fix4dWelcome to Pix4D Documentation General PIX4Dmatic PIX4Dmatic is optimized for accurate and fast photogrammetric processing for large scale, corridor and terrestrial projects. PIX4DsurveySn-up for a Pix4D account or use the existing Pix4D account to log in to the software. Click icon or Log in on the top rht side of the screen. Enter the Email and click Continue. Enter