TestCard ProHD is a versatile application designed for calibrating screens in home theaters and professional environments. This tool offers a comprehensive solution for adjusting both audio and visual elements to achieve optimal performance. The latest version includes an SPL meter for setting up surround sound sources and an Audio Visual Synchronisation test to diagnose lip-sync issues. TestCard ProHD provides a range of test cards for adjusting contrast, brightness, color, motion, and sharpness, ensuring a high-quality viewing experience without the need for expensive calibration services.

The app's unique capabilities leverage the iPhone and iPad to deliver controlled calibration, enhancing the picture quality on modern High Definition TVs or projectors. In-App purchases unlock additional features like access to test cards on external displays, Virtual Blue Filter, and the SPL meter, ensuring compatibility before purchase to share across iOS devices and Apple TV.