# Authenticator App  #1 vs Duo Auty 2FA

The clearest difference is monetization model: Authenticator App  #1 at free with in-app purchases against Duo Auty 2FA's subscription. Authenticator App  #1 also leads on ratings volume (1.4K vs 4) and update cadence (every 6 weeks vs every 8 months). Duo Auty 2FA's advantage is rating (5.0 vs 4.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Authenticator App  #1 sells 3 in-app purchases, starting at $12.99 per month and Duo Auty 2FA sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

Duo Auty 2FA holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Authenticator App  #1 has 1.4K ratings behind it against 4, so its average is the more settled of the two. Written reviews complicate that: 13% of Authenticator App  #1's written reviews are positive against 0% of Duo Auty 2FA's, so the app with the better star average is not the one people write more warmly about.

Authenticator App  #1 ships an update every 6 weeks, Duo Auty 2FA every 8 months. The most recent releases landed on October 10, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Authenticator App  #1 | Duo Auty 2FA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (1.4K ratings)](https://appshunter.io/ios/app/authenticator-app-1/id6446109237/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/duo-auty-2fa-secure-pass/id6480926410/reviews)** |
| Number of ratings | **1.4K** | 4 |
| Positive reviews | **12.5% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 8 months |
| Monetization | **Free with in-app purchases** | Subscription |
| Size | 53 MB | 50 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | +17 |
| Developer | [Identity and Access Security](https://appshunter.io/developer/1762367475) | [Gurman Galychina LLC](https://appshunter.io/developer/1450092250) |

## What reviewers say

### Authenticator App  #1

[App page](https://appshunter.io/ios/app/authenticator-app-1/id6446109237)

Securely manage your online accounts with a fast and intuitive authenticator and QR scanner. Easily set up two-factor authentication and access your codes quickly. Keep track of your scan history for convenient access.

**Highlights:** Setup 2FA accounts easily, Scan QR code & Barcode, Manage scan history, Lightning-fast scanning, User-friendly design

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ScanMate Premium 1 Month | $12.99 | per month |
| ScanMate Premium 1 Year | $39.99 | per year |
| ScanMate Premium 1 Year | $39.99 | per year |

**What reviewers like**

- 👍 Simple and quick installation
- 👍 User-friendly interface

**What reviewers complain about**

- 💰 Expensive subscription
- 🔒 Lack of transparency around subscription and cancellation
- 🚫 Forced subscription without user consent
- 🚫 Impossible to cancel subscription
- 🚫 Scam and misleading app

**Reported bugs**

- Login screen freezes
- Incompatible with older devices

**Requested features**

- Option to purchase app with one-time fee instead of subscription
- Clear subscription management controls within the app


### Duo Auty 2FA

[App page](https://appshunter.io/ios/app/duo-auty-2fa-secure-pass/id6480926410)

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.

**Highlights:** Two-factor authentication (2FA), TOTP and PUSH authentication, QR code scanning and import, Manual code entry, Brand icon customization, Biometrics integration

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly with trial | $9.99 | per month |
| Yearly plan with trial | $59.99 | per year |


## Frequently asked questions

### Is Authenticator App  #1 free?

Authenticator App  #1 is free to download, with in-app purchases available.

### Is Duo Auty 2FA free?

Duo Auty 2FA is free to download, with in-app purchases available.

### Which has better reviews, Authenticator App  #1 or Duo Auty 2FA?

Duo Auty 2FA is rated higher. Authenticator App  #1 averages 4.6 out of 5 from 1.4K ratings, while Duo Auty 2FA averages 5.0 from 4 ratings.

### Do Authenticator App  #1 or Duo Auty 2FA have ads?

Neither Authenticator App  #1 nor Duo Auty 2FA shows ads.

### Which is updated more often, Authenticator App  #1 or Duo Auty 2FA?

Authenticator App  #1 ships an update every 6 weeks, and Duo Auty 2FA every 8 months. Most recently, Authenticator App  #1 was updated on October 10, 2026 and Duo Auty 2FA on October 15, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*