# Concept Heating vs WFS400

The clearest difference is update cadence: WFS400 at fortnightly against Concept Heating's every 23 months. Concept Heating's advantage is review sentiment (8% vs 0%) and iOS requirement (8.0 vs 10.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Concept Heating ships an update every 23 months, WFS400 fortnightly. The most recent releases landed on October 3, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Concept Heating | WFS400 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/concept-heating/id1412643887/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | **8.3% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 23 months | **Fortnightly** |
| Monetization | Free | Free |
| Size | 5 MB | 27 MB |
| Requires iOS | **8.0** | 10.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jindrich Valenta - Concept](https://appshunter.io/developer/1409588876) | [SEO Electronics s.c.](https://appshunter.io/developer/1488373392) |

## What reviewers say

### Concept Heating

[App page](https://appshunter.io/ios/app/concept-heating/id1412643887)

Remotely manage your CONCEPT convection heater from your smartphone or tablet via Wi-Fi. Turn your heater on or off and set your desired temperature from anywhere, ensuring your home is warm when you arrive.

**Highlights:** Remote heater control via Wi-Fi, Turn heater on/off, Set desired temperature, Control from smartphone or tablet, Compatible with VT5000 and VT5010 models

**Features:** macOS Compatibility

**In-app purchases:** none


### WFS400

[App page](https://appshunter.io/ios/app/wfs400/id1548218818)

This application allows you to disarm your vehicle's anti-theft immobilizer using your smartphone. It offers automatic unlocking when you approach your car and supports pairing multiple phones or wireless transmitters.

**Highlights:** Smartphone-based immobilizer disarming, Automatic car unlocking via proximity, Pair up to 8 phones or transmitters, Background operation, PIN code backup

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Concept Heating free?

Concept Heating is free to download, with no in-app purchases.

### Is WFS400 free?

WFS400 is free to download, with no in-app purchases.

### Do Concept Heating or WFS400 have ads?

Neither Concept Heating nor WFS400 shows ads.

### Which is updated more often, Concept Heating or WFS400?

Concept Heating ships an update every 23 months, and WFS400 fortnightly. Most recently, Concept Heating was updated on October 3, 2026 and WFS400 on October 2, 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.*