Comparison

Authenticator Duo vs Two Factor Authenticator App

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

Head to head
About

Authenticator Duo

Secure your online accounts with this app that generates and stores two-factor authentication codes. It offers end-to-end encryption, Face ID/Touch ID access, and encrypted iCloud backups for easy restoration across devices. Operate securely offline and import existing tokens.

Highlights
  • Generate and store 2FA/MFA tokens
  • Scan QR codes or manually input codes
  • End-to-end encryption for all codes
  • Face ID & Touch ID access
  • Encrypted iCloud backups
  • Offline operation
  • Import existing tokens
Features
Read full description

Our app ensures the security of your online accounts. Use the Authenticator App to scan, generate, and store 2FA & MFA codes for various services. FEATURES: • Create and save secure two-factor and multi-factor (2FA & MFA) authentication tokens • Manually input codes or scan QR Codes • All codes are protected with end-to-end encryption • Access secured by Face ID & Touch ID • Encrypted backups on iCloud • Restore codes easily when changing or losing devices • Codes can be securely synced across your Apple devices • Operates offline without needing an internet connection • Import your existing tokens • Full compatibility with time-based one-time passwords (TOTP) • Compatible with many popular services SUBSCRIPTION TERMS: This app offers an auto-renewable subscription to grant you unlimited access to all functionalities as long as you subscribe. Charges will be made to the credit card associated with your iTunes Account at the time you confirm your initial subscription purchase. Subscriptions renew automatically unless canceled at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours before the end of the current period, and the renewal charge will be specified. You can manage your subscription and turn off auto-renewal by accessing your Account Settings after purchase. Any unused portion of a free trial, if available, will be forfeited when you subscribe. Questions or comments about the Service may be directed to us at the email address powellquentin473@gmail.com. TERMS & PRIVACY: https://docs.google.com/document/d/16AsjdDbjxSBUiw4_cSao1kq42qrO4Id-bU3NIc7n_sY/edit?usp=sharing https://docs.google.com/document/d/1iwI1-jVMpTBWgfoT4kY7z7O2bFxA9GCMWH6w9mhQxfk/edit?usp=sharing

About

Two Factor Authenticator App

Generate and store secure two-factor authentication codes for enhanced online account protection. Easily set up tokens via QR code scanning and access codes instantly with widgets and FaceID. Enjoy offline code generation and private browsing.

Highlights
  • Secure 2FA code generation
  • QR code setup
  • Seamless device sync
  • Home Screen widget
  • FaceID integration
  • Offline code generation
  • Private browser
Features
Read full description

Securely generate and store two-factor authentication (2FA) codes with the Authenticator App, designed to offer advanced protection for your online accounts. Our app creates unique, secure codes, keeping your personal data safe and private. Easily set up your secure token by scanning a QR code. Enter the one-time password (OTP) generated by the app into your chosen service, and you're ready to go! Enjoy effortless 2FA verification. - Security First All data within Authenticator is encrypted, ensuring your 2FA codes are kept safe. Even when stored in the cloud, your information remains private and accessible only to you. - Seamless Device Sync Synchronize your accounts across all your Apple devices. - Quick Access Widget Instantly retrieve your 2FA codes from your Home Screen with the convenient authenticator widget. - FaceID Support Secure your 2FA codes with FaceID integration, allowing access with just a glance. - Offline Code Generation Generate 2FA codes even without an internet connection, ensuring continuous security, even when in airplane mode. - Private Browser Use the Private Browser to browse incognito, protecting your privacy from third-party trackers and unauthorized access. - Wide Service Compatibility Compatible with popular services. Protect your 2FA codes with Authenticator App – where simplicity meets security. Privacy Policy: https://zipoapps.com/twofactorauthios/privacy Terms of Use: https://zipoapps.com/twofactorauthios/terms

