# ChillerROI vs BITZER Electronics ServiceTool

The clearest difference is iOS requirement: ChillerROI at 9.0 against BITZER Electronics ServiceTool's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

ChillerROI ships an update every 4 months, BITZER Electronics ServiceTool every 3 months. The most recent releases landed on September 26, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | ChillerROI | BITZER Electronics ServiceTool |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/bitzer-electronics-servicetool/id1437610638/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 months** |
| Monetization | — | Free |
| Size | 18 MB | 248 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Danfoss A/S](https://appshunter.io/developer/423984644) | [BITZER SE](https://appshunter.io/developer/1224090796) |

## What reviewers say

### ChillerROI

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

**Features:** macOS Compatibility

**In-app purchases:** none


### BITZER Electronics ServiceTool

[App page](https://appshunter.io/ios/app/bitzer-electronics-servicetool/id1437610638)

This application allows for Bluetooth connectivity to specific BITZER IQ products. Users can configure devices, monitor operations, view alarms with help texts, and retrieve logs for visualization and cloud upload.

**Highlights:** Bluetooth connectivity, Device configuration, Operation monitoring, Alarm viewing with help texts, Log retrieval and visualization, Cloud upload for logs

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

**In-app purchases:** none


## Frequently asked questions

### Is ChillerROI free?

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

### Is BITZER Electronics ServiceTool free?

BITZER Electronics ServiceTool is free to download, with no in-app purchases.

### Do ChillerROI or BITZER Electronics ServiceTool have ads?

Neither ChillerROI nor BITZER Electronics ServiceTool shows ads.

### Which is updated more often, ChillerROI or BITZER Electronics ServiceTool?

ChillerROI ships an update every 4 months, and BITZER Electronics ServiceTool every 3 months. Most recently, ChillerROI was updated on September 26, 2026 and BITZER Electronics ServiceTool on September 24, 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.*