# DUO System — Programming Duo System

> Application for programming Farfisa Duo System devices. (iPhone/iPad app by ACI srl.)

- Source: https://appshunter.io/ios/app/duo-system/id1492297534 (this page in markdown: same URL + `.md`)
- Developer: [ACI srl](https://appshunter.io/developer/1124362356)
- Category: Utilities
- Price: Free
- Age rating: 4+
- Requires: iOS 12.0 · 15 MB
- Languages: Czech, Dutch, English, German, Italian, Polish
- Released: 2020-07-08
- Data updated: 2026-06-01
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/duo-system/id1492297534/reviews.md

## What is DUO System?

It has never been easier to program Farfisa Duo System devices.

## Key features

- Program Farfisa Duo System devices
- Intuitive interface
- Streamlined configuration
- Device setup assistance

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/duo-system/id1492297534/reviews.md

### 5/5 — Market leading programming app

*2024-07-17*

This app is excellent for programming, fault finding and expanding on to existing systems.

## Frequently asked questions about DUO System

### What is the DUO System app used for?

The DUO System app is designed to make programming Farfisa Duo System devices easier. It helps users streamline the process of setting up and configuring these devices.

### Is the DUO System app free to use?

Yes, the DUO System app is available for free. There are no costs associated with downloading or using its core programming functionalities.

### What devices does the DUO System app support?

The DUO System app is compatible with iPhone and iPad devices. It is designed to run on Apple's mobile operating systems.

### What is the age rating for the DUO System app?

The DUO System app has an age rating of 4+. This indicates it is suitable for users of all ages.

### How often is the DUO System app updated?

The DUO System app was last updated on September 26, 2025, with version 1.5. This suggests regular updates are provided by the developer.

### Does the DUO System app have ads?

No, the DUO System app does not contain advertisements. Users can program their devices without interruption.

### Who developed the DUO System app?

The DUO System app was developed by ACI srl, a company specializing in software solutions.

## Version history (last 5 releases)

### 1.5 — 2025-09-26

Improved support for translation management

### 1.4 — 2024-07-02

New Czech language

### 1.3 — 2022-03-19

Bug Fix Import

### 1.2 — 2021-06-09

Added compatibility with FP51SAB, improved import and export

### 1.1 — 2021-01-28

Fix Scan for FP51AB in stand-alone installation
Fix Import RFID TAG

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## More apps by ACI srl

- [IpWay](https://appshunter.io/ios/app/ipway/id1124362357)
- [IpWay Cloud](https://appshunter.io/ios/app/ipway-cloud/id1441121032)
- [Farfisa Smart Access](https://appshunter.io/ios/app/farfisa-smart-access/id1504554707)
- [Farfisa Smart Dial](https://appshunter.io/ios/app/farfisa-smart-dial/id1525718711)
- [IP EVO](https://appshunter.io/ios/app/ip-evo/id1672017179)

All apps by ACI srl: https://appshunter.io/developer/1124362356

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-01.*