# Casambi vs GROHE Watersystems

The clearest difference is review sentiment: Casambi at 47% against GROHE Watersystems's 7%. Casambi also leads on update cadence (monthly vs every 4 months) and device support (4 vs 2). GROHE Watersystems's advantage is monetization model (free vs free with in-app purchases). On price, ads, in-app purchases and iOS requirement there is nothing between them.

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

Casambi ships an update monthly, GROHE Watersystems every 4 months. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Casambi | GROHE Watersystems |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (15 ratings)](https://appshunter.io/ios/app/casambi/id731859317/reviews)** | — |
| Number of ratings | **15** | — |
| Positive reviews | **46.7% of reviews** | 7.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 4 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 68 MB | 86 MB |
| Requires iOS | 15.6 | **14.0** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Casambi Technologies Ltd](https://appshunter.io/developer/731859320) | [Grohe AG](https://appshunter.io/developer/567504975) |

## 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


### GROHE Watersystems

[App page](https://appshunter.io/ios/app/grohe-watersystems/id1502247993)

Manage your GROHE Blue Chilled and Sparkling 2.0 faucet directly from your smartphone. Set personalized water preferences, monitor consumption, and receive timely alerts for filter and CO2 bottle replacements.

**Highlights:** Smartphone faucet control, Personalized water settings, Water consumption monitoring, Filter and CO2 replacement alerts, Automatic data transfer from Ondus App

**Features:** Apple Wallet, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Casambi free?

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

### Is GROHE Watersystems free?

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

### Do Casambi or GROHE Watersystems have ads?

Neither Casambi nor GROHE Watersystems shows ads.

### Which is updated more often, Casambi or GROHE Watersystems?

Casambi ships an update monthly, and GROHE Watersystems every 4 months. Most recently, Casambi was updated on October 23, 2026 and GROHE Watersystems on October 24, 2026.

---

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