# CORE Service vs KE2 Sensor Tool

The clearest difference is update cadence: KE2 Sensor Tool at every 2 weeks against CORE Service's every 3 months. CORE Service's advantage is iOS requirement (14.0 vs 17.6). 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.

CORE Service ships an update every 3 months, KE2 Sensor Tool every 2 weeks. The most recent releases landed on August 15, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | CORE Service | KE2 Sensor Tool |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.6 (19 ratings)](https://appshunter.io/ios/app/core-service/id1566612696/reviews)** | — |
| Number of ratings | **19** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 46 MB | 2 MB |
| Requires iOS | **14.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Lennox Industries](https://appshunter.io/developer/355049651) | [KE2 Therm Solutions](https://appshunter.io/developer/1646449848) |

## What reviewers say

### CORE Service

[App page](https://appshunter.io/ios/app/core-service/id1566612696)

This app provides a wireless interface for commercial HVAC technicians to control and service specific Lennox rooftop units. It offers guided setup, enhanced testing, and parameter configuration to streamline the service process.

**Highlights:** Wireless mobile service app, Guided setup with progress indicators, Enhanced test functionality, Real-time sensor readings and trending, Parameter configuration, Exportable setup summaries

**Features:** macOS Compatibility

**In-app purchases:** none


### KE2 Sensor Tool

[App page](https://appshunter.io/ios/app/ke2-sensor-tool/id6743175699)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CORE Service free?

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

### Is KE2 Sensor Tool free?

KE2 Sensor Tool is free to download, with no in-app purchases.

### Do CORE Service or KE2 Sensor Tool have ads?

Neither CORE Service nor KE2 Sensor Tool shows ads.

### Which is updated more often, CORE Service or KE2 Sensor Tool?

CORE Service ships an update every 3 months, and KE2 Sensor Tool every 2 weeks. Most recently, CORE Service was updated on August 15, 2026 and KE2 Sensor Tool on September 23, 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.*