IngSoft InterWatt (eIAM) vs Bluewash Swiss
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
IngSoft InterWatt (eIAM)
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With the IngSoft InterWatt Mobile App, you have access to your reading lists anytime and anywhere and can fill them out directly at your meter offline. As soon as you are online again, you can complete the measurement and send it to your IngSoft Cloud.
Bluewash Swiss
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Mit unserer App reinigen Sie Ihr Fahrzeug schnell und einfach. Sammeln Sie Punkte um eine kostenlose Reinigung zu erhalten.
Screenshots
Verdict
IngSoft InterWatt (eIAM) and Bluewash Swiss are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
IngSoft InterWatt (eIAM) ships an update fortnightly, Bluewash Swiss every 3 weeks. The most recent releases landed on September 24, 2026 and October 12, 2026 respectively.
| Parameter | IngSoft InterWatt (eIAM) | Bluewash Swiss |
|---|---|---|
| Price | Free | Free |
| Update frequency | Fortnightly — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.6 — better | 16.2 |
| Further details — not scored | ||
| Size | 51 MB | 27 MB |
| Age rating | 4+ | 17+ |
| Developer | IngSoft GmbH | Bluewash |
In-app purchases
IngSoft InterWatt (eIAM)
No in-app purchases
Bluewash Swiss
No in-app purchases
