# Field Device Configurator vs OPTICHECK Flow Mobile

The clearest difference is rating: Field Device Configurator at 5.0 against OPTICHECK Flow Mobile's 4.0. Field Device Configurator also leads on iOS requirement (13.0 vs 16.4). OPTICHECK Flow Mobile's advantage is update cadence (every 3 months vs every 15 months). On price, ratings volume, 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.

Field Device Configurator holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 3 and 2 respectively.

Field Device Configurator ships an update every 15 months, OPTICHECK Flow Mobile every 3 months. The most recent releases landed on October 29, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Field Device Configurator | OPTICHECK Flow Mobile |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/field-device-configurator/id1441140433/reviews)** | [4.0 (2 ratings)](https://appshunter.io/ios/app/opticheck-flow-mobile/id1476806101/reviews) |
| Number of ratings | **3** | 2 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 3 months** |
| Monetization | Free | Free |
| Size | 188 MB | 361 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Endress and Hauser Instruments International AG](https://appshunter.io/developer/513969520) | [KROHNE Messtechnik GmbH](https://appshunter.io/developer/1445655816) |

## What reviewers say

### Field Device Configurator

[App page](https://appshunter.io/ios/app/field-device-configurator/id1441140433)

This mobile tool provides wireless access to diagnostics and process information for field devices via Bluetooth. It streamlines configuration and maintenance tasks, even in hazardous environments, with secure data transmission. An integrated device list offers a quick overview of nearby devices.

**Highlights:** Wireless configuration via Bluetooth, Mobile access to diagnostics, Process information access, Secure data transmission, Integrated device list, Time-saving maintenance tool

**Features:** macOS Compatibility

**In-app purchases:** none


### OPTICHECK Flow Mobile

[App page](https://appshunter.io/ios/app/opticheck-flow-mobile/id1476806101)

This utility app facilitates the wireless setup, verification, and ongoing monitoring of specific KROHNE flow meters. It enables secure Bluetooth® connectivity for device configuration and performance checks without interrupting ongoing measurements.

**Highlights:** Wireless device commissioning, Device parameterization via Bluetooth®, Verification without measurement interruption, Monitoring of meter performance, Monitoring of application parameters

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

**In-app purchases:** none


## Frequently asked questions

### Is Field Device Configurator free?

Field Device Configurator is free to download, with no in-app purchases.

### Is OPTICHECK Flow Mobile free?

OPTICHECK Flow Mobile is free to download, with no in-app purchases.

### Which has better reviews, Field Device Configurator or OPTICHECK Flow Mobile?

Field Device Configurator is rated higher. Field Device Configurator averages 5.0 out of 5 from 3 ratings, while OPTICHECK Flow Mobile averages 4.0 from 2 ratings.

### Do Field Device Configurator or OPTICHECK Flow Mobile have ads?

Neither Field Device Configurator nor OPTICHECK Flow Mobile shows ads.

### Which is updated more often, Field Device Configurator or OPTICHECK Flow Mobile?

Field Device Configurator ships an update every 15 months, and OPTICHECK Flow Mobile every 3 months. Most recently, Field Device Configurator was updated on October 29, 2026 and OPTICHECK Flow Mobile on October 13, 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.*