# 2FA Authenticator (2FAS) vs Authenticator

The clearest difference is ads: 2FA Authenticator (2FAS) at none against Authenticator's shown. 2FA Authenticator (2FAS) also leads on monetization model (free vs free with in-app purchases) and ratings volume (35K vs 1). Authenticator's advantage is rating (5.0 vs 4.7). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Authenticator holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: 2FA Authenticator (2FAS) has 35K ratings behind it against 1, so its average is the more settled of the two.

2FA Authenticator (2FAS) ships an update monthly, Authenticator every 2 months. The most recent releases landed on October 20, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | 2FA Authenticator (2FAS) | Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (35K ratings)](https://appshunter.io/ios/app/2fa-authenticator-2fas/id1217793794/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/authenticator-2fa-code-backup/id6741478724/reviews)** |
| Number of ratings | **35K** | 1 |
| Positive reviews | 77.4% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 80 MB | 69 MB |
| Requires iOS | 18.6 | **17.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Two Factor Authentication Service Inc.](https://appshunter.io/developer/1217793793) | [Bodrya Hardikkummar Vinodbhai](https://appshunter.io/developer/1469774348) |

## 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 page](https://appshunter.io/ios/app/authenticator-2fa-code-backup/id6741478724)

Securely generate and manage two-factor authentication codes for all your accounts. Encrypted backups ensure you never lose access, even with a new device. Works offline and syncs across your Apple devices.

**Highlights:** Encrypted iCloud backup and restore, Offline code generation, Face ID and Touch ID protection, One-step migration from other apps, Home Screen widget, Syncs across iPhone, iPad, and Apple Watch

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

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

2FA Authenticator (2FAS) is free to download, with no in-app purchases.

### Is Authenticator free?

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

### Which has better reviews, 2FA Authenticator (2FAS) or Authenticator?

Authenticator is rated higher. 2FA Authenticator (2FAS) averages 4.7 out of 5 from 35K ratings, while Authenticator averages 5.0 from 1 ratings.

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

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

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

2FA Authenticator (2FAS) ships an update monthly, and Authenticator every 2 months. Most recently, 2FA Authenticator (2FAS) was updated on October 20, 2026 and Authenticator on October 19, 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.*