T vs CK
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
T
Control and configure your domestic hot water system remotely via a Wi-Fi enabled thermostat. Turn traditional water heaters into smart home devices for convenient temperature management from your iOS device.
- Remote hot water control
- Configure water temperature
- Smart home integration
- Wi-Fi enabled connectivity
- iOS device compatibility
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The T-Smart app from Tesla UK Ltd allows control and configuration of your domestic hot water via the T-Smart thermostat. The T-Smart solution enables traditional hot water cylinders to become an integrated smart home device. This Wi-Fi enabled control allows for wireless connection to your home's water heater. The T-Smart app allows you to control and configure your planners or water temperature via your iOS device remotely.
CK
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Control App for CK Tools MightyScope Inspection Camera
Screenshots
Verdict
The clearest difference is update cadence: T at every 6 weeks against CK's every 16 months. CK's advantage is iOS requirement (9.0 vs 13.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
T ships an update every 6 weeks, CK every 16 months. The most recent releases landed on September 23, 2026 and October 10, 2026 respectively.
| Parameter | T | CK |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 23.5% of reviews | — |
| Update frequency | Every 6 weeks — better | Every 16 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 13.0 | 9.0 — better |
| Further details — not scored | ||
| Size | 8 MB | 25 MB |
| Age rating | 4+ | 4+ |
| Developer | EuroICC d.o.o. | CARL KAMMERLING INTERNATIONAL LIMITED |
In-app purchases
T
No in-app purchases
CK
No in-app purchases
