NOx Tester App Download

For Android Phones/Tablets

Open your phone’s browser and visit:
https://www.proformanceampa.com/download

Tap Direct download to install the app.

For iOS Devices

• Scan the QR code on the back of the diagnostic module, product box, or user manual with your camera. It will redirect you to the App Store for download.
• Or open the App Store directly, search for NOX TESTER, then install the app.

Reminder

We recommend keeping the app updated or enabling automatic updates — we’re continuously adding new features.

We welcome your valuable feedback and suggestions. Please contact us!