# InimTech Security vs DUO System

The clearest difference is review sentiment: DUO System at 100% against InimTech Security's 29%. InimTech Security's advantage is update cadence (fortnightly vs every 9 months). On price, ads, in-app purchases and monetization model there is nothing between them.

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

InimTech Security ships an update fortnightly, DUO System every 9 months. Both last shipped on October 5, 2026.

## The numbers

| Metric | InimTech Security | DUO System |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 28.6% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 9 months |
| Monetization | Free | Free |
| Size | 116 MB | 15 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Inim Electronics](https://appshunter.io/developer/669028469) | [ACI srl](https://appshunter.io/developer/1124362356) |

## What reviewers say

### InimTech Security

[App page](https://appshunter.io/ios/app/inimtech-security/id1223444057)

This app helps professional installers manage customer accounts and security installations. It provides real-time alerts for alarms and faults, detailed system views, and tools for customer management and geo-localization.

**Highlights:** Customer and installation management, Real-time alarm and fault notifications, INIM Cloud account supervision, Detailed BUS peripheral view, Geo-localization for nearby installations, Push notifications even when app is closed

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

**In-app purchases:** none


### DUO System

[App page](https://appshunter.io/ios/app/duo-system/id1492297534)

Easily program Farfisa Duo System devices with this intuitive application. Streamline your device setup and configuration process.

**Highlights:** Program Farfisa Duo System devices, Intuitive interface, Streamlined configuration, Device setup assistance

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is InimTech Security free?

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

### Is DUO System free?

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

### Do InimTech Security or DUO System have ads?

Neither InimTech Security nor DUO System shows ads.

### Which is updated more often, InimTech Security or DUO System?

InimTech Security ships an update fortnightly, and DUO System every 9 months. Most recently, InimTech Security was updated on October 5, 2026 and DUO System 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.*