# SCPI Commander vs FIMMS Operational

The clearest difference is update cadence: SCPI Commander at weekly against FIMMS Operational's every 5 weeks. SCPI Commander also leads on iOS requirement (13.0 vs 15.6). 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.

SCPI Commander ships an update weekly, FIMMS Operational every 5 weeks. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | SCPI Commander | FIMMS Operational |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/scpi-commander/id1474671250/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 5 weeks |
| Monetization | Free | — |
| Size | 6 MB | 46 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Michael Augustsson](https://appshunter.io/developer/1455374836) | [United Nations Global Service Centre](https://appshunter.io/developer/1523439852) |

## What reviewers say

### SCPI Commander

[App page](https://appshunter.io/ios/app/scpi-commander/id1474671250)

Control LXI enabled instruments directly from your device. Send SCPI commands, automate measurements with a built-in script engine, and process results. Easily manage and export instrument data, logs, and screen dumps.

**Highlights:** Connect to LXI instruments, Send SCPI commands, Built-in script engine, Automate measurements, Process measurement results, Export data and logs, Instrument identity inquiry

**Features:** macOS Compatibility

**In-app purchases:** none


### FIMMS Operational

[App page](https://appshunter.io/ios/app/fimms-operational/id1624713414)

**In-app purchases:** none


## Frequently asked questions

### Is SCPI Commander free?

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

### Is FIMMS Operational free?

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

### Do SCPI Commander or FIMMS Operational have ads?

Neither SCPI Commander nor FIMMS Operational shows ads.

### Which is updated more often, SCPI Commander or FIMMS Operational?

SCPI Commander ships an update weekly, and FIMMS Operational every 5 weeks. Most recently, SCPI Commander was updated on October 24, 2026 and FIMMS Operational on October 27, 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.*