# WhereCom K2 vs i3 KNX

The clearest difference is update cadence: WhereCom K2 at every 4 weeks against i3 KNX's every 2 months. WhereCom K2 also leads on iOS requirement (7.0 vs 11.0). On price, review sentiment, 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.

WhereCom K2 ships an update every 4 weeks, i3 KNX every 2 months. The most recent releases landed on October 9, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | WhereCom K2 | i3 KNX |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Every 2 months |
| Monetization | Free | Free |
| Size | 30 MB | 53 MB |
| Requires iOS | **7.0** | 11.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [UMEOX Innovations Co., Ltd.](https://appshunter.io/developer/1104117218) | [iRidium Ltd.](https://appshunter.io/developer/1050642680) |

## What reviewers say

### WhereCom K2

[App page](https://appshunter.io/ios/app/wherecom-k2/id1070056651)

This app allows parents to communicate with and track their child's location using a compatible wearable device. Set up virtual safe zones and receive alerts when your child enters or leaves them. It also supports voice chat and emergency SOS features.

**Highlights:** Call wearable device, Track child's location, Set virtual safe zones, Receive zone alerts, Voice chat communication, Emergency SOS features, Add family members

**Features:** macOS Compatibility

**In-app purchases:** none


### i3 KNX

[App page](https://appshunter.io/ios/app/i3-knx/id1497857592)

Control your KNX smart home, office, or hotel automation system from a single interface. Integrate cameras, intercoms, and multimedia for comprehensive management. Create timers, schedules, and utilize voice control for seamless automation.

**Highlights:** KNX system integration, Camera and intercom integration, Timer and schedule creation, Voice control capabilities, Secure remote access, Fast project setup

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is WhereCom K2 free?

WhereCom K2 is free to download, with no in-app purchases.

### Is i3 KNX free?

i3 KNX is free to download, with no in-app purchases.

### Do WhereCom K2 or i3 KNX have ads?

Neither WhereCom K2 nor i3 KNX shows ads.

### Which is updated more often, WhereCom K2 or i3 KNX?

WhereCom K2 ships an update every 4 weeks, and i3 KNX every 2 months. Most recently, WhereCom K2 was updated on October 9, 2026 and i3 KNX on October 16, 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.*