# Klimatronik vs DCS Lithium

The clearest difference is update cadence: DCS Lithium at every 2 weeks against Klimatronik's every 3 months. DCS Lithium also leads on iOS requirement (12.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

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

Klimatronik ships an update every 3 months, DCS Lithium every 2 weeks. The most recent releases landed on October 12, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Klimatronik | DCS Lithium |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 14.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 8 MB | 27 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [KLIMATRONIK, TOV](https://appshunter.io/developer/1538757309) | [Marek Tomolowicz](https://appshunter.io/developer/1535362874) |

## What reviewers say

### Klimatronik

[App page](https://appshunter.io/ios/app/klimatronik/id1538757307)

Control your Klimatronik heat recovery ventilation system remotely via Wi-Fi. Adjust fan speeds, set operating modes, monitor air quality, temperature, and humidity, and view historical data. Create custom schedules and timers for optimal indoor climate management.

**Highlights:** Remote Wi-Fi control, Adjustable fan speeds, Operating mode selection, Air quality monitoring (CO2, TVOC), Temperature and humidity monitoring, Weekly scheduling, Timer functions

**Features:** macOS Compatibility

**In-app purchases:** none


### DCS Lithium

[App page](https://appshunter.io/ios/app/dcs-lithium/id6742028751)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Klimatronik free?

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

### Is DCS Lithium free?

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

### Do Klimatronik or DCS Lithium have ads?

Neither Klimatronik nor DCS Lithium shows ads.

### Which is updated more often, Klimatronik or DCS Lithium?

Klimatronik ships an update every 3 months, and DCS Lithium every 2 weeks. Most recently, Klimatronik was updated on October 12, 2026 and DCS Lithium on October 11, 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.*