Short description of ByteSweeper 2.5: ByteSweeper removes unused and temporary files from your system - allowing it to run faster, more efficiently and giving you more hard disk space. The best part is that it's fast! ByteSweeper also features a "Safe Mode" for those who just want to cleanup their computers quickly and safely. And, for the more advanced user, we've included an "Advanced Mode" that allows you to select different cleanup options.