# Bosch Control vs İste Çalsın

The clearest difference is in-app purchases: Bosch Control at none against İste Çalsın's 4. Bosch Control also leads on ads (none vs shown). İste Çalsın's advantage is update cadence (every 2 weeks vs every 8 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. İste Çalsın sells 4 one-off in-app purchases. Bosch Control asks for nothing beyond the download.

Bosch Control ships an update every 8 months, İste Çalsın every 2 weeks. The most recent releases landed on October 22, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Bosch Control | İste Çalsın |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.6 (5 ratings)](https://appshunter.io/ios/app/bosch-control/id1031837185/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 37.5% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 8 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 9 MB | 97 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Bosch Thermotechnik GmbH](https://appshunter.io/developer/456233209) | [Dogukan Atis](https://appshunter.io/developer/1612945165) |

## What reviewers say

### Bosch Control

[App page](https://appshunter.io/ios/app/bosch-control/id1031837185)

Control your home's heating and hot water remotely with this smart thermostat app. It offers intuitive operation, pre-set schedules, vacation mode, and intelligent energy-saving features like load and weather compensation. Visualize gas usage to identify savings opportunities.

**Highlights:** Remote heating and hot water control, Intuitive touch-screen and app operation, Customizable pre-set schedules, Vacation mode with date settings, Load and weather compensation for efficiency, Domestic hot water control, Visual gas usage data

**Features:** macOS Compatibility

**In-app purchases:** none


### İste Çalsın

[App page](https://appshunter.io/ios/app/iste-calsn/id1612945163)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Adet Mesaj Hakkı | $0.99 | one-time |
| 5 Adet Mesaj Hakkı | $0.99 | one-time |
| 10 Adet Mesaj Hakkı | $1.99 | one-time |
| 25 Adet Mesaj Hakkı | $4.99 | one-time |


## Frequently asked questions

### Is Bosch Control free?

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

### Is İste Çalsın free?

İste Çalsın is free to download, with in-app purchases available.

### Do Bosch Control or İste Çalsın have ads?

İste Çalsın shows ads; Bosch Control does not.

### Which is updated more often, Bosch Control or İste Çalsın?

Bosch Control ships an update every 8 months, and İste Çalsın every 2 weeks. Most recently, Bosch Control was updated on October 22, 2026 and İste Çalsın on October 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.*