# Cumulocity IoT Sensor App vs E Sentry Systems

The clearest difference is update cadence: E Sentry Systems at every 3 weeks against Cumulocity IoT Sensor App's every 14 months. Cumulocity IoT Sensor App's advantage is iOS requirement (13.0 vs 16.0). 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.

Cumulocity IoT Sensor App ships an update every 14 months, E Sentry Systems every 3 weeks. The most recent releases landed on September 29, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Cumulocity IoT Sensor App | E Sentry Systems |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cumulocity-iot-sensor-app/id1516838930/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 18 MB | 54 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Cumulocity GmbH](https://appshunter.io/developer/1779507292) | [IRISS Inc](https://appshunter.io/developer/1245323320) |

## What reviewers say

### Cumulocity IoT Sensor App

[App page](https://appshunter.io/ios/app/cumulocity-iot-sensor-app/id1516838930)

This app allows you to transform your smartphone into an IoT device, visualizing sensor data and sending measurements to a cloud platform. You can register your phone, trigger alarms, and connect Bluetooth devices for data transmission.

**Highlights:** Register smartphone as an IoT device, Visualize phone sensor data, Trigger alarms and send peak values, Connect Bluetooth devices, Send measurements to IoT platform

**In-app purchases:** none


### E Sentry Systems

[App page](https://appshunter.io/ios/app/e-sentry-systems/id6444192723)

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

**In-app purchases:** none


## Frequently asked questions

### Is Cumulocity IoT Sensor App free?

Cumulocity IoT Sensor App is free to download, with no in-app purchases.

### Is E Sentry Systems free?

E Sentry Systems is free to download, with no in-app purchases.

### Do Cumulocity IoT Sensor App or E Sentry Systems have ads?

Neither Cumulocity IoT Sensor App nor E Sentry Systems shows ads.

### Which is updated more often, Cumulocity IoT Sensor App or E Sentry Systems?

Cumulocity IoT Sensor App ships an update every 14 months, and E Sentry Systems every 3 weeks. Most recently, Cumulocity IoT Sensor App was updated on September 29, 2026 and E Sentry Systems on October 13, 2026.

---

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