Corel Draw– It is a vector based software. It is most suited for making illustrations or specification drawings as the software is based point to point drawing. It is easily to draw and adjust shapes and fill colors and effects. Read more on: www.corel.com
Adobe Photoshop – Photoshop is software that helps one edit, create or manage any kind of visual graphics or images. There are many options to create different effects. It is most suited to render illustrations, edit images and create mood/story boards. Read more on: www.adobe.com
Adobe Illustrator - Illustrator is a vector based graphic editor. It is similar to Corel but provides more options and also the images can be easily moved from and to Photoshop. Read more on:www.adobe.com