GROHE Watersystems vs Oldtimerwandern
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
GROHE Watersystems
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.
- 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
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Control your GROHE Blue Chilled and Sparkling 2.0 faucet via your smartphone. The GROHE Watersystems App will not only help you during the configuration of your watersystem appliance, but will let you know when the filter or CO2 bottle will need replacing. Within this app, you can also set up favourites for pouring water in a predefined amount and sparkling grade, and you can monitor your water consumption. Note: This App replaces the GROHE Ondus App. If you have used the GROHE Ondus App before, then your connected GROHE Blue watersystem will be transferred into this new Watersystems App automatically.
Oldtimerwandern
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Mit der Oldtimer-Wander-App wird deine nächste Oldtimer-Ausfahrt zu einem unvergesslichen und entspannten Erlebnis.
Screenshots
Verdict
The clearest difference is update cadence: Oldtimerwandern at fortnightly against GROHE Watersystems's every 4 months. GROHE Watersystems's advantage is iOS requirement (14.0 vs 18.6). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
GROHE Watersystems ships an update every 4 months, Oldtimerwandern fortnightly. The most recent releases landed on November 5, 2026 and October 25, 2026 respectively.
| Parameter | GROHE Watersystems | Oldtimerwandern |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 7.0% of reviews | — |
| Update frequency | Every 4 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 14.0 — better | 18.6 |
| Further details — not scored | ||
| Size | 86 MB | 217 MB |
| Age rating | 17+ | 4+ |
| Developer | Grohe AG | Seitwerk GmbH |
In-app purchases
GROHE Watersystems
No in-app purchases
Oldtimerwandern
No in-app purchases
Questions
Is GROHE Watersystems free?
Is Oldtimerwandern free?
Do GROHE Watersystems or Oldtimerwandern have ads?
Which is updated more often, GROHE Watersystems or Oldtimerwandern?
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