# Authenticator App vs 2FA iAtomos

The clearest difference is in-app purchases: 2FA iAtomos at none against Authenticator App's 3. 2FA iAtomos also leads on device support (4 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Authenticator App sells 3 in-app purchases, starting at $5.99 per 7 days. 2FA iAtomos asks for nothing beyond the download.

## The numbers

| Metric | Authenticator App | 2FA iAtomos |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (15 ratings)](https://appshunter.io/ios/app/authenticator-app-official/id6741833788/reviews)** | — |
| Number of ratings | **15** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | — | Every 8 days |
| Monetization | Freemium | — |
| Size | 13 MB | 63 MB |
| Requires iOS | 16.6 | **15.5** |
| Devices | iPhone | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [TRIPLE IT LTD](https://appshunter.io/developer/1573203706) | [SAMUEL MORENO CONEJERO](https://appshunter.io/developer/6796264522) |

## What reviewers say

### Authenticator App

[App page](https://appshunter.io/ios/app/authenticator-app-official/id6741833788)

Enhance your online security with this app, providing an extra layer of protection for your sensitive data. It generates one-time passwords for secure logins across various accounts, even offline. Features include cloud backup and QR code scanning for easy account management.

**Highlights:** Two-Factor Authentication (2FA), Multi-Factor Authentication (MFA), One-Tap Authentication (TOTP), Offline Authentication, Secure Cloud Backup, QR Code Scanner

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Authenticator App | $5.99 | per 7 days |
| Authenticator App - 2FA, MFA | $8.99 | per month |
| Authenticator App Secure Auth | $29.99 | per year |


### 2FA iAtomos

[App page](https://appshunter.io/ios/app/2fa-iatomos-authenticator/id6803874033)

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

**In-app purchases:** none


## Frequently asked questions

### Is Authenticator App free?

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

### Is 2FA iAtomos free?

2FA iAtomos is free to download, with no in-app purchases.

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

Neither Authenticator App nor 2FA iAtomos 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.*