# Open Authenticator vs Authenticator App

The clearest difference is rating: Open Authenticator at 5.0 against Authenticator App's 4.4. Open Authenticator also leads on in-app purchases (none vs 18) and review sentiment (100% vs 87%). Authenticator App's advantage is ratings volume (118 vs 1). On price, ads and device support there is nothing between them.

Both are free to download. Authenticator App sells 17 in-app purchases, starting at $4.99 per 7 days. Open Authenticator asks for nothing beyond the download.

Open Authenticator holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Authenticator App has 118 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of Open Authenticator's written reviews are positive against 87% of Authenticator App's.

## The numbers

| Metric | Open Authenticator | Authenticator App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/open-authenticator/id1583588049/reviews)** | [4.4 (118 ratings)](https://appshunter.io/ios/app/authenticator-app-2fa-mfa/id6451119566/reviews) |
| Number of ratings | 1 | **118** |
| Positive reviews | **100.0% of reviews** | 86.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 3 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 24 MB | 80 MB |
| Requires iOS | **12.1** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Odroe Inc.](https://appshunter.io/developer/1477720111) | [Zozed Company](https://appshunter.io/developer/1639529139) |

## What reviewers say

### Open Authenticator

[App page](https://appshunter.io/ios/app/open-authenticator/id1583588049)

This application generates secure, time-based one-time passwords for authentication. Its open-source code is community-reviewed, ensuring no backdoors and consistent TOTP compliance for robust security.

**Highlights:** HMAC-based One-time Password generation, TOTP compliance, Completely open-source code, Community supervised, No backdoor security

**Features:** macOS Compatibility

**In-app purchases:** none


### Authenticator App

[App page](https://appshunter.io/ios/app/authenticator-app-2fa-mfa/id6451119566)

Enhance your online security with two-factor authentication. This app securely stores all your 2FA tokens, adding an extra layer of defense to your accounts. Easily set up by scanning QR codes or manual entry for email, social media, and banking.

**Highlights:** Two-factor authentication, Secure token storage, QR code scanning, Manual key entry, Time-based one-time passcodes (TOTP), Organize 2FA tokens

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

**In-app purchases (17)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Authenticator Week Premium | $4.99 | per 7 days |
| Authenticator App ◦ 2FA Auth | $7.99 | per 7 days |
| Authenticator App ◦ 2FA Auth | $7.99 | per 7 days |
| Premium Week | $7.99 | per 7 days |
| Premium Week | $7.99 | per 7 days |
| Authenticator Week Premium | $7.99 | per 7 days |
| Premium Week | $9.99 | per 7 days |
| Premium Week | $11.99 | per 7 days |
| Two Factor Fast Authentication | $19.99 | per month |
| Premium Year | $49.99 | per year |
| Lifetime Premium | $2.99 | one-time |
| Lifetime Premium | $4.99 | one-time |
| Authenticator App ◦ 2FA Auth | $5.99 | one-time |
| Lifetime Premium | $5.99 | one-time |
| Lifetime Premium | $6.99 | one-time |
| Lifetime Premium | $7.99 | one-time |
| Lifetime Premium | $9.99 | one-time |


## Frequently asked questions

### Is Open Authenticator free?

Open Authenticator is free to download, with no in-app purchases.

### Is Authenticator App free?

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

### Which has better reviews, Open Authenticator or Authenticator App?

Open Authenticator is rated higher. Open Authenticator averages 5.0 out of 5 from 1 ratings, while Authenticator App averages 4.4 from 118 ratings.

### Do Open Authenticator or Authenticator App have ads?

Neither Open Authenticator nor Authenticator App 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.*