PTGui is panoramic stitching software for Windows and Mac OSX. Originally developed as a Graphical User Interface for Panorama Tools (hence the name), PTGui now is a full featured photo stitching application. Use PTGui to stitch any number of photos into a panoramic image. PTGui comes in two editions: PTGui and PTGui Pro. The Pro version has all features of the regular version and additionally supports the creation of HDR panoramas. Functionality only present in the Pro version is denoted in this manual by a tag. For the sake of simplicity, this manual refers to PTGui when discussing functionality that is common to PTGui and PTGui Pro.

Features:
- Automatic stitching: create panoramas with just a few mouse clicks
- Manual mode: full control over the final result
- Live preview: instantly see the effect of different settings, without the need to stitch first
- Multi row panoramas: images can be stacked both horizontally and vertically
- Stitch rotated and tilted images
- Create HUGE panoramas: stitch hundreds of images into a gigapixel panorama
- Support for jpeg, tiff and png source images
- Create panoramas in jpeg, tiff or Photoshop format
- Photoshop large document (.psb) support
- Layered Photoshop output, ideal for retouching
- Full support for 16 bit images, for the best image quality
- Panorama editor: interactive adjustment of the panorama perspective