# PHSecurity vs Sudn' Impact

The clearest difference is update cadence: Sudn' Impact at weekly against PHSecurity's every 2 months. PHSecurity's advantage is iOS requirement (13.2 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

PHSecurity ships an update every 2 months, Sudn' Impact weekly. The most recent releases landed on September 10, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | PHSecurity | Sudn' Impact |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Size | 43 MB | 14 MB |
| Requires iOS | **13.2** | 15.6 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Parkview Health System Inc.](https://appshunter.io/developer/1224685374) | [Dayat Enterprises, INC](https://appshunter.io/developer/1092803122) |

## What reviewers say

### PHSecurity

[App page](https://appshunter.io/ios/app/phsecurity/id1661358682)

**In-app purchases:** none


### Sudn' Impact

[App page](https://appshunter.io/ios/app/sudn-impact/id6791570826)

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

**In-app purchases:** none


## Frequently asked questions

### Is PHSecurity free?

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

### Is Sudn' Impact free?

Sudn' Impact is free to download, with no in-app purchases.

### Do PHSecurity or Sudn' Impact have ads?

Neither PHSecurity nor Sudn' Impact shows ads.

### Which is updated more often, PHSecurity or Sudn' Impact?

PHSecurity ships an update every 2 months, and Sudn' Impact weekly. Most recently, PHSecurity was updated on September 10, 2026 and Sudn' Impact on September 26, 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.*