# Mobile Guard vs OTAC auth

The clearest difference is in-app purchases: OTAC auth at none against Mobile Guard's 2. Mobile Guard's advantage is update cadence (every 2 weeks vs every 6 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Mobile Guard sells 2 in-app purchases, starting at $9.99 per 7 days. OTAC auth asks for nothing beyond the download.

Mobile Guard ships an update every 2 weeks, OTAC auth every 6 weeks. The most recent releases landed on October 21, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Mobile Guard | OTAC auth |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.6 (23 ratings)](https://appshunter.io/ios/app/mobile-guard-security-checker/id6443829922/reviews)** | — |
| Number of ratings | **23** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 6 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 26 MB | 10 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [iSolufy LLC](https://appshunter.io/developer/1674436938) | [swIDch Limited](https://appshunter.io/developer/1723421198) |

## What reviewers say

### Mobile Guard

[App page](https://appshunter.io/ios/app/mobile-guard-security-checker/id6443829922)

This app helps protect your internet connection and personal information by alerting you to suspicious activity and preventing intrusions. It offers features like data breach checks, system security, ad blocking, and secure storage for photos and contacts.

**Highlights:** Data Breach Check, System Security, Secure AdBlock, Secret Photo Vault, Private Contact Storage, Cybersecurity Advices

**Features:** Safari Extension, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Access Weekly | $9.99 | per 7 days |
| Premium Access | $79.99 | per year |


### OTAC auth

[App page](https://appshunter.io/ios/app/otac-auth/id6475137518)

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

**In-app purchases:** none


## Frequently asked questions

### Is Mobile Guard free?

Mobile Guard is free to download, with in-app purchases available.

### Is OTAC auth free?

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

### Do Mobile Guard or OTAC auth have ads?

Neither Mobile Guard nor OTAC auth shows ads.

### Which is updated more often, Mobile Guard or OTAC auth?

Mobile Guard ships an update every 2 weeks, and OTAC auth every 6 weeks. Most recently, Mobile Guard was updated on October 21, 2026 and OTAC auth on October 5, 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.*