# 2FA Authenticator (2FAS) vs 2FA Authenticator

The clearest difference is review sentiment: 2FA Authenticator (2FAS) at 78% against 2FA Authenticator's 35%. 2FA Authenticator (2FAS) also leads on in-app purchases (none vs 4) and ratings volume (35K vs 3). 2FA Authenticator's advantage is update cadence (every 6 days vs monthly) and rating (5.0 vs 4.7). On price, ads and device support there is nothing between them.

Both are free to download. 2FA Authenticator sells 4 in-app purchases, starting at $4.99 per 7 days. 2FA Authenticator (2FAS) asks for nothing beyond the download.

2FA 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 3, so its average is the more settled of the two. Written reviews complicate that: 78% of 2FA Authenticator (2FAS)'s written reviews are positive against 35% of 2FA Authenticator's, so the app with the better star average is not the one people write more warmly about.

2FA Authenticator (2FAS) ships an update monthly, 2FA Authenticator every 6 days. The most recent releases landed on September 25, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | 2FA Authenticator (2FAS) | 2FA Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (35K ratings)](https://appshunter.io/ios/app/2fa-authenticator-2fas/id1217793794/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/2fa-authenticator-mfaotpauth/id6503233227/reviews)** |
| Number of ratings | **35K** | 3 |
| Positive reviews | **77.6% of reviews** | 34.8% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 6 days** |
| Monetization | **Free** | Freemium |
| Size | 80 MB | 32 MB |
| Requires iOS | 18.6 | **15.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Two Factor Authentication Service Inc.](https://appshunter.io/developer/1217793793) | [朝虹 陈](https://appshunter.io/developer/1678918725) |

## 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


### 2FA Authenticator

[App page](https://appshunter.io/ios/app/2fa-authenticator-mfaotpauth/id6503233227)

This app provides robust digital security for your online accounts using end-to-end encryption. It simplifies adding accounts, securely backs up and syncs your data, and offers offline password generation. Manage all your passwords and generate strong ones with ease.

**Highlights:** Effortless account addition via QR code, Secure data backup and cross-device sync, Offline one-time password generation, Password manager for central organization, Customizable strong password generator, Face ID and Touch ID secure access

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Authenticator Weekly | $4.99 | per 7 days |
| Authenticator - Weekly | $4.99 | per 7 days |
| Authenticator Yearly | $39.99 | per year |
| Authenticator Lifetime | $39.99 | one-time |


## Frequently asked questions

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

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

### Is 2FA Authenticator free?

2FA Authenticator is free to download, with in-app purchases available.

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

2FA Authenticator is rated higher. 2FA Authenticator (2FAS) averages 4.7 out of 5 from 35K ratings, while 2FA Authenticator averages 5.0 from 3 ratings.

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

Neither 2FA Authenticator (2FAS) nor 2FA Authenticator shows ads.

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

2FA Authenticator (2FAS) ships an update monthly, and 2FA Authenticator every 6 days. Most recently, 2FA Authenticator (2FAS) was updated on September 25, 2026 and 2FA Authenticator on September 22, 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.*