About this app
The TÜV NORD Onboard Car Diagnosis app enables easy checking of error codes, mileage, and VINs. Developed by Carly for TÜV NORD, the app offers precise diagnostic features and insights into vehicle status to identify and resolve potential issues early.
Latest release
What’s New
Improvements in core functions - check weekly newsletter for more details.
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Sep 3, 2026 · 7:15 AM Free
Screenshots
