# Authenticator Duo vs Authenticator Duo

The clearest difference is rating: Authenticator Duo at 5.0 against Authenticator Duo's 3.9. Authenticator Duo's advantage is update cadence (daily vs every 2 days). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Authenticator Duo sells 2 in-app purchases, starting at $6.99 per 7 days and Authenticator Duo sells 3 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Authenticator Duo holds the better App Store score, 5.0 against 3.9. Both are backed by a comparable volume of ratings — 14 and 7 respectively.

Authenticator Duo ships an update every 2 days, Authenticator Duo daily. The most recent releases landed on October 2, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Authenticator Duo | Authenticator Duo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (14 ratings)](https://appshunter.io/ios/app/authenticator-duo-two-factor/id6504300892/reviews)** | [3.9 (7 ratings)](https://appshunter.io/ios/app/authenticator-duo-two-factor/id6615062059/reviews) |
| Number of ratings | **14** | 7 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 days | **Daily** |
| Monetization | Subscription | Subscription |
| Size | 20 MB | 16 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Quentin Powell](https://appshunter.io/developer/1751779133) | [Shawna Margie](https://appshunter.io/developer/1775558385) |

## What reviewers say

### Authenticator Duo

[App page](https://appshunter.io/ios/app/authenticator-duo-two-factor/id6504300892)

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:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly subscription with trial | $6.99 | per 7 days |
| Weekly subscription | $6.99 | per 7 days |


### Authenticator Duo

[App page](https://appshunter.io/ios/app/authenticator-duo-two-factor/id6615062059)

This app provides robust two-factor authentication to secure your online accounts. It offers easy setup, management, and backup/sync features using advanced security protocols for peace of mind.

**Highlights:** Two-Factor Authentication (2FA), Easy Setup & Management, Backup & Sync, Advanced Security Protocols, User-Friendly Interface

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Pro + 3 Days Trial | $6.99 | per 7 days |
| Monthly Pro | $19.99 | per month |
| Annual Pro | $49.99 | per year |


## Frequently asked questions

### Is Authenticator Duo free?

Authenticator Duo is free to download, with in-app purchases available.

### Is Authenticator Duo free?

Authenticator Duo is free to download, with in-app purchases available.

### Which has better reviews, Authenticator Duo or Authenticator Duo?

Authenticator Duo is rated higher. Authenticator Duo averages 5.0 out of 5 from 14 ratings, while Authenticator Duo averages 3.9 from 7 ratings.

### Do Authenticator Duo or Authenticator Duo have ads?

Neither Authenticator Duo nor Authenticator Duo shows ads.

### Which is updated more often, Authenticator Duo or Authenticator Duo?

Authenticator Duo ships an update every 2 days, and Authenticator Duo daily. Most recently, Authenticator Duo was updated on October 2, 2026 and Authenticator Duo on September 30, 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.*