# BITZER Electronics ServiceTool vs MRLDS 400

BITZER Electronics ServiceTool and MRLDS 400 are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

BITZER Electronics ServiceTool ships an update every 3 months, MRLDS 400 every 5 months. The most recent releases landed on September 24, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | BITZER Electronics ServiceTool | MRLDS 400 |
| --- | --- | --- |
| 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 3 months** | Every 5 months |
| Monetization | Free | — |
| Size | 248 MB | 8 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BITZER SE](https://appshunter.io/developer/1224090796) | [Copeland LP](https://appshunter.io/developer/464252882) |

## What reviewers say

### 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


### MRLDS 400

[App page](https://appshunter.io/ios/app/mrlds-400/id1502566407)

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

**In-app purchases:** none


## Frequently asked questions

### Is BITZER Electronics ServiceTool free?

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

### Is MRLDS 400 free?

MRLDS 400 is free to download, with no in-app purchases.

### Do BITZER Electronics ServiceTool or MRLDS 400 have ads?

Neither BITZER Electronics ServiceTool nor MRLDS 400 shows ads.

### Which is updated more often, BITZER Electronics ServiceTool or MRLDS 400?

BITZER Electronics ServiceTool ships an update every 3 months, and MRLDS 400 every 5 months. Most recently, BITZER Electronics ServiceTool was updated on September 24, 2026 and MRLDS 400 on September 14, 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.*