# Daikin Service vs ChillerROI

The clearest difference is update cadence: Daikin Service at monthly against ChillerROI's every 4 months. ChillerROI's advantage is iOS requirement (9.0 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.

Daikin Service ships an update monthly, ChillerROI every 4 months. The most recent releases landed on November 1, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Daikin Service | ChillerROI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.6 (11 ratings)](https://appshunter.io/ios/app/daikin-service/id571282882/reviews)** | — |
| Number of ratings | **11** | — |
| Positive reviews | 50.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 4 months |
| Monetization | Free | — |
| Size | 111 MB | 18 MB |
| Requires iOS | 15.0 | **9.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Daikin Airconditioning UK Ltd](https://appshunter.io/developer/482466505) | [Danfoss A/S](https://appshunter.io/developer/423984644) |

## What reviewers say

### Daikin Service

[App page](https://appshunter.io/ios/app/daikin-service/id571282882)

This app assists service engineers in the air conditioning industry with Daikin VRV, Altherma, Split, and Sky Air equipment. It provides tools for fault finding, including fault codes, refrigerant calculations, and diagnostic checks. The application also supports outdoor unit settings and operational procedures.

**Highlights:** Fault code lookup, Additional charge calculations, PCB dip switch settings, Pressure and temperature checks, Outdoor unit field settings, Refrigerant recovery settings, Emergency modes

**Features:** macOS Compatibility

**In-app purchases:** none


### ChillerROI

[App page](https://appshunter.io/ios/app/chillerroi/id1434676571)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Daikin Service free?

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

### Is ChillerROI free?

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

### Do Daikin Service or ChillerROI have ads?

Neither Daikin Service nor ChillerROI shows ads.

### Which is updated more often, Daikin Service or ChillerROI?

Daikin Service ships an update monthly, and ChillerROI every 4 months. Most recently, Daikin Service was updated on November 1, 2026 and ChillerROI on November 10, 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.*