# HD Security vs FisApp

The clearest difference is update cadence: FisApp at daily against HD Security's every 20 months. HD Security's advantage is iOS requirement (13.4 vs 15.0). 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.

HD Security ships an update every 20 months, FisApp daily. The most recent releases landed on October 15, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | HD Security | FisApp |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 20 months | **Daily** |
| Size | 136 MB | 29 MB |
| Requires iOS | **13.4** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [HD Sistemas de Segurança](https://appshunter.io/developer/1642565601) | [FisApp](https://appshunter.io/developer/6788516729) |

## What reviewers say

### HD Security

[App page](https://appshunter.io/ios/app/hd-security/id1642565599)

**Features:** macOS Compatibility

**In-app purchases:** none


### FisApp

[App page](https://appshunter.io/ios/app/fisapp/id6788516727)

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

**In-app purchases:** none


## Frequently asked questions

### Is HD Security free?

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

### Is FisApp free?

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

### Do HD Security or FisApp have ads?

Neither HD Security nor FisApp shows ads.

### Which is updated more often, HD Security or FisApp?

HD Security ships an update every 20 months, and FisApp daily. Most recently, HD Security was updated on October 15, 2026 and FisApp on October 28, 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.*