PC Cleaner - Version 5.3 PC Cleaner is designed to optimize and clean your system. PC Cleaner allows very fast search and removal of unwanted and unused files, freeing space on your hard disk which enables Windows to run faster. The main feature of the program is that it searches for unnecessary files for all users, not just the current one.PC Cleaner is designed to optimize and clean your system. PC Cleaner allows very fast search and removal of unwanted and unused files, freeing space on your hard disk which enables Windows to run faster. The main feature of the program is that it searches for unnecessary files for all users, not just the current one.PC Cleaner is designed to optimize and clean your system. PC Cleaner allows very fast search and removal of unwanted and unused files, freeing space on your hard disk which enables Windows to run faster. The main feature of the program is that it searches for unnecessary files for all users, not just the current one.