PTLens is described as 'Software that correct lens pincushion or barrel distortion, chromatic aberration, vignetting, and perspective in normal and fisheye lenses' and is an app. There are more than 10 alternatives to PTLens for a variety of platforms, including Windows, Mac, Linux, BSD and KDE Plasma apps. The best PTLens alternative is GIMP, which is both free and Open Source. Other great apps like PTLens are showFoto, DxO ViewPoint, Ultimate Paint and ShiftN.
Saint Paint is the ideal paint package for creating and editing True Colour, 256 colour, 16 colour, and Monochrome graphics, and animating in any mode or combination of modes, with AVI editing support. It features all the essential graphic tools you'll need in everyday use...
