A computer has several use- downloading all manner of files, surfing the internet, installing and uninstalling apps, watching movies, playing games and many more. It can be less reliable, slower and less capable depending upon the type of software you run. Sometimes your computer is slower it doesn’t mean that you need a new one. It can be due to bloatware, temporary files, unnecessary apps running in the background, you may have installed malware and other unwanted software. These software, temporary files and other junks files that are taking space are deleted by PC utility software known as System Cleaner. These utility searches your computer for temporary files and junk files. It then permanently deletes those files and give you more storage space. Many system cleaner software are available in the market some are good and some lacks main features.

A system cleaner removes unnecessary files from the PC when it is run. System Cleaner has the functionality to restore you hard drive performance, fixes system errors, speeds up your PC execution of different software programs, removes space wasting temporary files like Internet browsing caches or leftovers after Windows Updates.

A second factor also plays a role. Privacy-conscious users run system cleaners to remove activity traces regularly. The Windows operating system records many information that may leak data to third parties. Think the last videos you played in VLC Media Player, the websites that you have visited in Internet Explorer or Firefox or recent documents that you have opened in Microsoft Word. Deleting those files does not yield lots of additional free disk space, but it removes information that you may not want anyone else to find out about. Some of the recommended cleaner are as follows that are mostly used:

a)   CCleaner

CCleaneris developed by Piriform, is a utility program used to clean unwanted files, and also invalid Windows registry entries from a computer. It is going from a long time and the reason for its popularity is that it cleans the parts of your PC that many other utilities don’t. There are also paid versions that add real time protection and cleanup scheduling, but the free version covers the important stuffs such as getting rid of browser caches, removing unwanted cookies while keeping the useful ones, removing temporary files and many more.

b)  FSlint

FSlintis a system utility that detect and clean unwanted files or temporary files on a computer system. The common features of FSlint are: improve names, duplicate files and empty directories. It has a multiple tools that performs multitude of tasks in both command line modes and graphical interface. It has both GUI and command line modes.It is found in the online repositories for Linux release. FSlint detect and clean various forms of lint on a filesystem. I.E. unwanted in your files or file names.

c)   MindStick Cleaner

MindStick Cleaner is a free tool built to clean your Windows PC. It is easy to install, use and has auto-update functionality built in. MindStick Cleaner cleans all the unused files from the system and allowing Windows to run faster and freeing up valuable hard disk space. . The best part of MindStick Cleaner is that it’s free, fast and handy-to-use. The additional feature of this app it cleans traces of your online activities such as your Internet history. It protects your online privacy, makes your PC more secure frees disk space, and improves the performance of your computer.

d)  Wise Care 365

 Wise Care 365 provides the solution to improve your PC's performance and the good option for billions of Windows users who want to keep their Windows PC at good performance. Wise Care 365 is consisted of five parts: System Cleaner, System Tune-up, System Monitoring, Privacy Protector and PC Checkup. It remove cache, passwords, cookies, Windows registry entries and cleans useless files, invalid, shortcuts, traces, etc.