# LINQ M2 vs KE2 Sensor Tool

The clearest difference is iOS requirement: LINQ M2 at 15.5 against KE2 Sensor Tool's 17.6. 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.

LINQ M2 ships an update monthly, KE2 Sensor Tool every 2 weeks. The most recent releases landed on September 17, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | LINQ M2 | KE2 Sensor Tool |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Size | 49 MB | 2 MB |
| Requires iOS | **15.5** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Entronix LLC](https://appshunter.io/developer/1092254159) | [KE2 Therm Solutions](https://appshunter.io/developer/1646449848) |

## What reviewers say

### LINQ M2

[App page](https://appshunter.io/ios/app/linq-m2/id6475693554)

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

**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 LINQ M2 free?

LINQ M2 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 LINQ M2 or KE2 Sensor Tool have ads?

Neither LINQ M2 nor KE2 Sensor Tool shows ads.

### Which is updated more often, LINQ M2 or KE2 Sensor Tool?

LINQ M2 ships an update monthly, and KE2 Sensor Tool every 2 weeks. Most recently, LINQ M2 was updated on September 17, 2026 and KE2 Sensor Tool on September 7, 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.*