor authentication for all your accounts. Increase your security and enjoy a safer online experience. Protect your digital identity and enhance your password security with Authenticator App! - Terms of Use: https://www.agilecodestudio.com/terms - Privacy Policy: https://www.agilecodestudio.com/privacy - Support: https://www.agilecodestudio.com/support
Screenshots
Verdict
The clearest difference is review sentiment: Duo Mobile at 68% against Authenticator App ⁸'s 25%. Duo Mobile also leads on in-app purchases (none vs 4) and update cadence (fortnightly vs every 4 months). Authenticator App ⁸'s advantage is iOS requirement (13.0 vs 17.0). On price, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Authenticator App ⁸ sells 4 in-app purchases, starting at $9.99 per 7 days. Duo Mobile asks for nothing beyond the download.
Duo Mobile holds the better App Store score, 4.9 against 4.6. That said, the two scores are not equally well evidenced: Duo Mobile has 2.3M ratings behind it against 898, so its average is the more settled of the two. Written reviews point the same way: 68% of Duo Mobile's written reviews are positive against 25% of Authenticator App ⁸'s.
Duo Mobile ships an update fortnightly, Authenticator App ⁸ every 4 months. The most recent releases landed on September 24, 2026 and September 23, 2026 respectively.
| Parameter | Duo Mobile | Authenticator App ⁸ |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (2.3M ratings) — better | 4.6 (898 ratings) |
| Positive reviews | 68.2% of reviews — better | 25.0% of reviews |
| Number of ratings | 2.3M — better | 898 |
| Update frequency | Fortnightly — better | Every 4 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Best chart rank | #19 — better | #99 |
| Devices | iPhone, iPad, Apple Watch — better | iPhone, iPod |
| Requires iOS | 17.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 46 MB | 39 MB |
| Age rating | 4+ | 17+ |
| Developer | Duo Security LLC | Secure Shield Tech |
Customer experience
Duo Mobile
Authenticator App ⁸
User reviews
Duo Mobile
From 2.3M App Store ratingsWhat we love
- 👍 Simple and easy to use
- 🔒 Provides an extra layer of security
- 🚀 Quick and convenient authentication
- 🔒 Secure login experience
- 👍 Straightforward and user-friendly
Room to improve
- 🐛 Unreliable notifications and push functionality
- 🐛 Compatibility issues when changing devices
- 🐛 Slow and frustrating authentication process
- 🐛 Confusing and non-intuitive user interface
- 🐛 Forced use of the app causing inconvenience
Authenticator App ⁸
From 898 App Store ratingsWhat we love
- 👍 Secure devices
- 😊 For security
- 👍 Good
- 👍 Best app on the hood
- 👍 Secure good devices
Room to improve
- 😠 Scam app
- 😠 Fake app
- 😠 Deceptive subscription
- 😠 Unnecessary paywalls
- 😠 Sneaky app
Bugs and requests
Duo Mobile
Reported bugs
5 issues- Notifications not working as expected
- App not recognizing new devices after replacement
- Authentication process getting stuck or timing out
- Inability to recover accounts after device changes
- Unexpected language changes in the app
Requested features
5 requests- Allow more control and customization for users
- Improve integration with other authentication methods
- Provide better support and guidance for new users
- Add an option to remember trusted devices
- Streamline the authentication flow for faster access
Authenticator App ⁸
Reported bugs
5 issues- App does not work
- Bugs
- Authenticator app doesn't work most of the time
- Login screen freezes
- Incompatible with older devices
Requested features
3 requests- Fix bugs
- Create something without bugs
- Allow use of existing Microsoft authenticator
In-app purchases
Duo Mobile
No in-app purchases
Authenticator App ⁸
- Authenticator 1 Week Premium$9.997 Days
- Authenticator 1 Week Premium3 Days trial$9.997 Days
- Authenticator 1 Year Premium$49.991 Year
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- Authenticator 1 Year Premium3 Days trial$49.991 Year
Questions
Is Duo Mobile free?
Is Authenticator App ⁸ free?
Which has better reviews, Duo Mobile or Authenticator App ⁸?
Do Duo Mobile or Authenticator App ⁸ have ads?
Which is updated more often, Duo Mobile or Authenticator App ⁸?
Which is more popular, Duo Mobile or Authenticator App ⁸?
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