# Casambi vs Klarstein

The clearest difference is rating: Klarstein at 4.3 against Casambi's 3.6. Klarstein also leads on monetization model (free vs free with in-app purchases). On price, review sentiment, ratings volume and update cadence there is nothing between them.

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

Klarstein holds the better App Store score, 4.3 against 3.6. Both are backed by a comparable volume of ratings — 16 and 30 respectively. Written reviews point the same way: 47% of Casambi's written reviews are positive against 53% of Klarstein's.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on November 6, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Casambi | Klarstein |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.6 (16 ratings)](https://appshunter.io/ios/app/casambi/id731859317/reviews) | **[4.3 (30 ratings)](https://appshunter.io/ios/app/klarstein/id1479571307/reviews)** |
| Number of ratings | 16 | **30** |
| Positive reviews | 46.7% of reviews | **53.2% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | Free with in-app purchases | **Free** |
| Size | 68 MB | 254 MB |
| Requires iOS | 15.6 | **14.0** |
| Devices | iPhone, iPad, iPod, Apple Watch | iPhone, iPad, iPod, Apple Watch |
| Age rating | 4+ | 12+ |
| Developer | [Casambi Technologies Ltd](https://appshunter.io/developer/731859320) | [Chal-Tec GmbH](https://appshunter.io/developer/1300080322) |

## What reviewers say

### Casambi

[App page](https://appshunter.io/ios/app/casambi/id731859317)

Effortlessly personalize your lighting with wireless control. Create custom scenes, animations, and automate your lights from a smartphone or tablet. Seamlessly manage multiple devices and share access with others.

**Highlights:** Wireless lighting control, Customizable scenes and animations, Daylight and timed control, Visual control from photos, Network sharing with access rights, Control up to 250 devices per network

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### Klarstein

[App page](https://appshunter.io/ios/app/klarstein/id1479571307)

Control and monitor your smart home devices remotely from anywhere in the world. Organize devices by room, track real-time temperature and humidity, and receive updates on sales and customer support.

**Highlights:** Remote device control, Real-time temperature/humidity monitoring, Room organization, Device setup guides, Sales and support information

**Features:** Apple Watch app, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Easy setup and use
- 📱 Remote control via app
- 🗣️ Alexa and voice assistant integration
- 💡 Scene and automation creation
- 🏠 Home network integration

**What reviewers complain about**

- 🐛 Frequent bugs and glitches
- 📉 Unreliable scheduling
- ❌ App crashes and freezes
- ⚠️ Random resets of settings
- 🔌 Connection issues

**Reported bugs**

- App crashes after update
- Schedules ignored or reset randomly
- Devices turn on/off randomly
- Temperature settings are random
- App does not work after update

**Requested features**

- Dark mode
- Power consumption monitoring
- Siri/HomeKit integration
- Ability to select multiple devices for scenes
- Remove sound on radiator


## Frequently asked questions

### Is Casambi free?

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

### Is Klarstein free?

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

### Which has better reviews, Casambi or Klarstein?

Klarstein is rated higher. Casambi averages 3.6 out of 5 from 16 ratings, while Klarstein averages 4.3 from 30 ratings.

### Do Casambi or Klarstein have ads?

Neither Casambi nor Klarstein shows ads.

### Which is updated more often, Casambi or Klarstein?

Casambi ships an update monthly, and Klarstein monthly. Most recently, Casambi was updated on November 6, 2026 and Klarstein on November 7, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*