Comparison

Duo Authenticator vs Authenticator App

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Duo Authenticator

Enhance your online security with this multi-factor authentication app. It provides an extra layer of protection for your accounts by generating time-sensitive codes, even when offline. Secure your sensitive information with ease and peace of mind.

Highlights
  • Quick and easy setup
  • Wide service compatibility
  • Time-sensitive security codes
  • Offline code generation
  • End-to-end encryption
  • Security code protection
Features
Read full description

As cyber threats continue to become more sophisticated, it's essential to use strong and reliable security measures to protect your online accounts. That's where MFA Authenticator comes in – a mobile app designed to provide an extra layer of security to your online accounts, making it harder for hackers to gain access to your sensitive information. One of the most significant advantages of using MFA Authenticator is its ease of use. With this app, you can set up two-factor authentication (2FA) quickly, making it easy to secure your accounts. You can use MFA Authenticator with a wide range of services, including Google, Facebook, Dropbox, and many more. The app generates unique, time-sensitive codes that you can use to verify your identity when logging in to your accounts, ensuring that only you can access your information. Another great feature of MFA Authenticator is its ability to work offline. Unlike some other 2FA solutions that rely on an internet connection, MFA Authenticator can generate codes even when your phone isn't connected to the internet. This feature is particularly useful when traveling or in areas with a weak or non-existent internet connection. MFA Authenticator is also designed to be highly secure, with a range of measures in place to keep your information safe. For example, the app uses end-to-end encryption to ensure that your codes are only visible to you. Additionally, the app has a built-in security code that you need to enter when setting up the app, ensuring that only you can access your account. • Quick and easy to set up • Compatible with a wide range of services • Generates unique, time-sensitive codes for added security • Works offline, making it ideal for travel • Uses end-to-end encryption to keep your information safe • Requires a security code for added protection. Overall, MFA Authenticator is an excellent app that can help you stay safe and secure online. With its ease of use, offline functionality, and strong security features, you can rest assured that your information is well-protected. So why not give it a try and take your online security to the next level? Terms of service: https://www.code4flutter.in/terms-mfauthenticator

About

Authenticator App

Secure your online accounts with two-factor authentication. This app offers passwordless sign-ins, seamless autofill, and encrypted backups. It supports a vast range of services and works across Apple devices, with advanced security features like Face ID and Touch ID.

Highlights
  • Two-factor authentication (2FA)
  • Multi-factor authentication (MFA)
  • Passwordless sign-ins
  • Seamless password autofill
  • Encrypted iCloud backup
  • Offline OTP generation
  • Face ID & Touch ID security
Features
Read full description

Authenticator is the ultimate solution for secure, convenient two-factor authentication (2FA) across your digital life. Empower your digital life with secure sign-ins across all online accounts using the strength of multi-factor authentication, passwordless convenience, and seamless password autofill.Optimized for iPhone and Apple Watch, and compatible with iPad and Mac, it's designed to work effortlessly with a multitude of services including Google, Facebook, Amazon, Microsoft, Instagram, WhatsApp, TikTok, LinkedIn, Twitter, YouTube, Blizzard, Thomson Reuters, Epic Games, Stripe, Federal Student Aid, AMFI, Warzone Mobile, Drake Tax, RealMe, Login.gov, RingCentra, Textbroker, Godaddy, Ring, Outlook, Xbox, eBay, PayPal, Snapchat, Dropbox, Spotify, Reddit, Pinterest, Shopify, Airbnb, Uber, Zoom, Slack, Coinbase, Roblox, GitHub, Twitch, Binance, Salesforce, Tesla, Nvidia, ProtonMail, Robinhood, Uphold, PlayStation, Threads, Fortnite, Crypto, Notion, Yahoo, Hulu, Netflix, Disney+, Venmo, Trello, Asana, Strava, Duolingo, DoorDash, Postmates, Grubhub, Discord, Bittrex, 1Password, Озон.Ключ and more. Comprehensive Features: - Extensive Compatibility: Authenticator integrates with a vast array of platforms, enhancing the security of your online presence across various services. - Encrypted iCloud Backup: Securely store your 2FA codes with encryption, ensuring you have access to your accounts even if your device is lost. The backup functionality is robust, supporting both manual backup and quick restoration. - Seamless Synchronization: Effortlessly sync your authentication tokens across iPhone, Apple Watch, iPad, and Mac. - Offline OTP Generation: Generate One-Time Passwords (OTPs) even in areas without internet connectivity, keeping your accounts secure at all times. - Advanced Security with Face ID & Touch ID: Utilize cutting-edge security features on your iPhone and Apple Watch for swift and secure access. - Efficient Setup & Management: Configure and manage all your accounts easily with QR code scanning and centralized account management. Subscription Details: Unlock the full potential of the app with advanced two-factor authentication (2FA) features by choosing from our yearly, monthly, or weekly plans, each offering an initial free trial to explore more. Additionally, we offer a one-time purchase option that provides full access to all our authenticator and two-factor (2FA) security features without the need for a subscription. Payments can be made through your Apple account, and subscriptions will auto-renew unless turned off at least 24 hours before the end of the current subscription period. Join our plans to find the best deal for enhanced security and authentication! Key Links: Privacy Policy: https://downloadauthenticator.com/privacy-policy/ Terms of Service: https://downloadauthenticator.com/terms-of-use/ With Authenticator, you can confidently secure your online accounts on a wide range of popular platforms, ensuring a safe and streamlined digital experience.

