# OPTICHECK Flow Mobile vs LYNX by Flowlab

The clearest difference is update cadence: LYNX by Flowlab at every 3 weeks against OPTICHECK Flow Mobile's every 3 months. On price, rating, ratings volume and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 4.0 for OPTICHECK Flow Mobile against 4.0 for LYNX by Flowlab. Both are backed by a comparable volume of ratings — 2 and 4 respectively.

OPTICHECK Flow Mobile ships an update every 3 months, LYNX by Flowlab every 3 weeks. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | OPTICHECK Flow Mobile | LYNX by Flowlab |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (2 ratings)](https://appshunter.io/ios/app/opticheck-flow-mobile/id1476806101/reviews) | [4.0 (4 ratings)](https://appshunter.io/ios/app/lynx-by-flowlab/id6477312649/reviews) |
| Number of ratings | 2 | **4** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 361 MB | 50 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [KROHNE Messtechnik GmbH](https://appshunter.io/developer/1445655816) | [Craig Gaspard](https://appshunter.io/developer/1533341567) |

## What reviewers say

### 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


### LYNX by Flowlab

[App page](https://appshunter.io/ios/app/lynx-by-flowlab/id6477312649)

This app links physical assets to digital data using NFC, RF, barcodes, or QR codes. It generates instant reports from customizable templates and enhances vendor interactions. AI assists field personnel with technical references, while AR and VR offer immersive exploration of asset data and libraries.

**Highlights:** Link data to assets via NFC/RF/Barcode/QR, Generate instant reports from customizable templates, AI-powered technical reference for field personnel, Live project progress tracking and reporting, Asset GPS position and location logging, Virtual Reality exploration of asset library, Augmented Reality asset location mapping

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OPTICHECK Flow Mobile free?

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

### Is LYNX by Flowlab free?

LYNX by Flowlab is free to download, with no in-app purchases.

### Which has better reviews, OPTICHECK Flow Mobile or LYNX by Flowlab?

OPTICHECK Flow Mobile and LYNX by Flowlab are both rated 4.0 out of 5 on the App Store, from 2 and 4 ratings respectively.

### Do OPTICHECK Flow Mobile or LYNX by Flowlab have ads?

Neither OPTICHECK Flow Mobile nor LYNX by Flowlab shows ads.

### Which is updated more often, OPTICHECK Flow Mobile or LYNX by Flowlab?

OPTICHECK Flow Mobile ships an update every 3 months, and LYNX by Flowlab every 3 weeks. Most recently, OPTICHECK Flow Mobile was updated on November 3, 2026 and LYNX by Flowlab on November 4, 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.*