AVG Antivirus free is one of the most popular antivirus programs on the market. AVG TuneUp also scans for issues that can cause system crashes and unpredictable behavior, including unnecessary programs installed on your PC, out-dated software, and unusual system settings. AVG TuneUp speeds up and cleans your PC by scanning for, then allowing you to safely remove unnecessary files from your system. New: Software Uninstaller removes bloatware and adware taking up space on your PC, giving you more memory for the things you really care about. Faster, cleaner, clever PC AVG TuneUp is your one-screen suite that makes your PC run faster, smoother, and longer: just how you like it.