ECG QS vs QS.on
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ECG QS
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Diese App ermöglicht die Erfassung und Anzeige von Mängeln in Gebäuden für die Begehung. Mängel können heruntergeladen und im Grundrissplan dargestellt werden. Nach Begehung erfolgt der Upload der geschossenen Fotos.
QS.on
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Welcome to QS.on, the app for carrying out structured and efficient quality inspections. Perform your site inspections with state-of-the-art software. Signature-based log recording Documentation of weak points using the built-in camera Work at any location, even without a network connection Automated mail dispatch of results Construction site scheduling from previous systems All inspections always in view Standard interfaces from upstream and downstream systems Portal-supported management system Simplest operability Cost-efficient recording of inspections A programm from practice for practitioners.
Screenshots
Verdict
The clearest difference is iOS requirement: ECG QS at 12.0 against QS.on's 15.0. On price, update cadence, ads and in-app purchases 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.
Both ship on a similar rhythm, roughly every 5 weeks. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.
| Parameter | ECG QS | QS.on |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 weeks | Every 5 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 88 MB | 205 MB |
| Age rating | 4+ | 4+ |
| Developer | disserto management gmbh | LEW Verteilnetz GmbH |
In-app purchases
ECG QS
No in-app purchases
QS.on
No in-app purchases
