X7n Demo vs QualiT Check
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
X7n Demo
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This application is for iOS devices to test barcode scanner function for X7n series, including X70, X71 and etc.
QualiT Check
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The Qualit Check app enables easy checking of error codes, mileage, and VINs. Developed by Carly the app offers precise diagnostic features and insights into vehicle status to identify and resolve potential issues early.
Screenshots
Verdict
The clearest difference is update cadence: QualiT Check at weekly against X7n Demo's every 2 months. X7n Demo's advantage is iOS requirement (12.4 vs 17.0). 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.
X7n Demo ships an update every 2 months, QualiT Check weekly. The most recent releases landed on November 7, 2026 and November 12, 2026 respectively.
| Parameter | X7n Demo | QualiT Check |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.4 — better | 17.0 |
| Further details — not scored | ||
| Size | 2 MB | 62 MB |
| Age rating | 4+ | 4+ |
| Developer | Xema, Inc. | Carly Solutions GmbH Co KG |
In-app purchases
X7n Demo
No in-app purchases
QualiT Check
No in-app purchases
