Mobsoft PROSE: Simple Edition PROSE (PRofessional Operating System Extension): Simple Edition makes your computer faster, easier and better. PROSE brings your computer's GUI down to another level of simplicity, PROSE makes your ... Cost: $15 Buy full version       Trial version       Publisher: Mobsoft     Descriptions Mobsoft PROSE: Simple Edition: PROSE (PRofessional Operating System Extension): Simple Edition makes your computer faster, easier and better. PROSE brings your computer's GUI down to another level of simplicity, PROSE makes your computer so easy to use that anyone can use it! not only that but your computer turns into a parade full of bright colours rather than the boring grey windows.