# OPTICHECK Flow Mobile vs JUMO smartCONNECT

The clearest difference is iOS requirement: JUMO smartCONNECT at 14.0 against OPTICHECK Flow Mobile's 16.4. On price, update cadence, 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.

OPTICHECK Flow Mobile ships an update every 3 months, JUMO smartCONNECT every 2 months. The most recent releases landed on September 23, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | OPTICHECK Flow Mobile | JUMO smartCONNECT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (2 ratings)](https://appshunter.io/ios/app/opticheck-flow-mobile/id1476806101/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 359 MB | 148 MB |
| Requires iOS | 16.4 | **14.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [KROHNE Messtechnik GmbH](https://appshunter.io/developer/1445655816) | [JUMO GmbH & Co. KG](https://appshunter.io/developer/1023671932) |

## 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


### JUMO smartCONNECT

[App page](https://appshunter.io/ios/app/jumo-smartconnect/id1583191994)

**Features:** Vision Pro support

**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 JUMO smartCONNECT free?

JUMO smartCONNECT is free to download, with no in-app purchases.

### Do OPTICHECK Flow Mobile or JUMO smartCONNECT have ads?

Neither OPTICHECK Flow Mobile nor JUMO smartCONNECT shows ads.

### Which is updated more often, OPTICHECK Flow Mobile or JUMO smartCONNECT?

OPTICHECK Flow Mobile ships an update every 3 months, and JUMO smartCONNECT every 2 months. Most recently, OPTICHECK Flow Mobile was updated on September 23, 2026 and JUMO smartCONNECT on September 13, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*