# Microprocess Onix vs Iris Security 4

The clearest difference is update cadence: Iris Security 4 at fortnightly against Microprocess Onix's every 67 months. 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.

Microprocess Onix ships an update every 67 months, Iris Security 4 fortnightly. Both last shipped on October 2, 2026.

## The numbers

| Metric | Microprocess Onix | Iris Security 4 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 67 months | **Fortnightly** |
| Size | 3 MB | 102 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Microprocess Sistemas](https://appshunter.io/developer/1418068970) | [IRIS BS SYSTEM EIRELI](https://appshunter.io/developer/927664874) |

## What reviewers say

### Microprocess Onix

[App page](https://appshunter.io/ios/app/microprocess-onix/id1459543945)

**Features:** macOS Compatibility

**In-app purchases:** none


### Iris Security 4

[App page](https://appshunter.io/ios/app/iris-security-4/id6476619410)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Microprocess Onix free?

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

### Is Iris Security 4 free?

Iris Security 4 is free to download, with no in-app purchases.

### Do Microprocess Onix or Iris Security 4 have ads?

Neither Microprocess Onix nor Iris Security 4 shows ads.

### Which is updated more often, Microprocess Onix or Iris Security 4?

Microprocess Onix ships an update every 67 months, and Iris Security 4 fortnightly. Most recently, Microprocess Onix was updated on October 2, 2026 and Iris Security 4 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.*