BITZER Electronics ServiceTool vs Marshal
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BITZER Electronics ServiceTool
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.
- Bluetooth connectivity
- Device configuration
- Operation monitoring
- Alarm viewing with help texts
- Log retrieval and visualization
- Cloud upload for logs
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This is the App edition of the BEST SOFTWARE (BITZER Electronics Service Tool) for connecting to BITZER IQ products that support Bluetooth. Quickly configure the devices, monitor the operation and view the alarms including alarm help texts. Furthermore, the logs can be retrieved from the devices, visualized and uploaded to the myBITZERcloud for storage and sharing with other devices and peoples. Supported products: // IQ MODULE CM-RC-02 // IQ MODULE CM-RC-01 - Requires firmware version 2.5.246.00 or newer - For firmware update use the Windows version of BEST as it requires to connect via the BEST converter // IQ MODULE CM-SW-01 - Requires firmware version 2.8.82.00 or newer - For firmware update use the Windows version of BEST as it requires to connect via the BEST converter // CSV - Bluetooth is available by the CSV frequency inverters with the control board of the 2nd generation. This control board can be recognized by the STO input (orange connector) or the RJ12 socket for the BEST converter - Requires firmware version 1.92 or newer - For first configuration (change of refrigerant or configuring the compressor type in case of spare parts) use the Windows version of BEST as it requires to connect via the BEST converter. Also for firmware updates // ECOSTAR LHV5E and LHV7E - Requires firmware version 5.0.2.0 or newer - For firmware update use the Windows version of BEST
Marshal
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Marshal is your drive expert in the field and allows you to commission, clone, diagnose issues, and monitor the drive in just a few screen taps. Easy to use, Marshal gets your drive up and running in under 60 seconds. Powered by Near Field Communication (NFC) technology, simply connect to the drive by placing your mobile device close to the NFC logo. Data transfer takes less than 0.5s. Marshal supports you with: Commissioning • Power off or on commissioning (even in the box) • FastStart – assisted commissioning. Only 4 simple steps to get you up and running • Advanced features available in parameter setting • Pre-set application configurations Cloning • Parameters can be easily transferred from one drive to another - just tap to write as many drives as you want • Back-up and restore the configuration via the app Share • Share configuration via Outlook, OneDrive, WhatsApp etc. • Shared configurations are compatible with Marshal & Connect (our PC commissioning tool) • Export configuration to PDF format Offline capabilities • Create new configurations in the app • Open existing projects to review/change parameters Diagnostics • Guided diagnostics for the system even without drive alarms or trips • Diagnostics available with power off or on • Get support with drive alarms within the app • Error log & active error diagnostics – view active and historical error info • Differences from default – compare configuration against factory defaults Registration • Activate the 5 Year Warranty via the app • Access & download support materials via your CT account Monitoring and security • Quick view of parameter settings & drive status • Restrict access to drive configuration via PIN • Quick visualisation of I/O, motor, and speed settings
Screenshots
Verdict
BITZER Electronics ServiceTool and Marshal 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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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, Marshal every 2 months. The most recent releases landed on October 2, 2026 and October 13, 2026 respectively.
| Parameter | BITZER Electronics ServiceTool | Marshal |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (2 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 3 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 248 MB | 241 MB |
| Age rating | 4+ | 4+ |
| Developer | BITZER SE | Control Techniques Limited |
In-app purchases
BITZER Electronics ServiceTool
No in-app purchases
Marshal
No in-app purchases
Questions
Is BITZER Electronics ServiceTool free?
Is Marshal free?
Do BITZER Electronics ServiceTool or Marshal have ads?
Which is updated more often, BITZER Electronics ServiceTool or Marshal?
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