# U.S. Messenger Mobile vs Authenticator App

The clearest difference is in-app purchases: U.S. Messenger Mobile at none against Authenticator App's 1. Authenticator App's advantage is update cadence (monthly vs every 64 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Authenticator App sells 1 in-app purchase, starting at $2.00 per month. U.S. Messenger Mobile asks for nothing beyond the download.

U.S. Messenger Mobile ships an update every 64 months, Authenticator App monthly. The most recent releases landed on September 28, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | U.S. Messenger Mobile | Authenticator App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/authenticator-app-2fa-pro/id6448697938/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 64 months | **Monthly** |
| Monetization | — | Free with in-app purchases |
| Size | 770 MB | 59 MB |
| Requires iOS | **12.2** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [U.S. Messenger & Logistics, Inc.](https://appshunter.io/developer/1564815270) | [Denis Vithani](https://appshunter.io/developer/1611512969) |

## What reviewers say

### U.S. Messenger Mobile

[App page](https://appshunter.io/ios/app/us-messenger-mobile/id1564815268)

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

**In-app purchases:** none


### Authenticator App

[App page](https://appshunter.io/ios/app/authenticator-app-2fa-pro/id6448697938)

This app provides two-factor authentication by generating time-based one-time passwords (TOTP) and push authentication. It adds an extra layer of security to your online accounts by creating unique codes that help protect against unauthorized access.

**Highlights:** Two-factor authentication, TOTP & HOTP token generation, 30 & 60 second tokens, QR code scanner, Password protection for tokens, No internet connection required for codes

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Authenticator Subscription | $2.00 | per month |


## Frequently asked questions

### Is U.S. Messenger Mobile free?

U.S. Messenger Mobile is free to download, with no in-app purchases.

### Is Authenticator App free?

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

### Do U.S. Messenger Mobile or Authenticator App have ads?

Neither U.S. Messenger Mobile nor Authenticator App shows ads.

### Which is updated more often, U.S. Messenger Mobile or Authenticator App?

U.S. Messenger Mobile ships an update every 64 months, and Authenticator App monthly. Most recently, U.S. Messenger Mobile was updated on September 28, 2026 and Authenticator App on October 2, 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.*