# 2FA Authenticator (2FAS) vs Authenticator App

The clearest difference is rating: 2FA Authenticator (2FAS) at 4.7 against Authenticator App's 2.3. 2FA Authenticator (2FAS) also leads on review sentiment (78% vs 40%) and in-app purchases (none vs 13). Authenticator App's advantage is iOS requirement (13.4 vs 18.6). On price, update cadence and device support there is nothing between them.

Both are free to download. Authenticator App sells 13 in-app purchases, starting at $0.99 per 7 days. 2FA Authenticator (2FAS) asks for nothing beyond the download.

2FA Authenticator (2FAS) holds the better App Store score, 4.7 against 2.3. That said, the two scores are not equally well evidenced: 2FA Authenticator (2FAS) has 35K ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 78% of 2FA Authenticator (2FAS)'s written reviews are positive against 40% of Authenticator App's.

2FA Authenticator (2FAS) ships an update monthly, Authenticator App fortnightly. Both last shipped on September 24, 2026.

## The numbers

| Metric | 2FA Authenticator (2FAS) | Authenticator App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (35K ratings)](https://appshunter.io/ios/app/2fa-authenticator-2fas/id1217793794/reviews)** | [2.3 (3 ratings)](https://appshunter.io/ios/app/authenticator-app-2fa-auth/id6737840309/reviews) |
| Number of ratings | **35K** | 3 |
| Positive reviews | **77.6% of reviews** | 39.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 80 MB | 37 MB |
| Requires iOS | 18.6 | **13.4** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Two Factor Authentication Service Inc.](https://appshunter.io/developer/1217793793) | [UNIVERSE DIJITAL HIZMETLER LIMITED SIRKETI](https://appshunter.io/developer/1778239049) |

## What reviewers say

### 2FA Authenticator (2FAS)

[App page](https://appshunter.io/ios/app/2fa-authenticator-2fas/id1217793794)

Securely log in to your online accounts with two-factor authentication. This app protects your personal data and passwords from cyber threats with a simple, private, and open-source solution. It offers easy token restoration, app protection, and offline functionality.

**Highlights:** Two-factor authentication, Token backup and restore, App protection with passcode/biometrics, Open-source and transparent, Offline functionality, Cross-device sync, One-tap authentication with browser extensions

**Features:** Apple Watch app

**In-app purchases:** none

**What reviewers like**

- 🚀 Efficient and fast
- 🔒 Secure and private
- 👍 Simple and intuitive UI
- 💡 Customizable icons and folders
- 🔒 iCloud backup and sync

**What reviewers complain about**

- 🐛 Occasional bugs and crashes
- 🔒 Lack of password/PIN protection
- 🕰 No Apple Watch app
- 🐛 Issues with push notifications
- 🕰 Missing desktop/web app

**Reported bugs**

- Tokens disappearing after device changes
- Push notification failures
- Incompatibility with older devices

**Requested features**

- Alphanumeric passcode option
- Custom icon uploads
- Apple Watch app
- Desktop/web app
- Improved support and communication


### Authenticator App

[App page](https://appshunter.io/ios/app/authenticator-app-2fa-auth/id6737840309)

This app provides a robust layer of security for your online accounts through two-factor authentication (2FA). It generates unique, time-based codes to protect sensitive information and prevent unauthorized access to your digital profiles.

**Highlights:** Secure 2FA codes generation, Multi-platform compatibility, Offline code access, Time-based authentication codes, Account protection

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

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $0.99 | per 7 days |
| Weekly | $0.99 | per 7 days |
| Monthly | $2.99 | per month |
| Weekly PreD | $6.99 | per 7 days |
| Weekly Plus | $7.99 | per 7 days |
| Weekly ProD | $8.99 | per 7 days |
| Weekly Pro+D | $9.99 | per 7 days |
| Monthly Plus | $14.99 | per month |
| Monthly ProD | $19.99 | per month |
| Monthly Pro+ | $24.99 | per month |
| Yearly Plus | $39.99 | per year |
| Yearly Pro | $49.99 | per year |
| Yearly Pro+ | $59.99 | per year |


## Frequently asked questions

### Is 2FA Authenticator (2FAS) free?

2FA Authenticator (2FAS) 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, 2FA Authenticator (2FAS) or Authenticator App?

2FA Authenticator (2FAS) is rated higher. 2FA Authenticator (2FAS) averages 4.7 out of 5 from 35K ratings, while Authenticator App averages 2.3 from 3 ratings.

### Do 2FA Authenticator (2FAS) or Authenticator App have ads?

Authenticator App shows ads; 2FA Authenticator (2FAS) does not.

### Which is updated more often, 2FA Authenticator (2FAS) or Authenticator App?

2FA Authenticator (2FAS) ships an update monthly, and Authenticator App fortnightly. Most recently, 2FA Authenticator (2FAS) was updated on September 24, 2026 and Authenticator App on September 24, 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.*