Screenshots

Authenticator Duo4 screens
Two Factor Authenticator App4 screens

Verdict

The call

The clearest difference is review sentiment: Authenticator Duo at 100% against Two Factor Authenticator App's 33%. Authenticator Duo also leads on rating (5.0 vs 4.5) and ads (none vs shown). Two Factor Authenticator App's advantage is monetization model (free with in-app purchases vs subscription) and ratings volume (58 vs 14). On price, in-app purchases, device support and iOS requirement 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. Authenticator Duo sells 2 in-app purchases, starting at $6.99 per 7 days and Two Factor Authenticator App sells 17 in-app purchases, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Authenticator Duo holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 14 and 58 respectively. Written reviews point the same way: 100% of Authenticator Duo's written reviews are positive against 33% of Two Factor Authenticator App's.

UpkeepUpdate frequency

Authenticator Duo ships an update every 2 days, Two Factor Authenticator App every 10 months. The most recent releases landed on June 1, 2026 and September 4, 2026 respectively.

Scorecard6 real differences · 4 level
Authenticator Duo versus Two Factor Authenticator App: the parameters behind the verdict, then further details
ParameterAuthenticator DuoTwo Factor Authenticator App
PriceFreeFree
Rating5.0 (14 ratings) — better4.5 (58 ratings)
Positive reviews100.0% of reviews — better33.3% of reviews
Number of ratings1458 — better
Update frequencyEvery 2 days — betterEvery 10 months
AdsNo — betterYes
In-app purchasesYesYes
MonetizationSubscriptionFree with in-app purchases — better
DevicesiPhone, iPod — betteriPhone
Requires iOS15.0 — better16.0
Further details — not scored
Size20 MB128 MB
Age rating17+4+
DeveloperQuentin PowellZipoApps

Customer experience

Authenticator Duo

All ratings14 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Two Factor Authenticator App

All ratings59 ratings
Positive86.4%
Neutral1.7%
Negative11.9%
Written reviews3 reviews
Positive33.3%
Neutral0.0%
Negative66.7%

In-app purchases

2 purchases

Authenticator Duo

Subscriptions2
  • Weekly subscription with trial3 Days trial$6.997 Days
  • Weekly subscription$6.997 Days
17 purchases

Two Factor Authenticator App

Subscriptions16
  • Unlimited Access3 Days trial$0.997 Days
  • Unlimited Access3 Days trial$2.997 Days
  • Unlimited Access3 Days trial$3.997 Days
Show 13 more
  • Unlimited Access3 Days trial$4.997 Days
  • Unlimited Access3 Days trial$5.997 Days
  • Unlimited Access3 Days trial$6.997 Days
  • Full Authenticator Access3 Days trial$6.997 Days
  • Unlimited Access3 Days trial$7.997 Days
  • Unlimited Access3 Days trial$8.997 Days
  • Unlimited Access3 Days trial$9.991 Year
  • Unlimited Access3 Days trial2 variants$19.991 Year
  • Monthly Auth Premium$19.991 Month
  • Unlimited Access3 Days trial2 variants$29.991 Month
  • Unlimited Access3 Days trial$39.991 Year
  • Unlimited Access3 Days trial$49.991 Year
  • Annual Premium Access$49.991 Year
One-time1
  • Premium lifetime access$49.99

Questions

Is Authenticator Duo free?
Authenticator Duo is free to download, with in-app purchases available.
Is Two Factor Authenticator App free?
Two Factor Authenticator App is free to download, with in-app purchases available.
Which has better reviews, Authenticator Duo or Two Factor Authenticator App?
Authenticator Duo is rated higher. Authenticator Duo averages 5.0 out of 5 from 14 ratings, while Two Factor Authenticator App averages 4.5 from 58 ratings.
Do Authenticator Duo or Two Factor Authenticator App have ads?
Two Factor Authenticator App shows ads; Authenticator Duo does not.
Which is updated more often, Authenticator Duo or Two Factor Authenticator App?
Authenticator Duo ships an update every 2 days, and Two Factor Authenticator App every 10 months. Most recently, Authenticator Duo was updated on June 1, 2026 and Two Factor Authenticator App on September 4, 2026.

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