# GROHE Watersystems vs LanternPhish

The clearest difference is in-app purchases: GROHE Watersystems at none against LanternPhish's 2. LanternPhish's advantage is update cadence (every 3 weeks vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. LanternPhish sells 2 in-app purchases, starting at $12.99 per month. GROHE Watersystems asks for nothing beyond the download.

GROHE Watersystems ships an update every 4 months, LanternPhish every 3 weeks. Both last shipped on November 5, 2026.

## The numbers

| Metric | GROHE Watersystems | LanternPhish |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 7.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 86 MB | 48 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 9+ |
| Developer | [Grohe AG](https://appshunter.io/developer/567504975) | [Lantern Phish](https://appshunter.io/developer/1807524040) |

## What reviewers say

### GROHE Watersystems

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

Manage your smart water faucet from your phone. Set custom pours, monitor consumption, and receive timely alerts for filter and CO2 replacements. This app replaces the older GROHE Ondus App.

**Highlights:** Smartphone control for GROHE Blue faucet, Filter and CO2 bottle replacement alerts, Set custom water pours, Monitor water consumption, Automatic transfer from GROHE Ondus App

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

**In-app purchases:** none


### LanternPhish

[App page](https://appshunter.io/ios/app/lanternphish-scam-protection/id6744522053)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $12.99 | per month |
| Annual Subscription | $99.99 | per year |


## Frequently asked questions

### Is GROHE Watersystems free?

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

### Is LanternPhish free?

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

### Do GROHE Watersystems or LanternPhish have ads?

Neither GROHE Watersystems nor LanternPhish shows ads.

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

GROHE Watersystems ships an update every 4 months, and LanternPhish every 3 weeks. Most recently, GROHE Watersystems was updated on November 5, 2026 and LanternPhish on November 5, 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.*