# Authenticator Duo vs Authenticator

The clearest difference is rating: Authenticator at 5.0 against Authenticator Duo's 3.9. Authenticator also leads on monetization model (free with in-app purchases vs subscription). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Authenticator Duo sells 3 in-app purchases, starting at $6.99 per 7 days and Authenticator sells 4 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Authenticator holds the better App Store score, 5.0 against 3.9. Both are backed by a comparable volume of ratings — 7 and 4 respectively.

## The numbers

| Metric | Authenticator Duo | Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (7 ratings)](https://appshunter.io/ios/app/authenticator-duo-two-factor/id6615062059/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/authenticator-otp-security/id6689522423/reviews)** |
| Number of ratings | **7** | 4 |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Daily | — |
| Monetization | Subscription | **Free with in-app purchases** |
| Size | 16 MB | 51 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Shawna Margie](https://appshunter.io/developer/1775558385) | [Jay Clauer](https://appshunter.io/developer/1844912065) |

## What reviewers say

### 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 |


### Authenticator

[App page](https://appshunter.io/ios/app/authenticator-otp-security/id6689522423)

This app provides two-factor authentication (2FA) to secure your online accounts. It allows for quick setup, organization, and backup of your verification codes and passwords across devices. Enhance your digital security with this essential tool.

**Highlights:** Two-Factor Authentication (2FA), Quick account setup and organization, Backup and sync across devices, Add, save, and edit 2FA codes, Add, save, and edit passwords

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| authenticatorWeeklyTrial | $6.99 | per 7 days |
| authenticatorMonth | $19.99 | per month |
| authenticatorYear | $49.99 | per year |
| authenticatorLifetime | $49.99 | one-time |


## Frequently asked questions

### Is Authenticator Duo free?

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

### Is Authenticator free?

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

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

Authenticator is rated higher. Authenticator Duo averages 3.9 out of 5 from 7 ratings, while Authenticator averages 5.0 from 4 ratings.

### Do Authenticator Duo or Authenticator have ads?

Neither Authenticator Duo nor Authenticator shows ads.

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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.*