# 2FA Authenticator Secure vs Authenticator App

The clearest difference is in-app purchases: 2FA Authenticator Secure at none against Authenticator App's 2. 2FA Authenticator Secure also leads on ads (none vs shown) and iOS requirement (13.0 vs 15.0). Authenticator App's advantage is update cadence (every 4 days vs monthly) and review sentiment (82% vs 65%). On price, rating, ratings volume and device support there is nothing between them.

Both are free to download. Authenticator App sells 2 in-app purchases, starting at $6.99 per month. 2FA Authenticator Secure asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.4 for 2FA Authenticator Secure against 4.4 for Authenticator App. Both are backed by a comparable volume of ratings — 172 and 368 respectively. Written reviews are what separate them: 65% of 2FA Authenticator Secure's written reviews are positive against 82% of Authenticator App's.

2FA Authenticator Secure ships an update monthly, Authenticator App every 4 days. Both last shipped on September 21, 2026.

## The numbers

| Metric | 2FA Authenticator Secure | Authenticator App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (172 ratings)](https://appshunter.io/ios/app/2fa-authenticator-secure/id1604264315/reviews)** | [4.4 (368 ratings)](https://appshunter.io/ios/app/authenticator-app-fast-2fa/id1642517432/reviews) |
| Number of ratings | 172 | **368** |
| Positive reviews | 65.4% of reviews | **82.4% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 4 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 38 MB | 29 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [25 Degrees Apps LLC](https://appshunter.io/developer/1574163403) | [珉予 翟](https://appshunter.io/developer/1501284139) |

## What reviewers say

### 2FA Authenticator Secure

[App page](https://appshunter.io/ios/app/2fa-authenticator-secure/id1604264315)

Enhance your online security with this free and private two-factor authentication app. It adds an extra layer of protection to your accounts using unique time-based passwords and offers a secure vault for your files. Synchronization ensures your security is consistent across all your devices.

**Highlights:** Secure and private authentication, Synchronization across devices, Supports all online accounts, No passwords stored, Secure file vault

**Features:** macOS Compatibility

**In-app purchases:** none


### Authenticator App

[App page](https://appshunter.io/ios/app/authenticator-app-fast-2fa/id1642517432)

Secure your online accounts with two-factor authentication. Easily add services by scanning QR codes or entering secret keys. Generate verification codes offline for enhanced security.

**Highlights:** Two-factor authentication (2FA), Offline code generation, Cloud sync and backup, Supports 1000+ services, QR code scanning, Manual code entry, Account personalization

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Authenticator PRO Month | $6.99 | per month |
| Authenticator PRO Year | $39.99 | per year |

**What reviewers like**

- 🔒 Great security app
- 💡 Feature for transferring codes to new devices
- 👍 Reliable for a long time
- 👍 Never have to remember passwords
- 👍 Syncs login info across devices

**What reviewers complain about**

- 🐛 Cannot authenticate the account
- 💡 Adding accounts needs easier entry

**Reported bugs**

- Cannot authenticate the account

**Requested features**

- Easier account add
- Keep the two digit authorization code with fingerprint


## Frequently asked questions

### Is 2FA Authenticator Secure free?

2FA Authenticator Secure 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 Secure or Authenticator App?

2FA Authenticator Secure is rated higher. 2FA Authenticator Secure averages 4.4 out of 5 from 172 ratings, while Authenticator App averages 4.4 from 368 ratings.

### Do 2FA Authenticator Secure or Authenticator App have ads?

Authenticator App shows ads; 2FA Authenticator Secure does not.

### Which is updated more often, 2FA Authenticator Secure or Authenticator App?

2FA Authenticator Secure ships an update monthly, and Authenticator App every 4 days. Most recently, 2FA Authenticator Secure was updated on September 21, 2026 and Authenticator App on September 21, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*