Screenshots

Duo Authenticator4 screens
Authenticator App4 screens

Verdict

The call

The clearest difference is ads: Authenticator App at none against Duo Authenticator's shown. Authenticator App also leads on update cadence (every 9 days vs monthly) and device support (5 vs 1). Duo Authenticator's advantage is review sentiment (50% vs 20%). On price, rating, in-app purchases and monetization model 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Duo Authenticator sells 3 in-app purchases, starting at $3.99 per 7 days and Authenticator App sells 11 in-app purchases, starting at $5.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.2 for Duo Authenticator against 4.2 for Authenticator App. Both are backed by a comparable volume of ratings — 24 and 86 respectively. Written reviews are what separate them: 50% of Duo Authenticator's written reviews are positive against 20% of Authenticator App's.

UpkeepUpdate frequency

Duo Authenticator ships an update monthly, Authenticator App every 9 days. The most recent releases landed on October 9, 2026 and October 7, 2026 respectively.

Scorecard6 real differences · 4 level
Duo Authenticator versus Authenticator App: the parameters behind the verdict, then further details
ParameterDuo AuthenticatorAuthenticator App
PriceFreeFree
Rating4.2 (24 ratings)4.2 (86 ratings)
Positive reviews50.0% of reviews — better20.0% of reviews
Number of ratings2486 — better
Update frequencyMonthlyEvery 9 days — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhoneiPhone, iPad, iPod, Mac, Apple Watch — better
Requires iOS16.613.0 — better
Further details — not scored
Size60 MB50 MB
Age rating4+4+
DeveloperPetr PolasekHearttell US Limited

Customer experience

Duo Authenticator

All ratings24 ratings
Positive83.3%
Neutral0.0%
Negative16.7%
Written reviews4 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

Authenticator App

All ratings86 ratings
Positive81.4%
Neutral1.2%
Negative17.4%
Written reviews20 reviews
Positive20.0%
Neutral0.0%
Negative80.0%

In-app purchases

3 purchases

Duo Authenticator

Subscriptions3
  • Premium 1 Week$3.997 Days
  • Premium 1 Month1 Month trial$9.991 Month
  • Premium 1 Year3 Days trial$29.991 Year
11 purchases

Authenticator App

Subscriptions9
  • Authenticator App 2FA Weekly$5.997 Days
  • Authenticator_App_2FA_MFA_Week$6.997 Days
  • Authenticator App Monthly3 Days trial$9.991 Month
Show 6 more
  • Authenticator App 2FA Monthly$9.991 Month
  • Authenticator App 2FA Monthly$19.991 Month
  • Authenticator_App_Yearly$29.991 Year
  • Authenticator App 2FA Yearly$39.991 Year
  • Authenticator App Yearly3 Days trial$49.991 Year
  • Authenticator_App_2FA_Yearly$49.991 Year
One-time2
  • Authenticator App One-time$49.99
  • Authenticator_App_2FA_Onetime$99.99

Questions

Is Duo Authenticator free?
Duo Authenticator is free to download, with in-app purchases available.
Is Authenticator App free?
Authenticator App is free to download, with in-app purchases available.
Which has better reviews, Duo Authenticator or Authenticator App?
Duo Authenticator and Authenticator App are both rated 4.2 out of 5 on the App Store, from 24 and 86 ratings respectively.
Do Duo Authenticator or Authenticator App have ads?
Duo Authenticator shows ads; Authenticator App does not.
Which is updated more often, Duo Authenticator or Authenticator App?
Duo Authenticator ships an update monthly, and Authenticator App every 9 days. Most recently, Duo Authenticator was updated on October 9, 2026 and Authenticator App on October 7, 2026.

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