FreeOTP Authenticator vs Duo Auty 2FA
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
FreeOTP Authenticator
Generate one-time passwords for enhanced online account security. This app creates temporary codes that, when used with your regular password, significantly strengthen your login protection. It functions even without an internet connection.
- Generates one-time passwords
- Works offline (airplane mode)
- Supports Google, Facebook, GitHub, etc.
- Compatible with TOTP/HOTP protocols
- Open source software
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FreeOTP adds a second layer of security for your online accounts. This works by generating one-time passwords on your mobile devices which can be used in conjunction with your normal password to make your login nearly impossible to hack. These passwords can be generated even when your phone is in airplane mode. FreeOTP works with many of the great online services you already use, including Google, Facebook, Evernote, GitHub and many more! FreeOTP also may work for your private corporate security if they implement the standardized TOTP or HOTP protocols. This includes great enterprise solutions like FreeIPA. FreeOTP is open source and free software! Licensed under the Apache 2.0 license, you can obtain the source code for FreeOTP at https://fedorahosted.org/freeotp for review or modification. Contributions are welcome!
Duo Auty 2FA
Enhance your online security with this two-factor authentication app. It supports time-based one-time passwords (TOTP) and PUSH authentication for seamless and secure access to your accounts. Add multiple accounts, customize with brand icons, and unlock with biometrics.
- Two-factor authentication (2FA)
- TOTP and PUSH authentication
- QR code scanning and import
- Manual code entry
- Brand icon customization
- Biometrics integration
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Auty 2FA presents an optimal solution for fortifying your online security. This complimentary authentication application provides two-factor authentication (2FA) via time-based one-time passwords (TOTP) and PUSH authentication, ensuring top-tier protection for your online accounts. Seamlessly integrating with any website or application supporting TOTP authentication, Auty 2FA enables effortless and secure access to your accounts. Whether you're an individual or a business entity, Auty 2FA stands as the premier choice for upholding your security and privacy standards. Auty 2FA operates independently of network connectivity and is designed to preserve your device's battery life. You can conveniently add multiple accounts to the app, including Facebook, Amazon, Dropbox, Google, LinkedIn, GitHub, and more. Key Features: * QR Code Scanning: Effortlessly add your accounts by scanning QR codes, eliminating manual entry and inconvenience. * QR Code Import: Quickly import QR codes from your gallery to set up your accounts swiftly. * Manual Code Entry: Enter authentication codes manually with ease, providing added flexibility. * Brand Icons Customization: Personalize your accounts with thousands of brand icons, simplifying identification. * Biometrics Integration: Unlock the app effortlessly with face recognition, enhancing security. To use the Auty 2FA App, you must acquire the Auty 2FA App Premium. Payment will be deducted from your iTunes Account upon purchase confirmation and will automatically renew at the same price, unless disabled in your iTunes Account Settings at least 24 hours before the current period ends. You can manage your subscription through your iTunes Account Settings. If a free trial period is provided and you purchase a subscription, any unused portion of the trial will be forfeited. Privacy policy: https://secondphone.app/auty2fa/privacy.html Terms of use: https://secondphone.app/auty2fa/terms.html EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Take control of your online security and experience peace of mind with Auty 2FA. Download now to safeguard your digital life like never before!
Screenshots
Verdict
The clearest difference is rating: Duo Auty 2FA at 5.0 against FreeOTP Authenticator's 3.2. FreeOTP Authenticator's advantage is in-app purchases (none vs 2) and ratings volume (173 vs 4). On price, update cadence, 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. Duo Auty 2FA sells 2 in-app purchases, starting at $9.99 per month. FreeOTP Authenticator asks for nothing beyond the download.
Duo Auty 2FA holds the better App Store score, 5.0 against 3.2. That said, the two scores are not equally well evidenced: FreeOTP Authenticator has 173 ratings behind it against 4, so its average is the more settled of the two.
FreeOTP Authenticator ships an update every 6 months, Duo Auty 2FA every 8 months. The most recent releases landed on September 23, 2026 and September 11, 2026 respectively.
| Parameter | FreeOTP Authenticator | Duo Auty 2FA |
|---|---|---|
| Price | Free | Free |
| Rating | 3.2 (173 ratings) | 5.0 (4 ratings) — better |
| Positive reviews | 37.0% of reviews | — |
| Number of ratings | 173 — better | 4 |
| Update frequency | Every 6 months — better | Every 8 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Subscription |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 11.0 — better | 14.0 |
| Further details — not scored | ||
| Size | 11 MB | 50 MB |
| Age rating | 4+ | 17+ |
| Developer | Red Hat | Gurman Galychina LLC |
Customer experience
FreeOTP Authenticator
Duo Auty 2FA
Bugs and requests
FreeOTP Authenticator
Reported bugs
3 issues- Camera not working for QR code scanning
- App crashing on launch or when unlocking accounts
- UI issues on larger iOS devices
Requested features
4 requests- Add ability to manually enter account details
- Implement iCloud/cloud backup sync
- Allow renaming and deleting of accounts
- Provide Apple Watch support
Duo Auty 2FA
Not enough reviews yet to summarise bugs or requests.
In-app purchases
FreeOTP Authenticator
No in-app purchases
Duo Auty 2FA
- Monthly with trial3 Days trial$9.991 Month
- Yearly plan with trial7 Days trial$59.991 Year
Questions
Is FreeOTP Authenticator free?
Is Duo Auty 2FA free?
Which has better reviews, FreeOTP Authenticator or Duo Auty 2FA?
Do FreeOTP Authenticator or Duo Auty 2FA have ads?
Which is updated more often, FreeOTP Authenticator or Duo Auty 2FA?
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