# Rheonics SensorView vs nLight Field Service

The clearest difference is update cadence: nLight Field Service at weekly against Rheonics SensorView's every 33 months. nLight Field Service also leads on iOS requirement (12.2 vs 15.0). 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.

Rheonics SensorView ships an update every 33 months, nLight Field Service weekly. The most recent releases landed on October 21, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Rheonics SensorView | nLight Field Service |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/rheonics-sensorview/id1557966204/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 33 months | **Weekly** |
| Monetization | Free | — |
| Size | 25 MB | 15 MB |
| Requires iOS | 15.0 | **12.2** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Rheonics GmbH](https://appshunter.io/developer/1557966206) | [BiznusSoft](https://appshunter.io/developer/640122203) |

## What reviewers say

### Rheonics SensorView

[App page](https://appshunter.io/ios/app/rheonics-sensorview/id1557966204)

Monitor Rheonics inline viscometers and density meters wirelessly via Bluetooth LE. View real-time measurements like viscosity, density, and temperature, with options to customize graphs. Future updates will include estimated parameters.

**Highlights:** Wireless Bluetooth LE connectivity, Real-time viscosity measurement, Real-time density measurement, Real-time temperature monitoring, Customizable real-time graphs, Future estimated parameter display

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

**In-app purchases:** none


### nLight Field Service

[App page](https://appshunter.io/ios/app/nlight-field-service/id6443828491)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Rheonics SensorView free?

Rheonics SensorView is free to download, with no in-app purchases.

### Is nLight Field Service free?

nLight Field Service is free to download, with no in-app purchases.

### Do Rheonics SensorView or nLight Field Service have ads?

Neither Rheonics SensorView nor nLight Field Service shows ads.

### Which is updated more often, Rheonics SensorView or nLight Field Service?

Rheonics SensorView ships an update every 33 months, and nLight Field Service weekly. Most recently, Rheonics SensorView was updated on October 21, 2026 and nLight Field Service 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.*