PTGui is a powerful and full-featured panoramic photography and stitching software which comes with GPU acceleration for fast and best stitching. It allows you to stitch any number of photos into an amazing panoramic image and create a large and high resolution image from any number of images. PTGui formerly know as Graphical User Interface for Panorama Tools (GuiPT) let’s you easily to create 360 degree cylindrical panoramas and stitch images with full control over the final stitched result.