Instead of buying a new computer, fixing up the one you already have with a PC system utilities software can be much more effective. These software will fix minor or major problem and speed up the performance pf your PC. Here are some best cleaner products available in the market and widely used:

 1)Fix-It Utilities Pro

 Fix-It Utilities Pro is designed to maintain and improve your PC's health. It is developed by Avanquest. It will only takes minutes to analyze the full system, no matter how many problems you have. Fix-It Utilities Pro gives your PC three different scores so you can quickly see where your system needs work. This program has improved boot-up speed by 15 percent. Fix-It Utilities Pro is designed to fix and speed up your slow PC.

 Download from Here: http://www.toptenreviews.com/software/utilities/best-pc-system-utilities-software/fix-it-utilities-pro-review/

 2)CleanUp

CleanUp is a free file cleaner that clears your system of certain temporary files or junk files, but it doesn't ask permission before deletion. CleanUp operates best when set for daily cleaning and it can be easily set to operate silently. It takes just a minute of setting options and this program is ready for system cleaning. The program deletes newsgroup subscriptions and cache, forgets favorite places, empties the Recycle Bin and eats cookies.

 Download from Here: http://download.cnet.com/CleanUp/3000-2144_4-10727454.html

 3)WinZip System Utilities

 WinZip System Utilities speed up your computer and fix system errors fast. WinZip clears unwanted clutter and stops system crashes. Cleans your windows registry for best performance. It also removes browsing history and other private data, Diagnose and tune up your PC with a single click, avoid hardware problems, Fix outdated device drivers, permanently remove privacy-exposing traces, Recover accidentally deleted data files with ease.

 Download from Here: http://www.winzipsystemtools.com/sus/system-utilities-suite.html

 4)System Mechanics 16 

System Mechanics was developed by iolo technologies. It is a full suite of computer system utility tools. System Mechanics is used to maintain and optimize your PC’s performance. System Mechanic is the best-performing PC cleaner. System Mechanic is loaded with advanced tools. With the help of these tools you can scan and fix repairs with one click. You can recover accidentally deleted files, defragment hard drives, backup and restore your system, optimize a solid-state drive, repair shortcuts and the registry and optimize your PC's security.

Download from Here: http://www.toptenreviews.com/software/utilities/best-pc-system-utilities-software/system-mechanic-review/

 5)System Cleaner 7

 System Cleaner 7 is developed by Pointstone Software in 1996. System Cleaner is an optimization tools designed to improve your computer performance and maintain computer health. Using System Cleaner you can recover accidentally deleted files, backup and restore your entire system, security and privacy optimization tool and many more.

Download from Here:http://www.toptenreviews.com/software/utilities/best-pc-system-utilities-software/system-cleaner-review/ 

6)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. MindStick Cleaner is that it’s fast, free, handy-to-use and contains no spyware and adware. The additional feature of this app it cleans traces of your online activities such as your Internet history. It protects your makes your PC more secure frees disk space, online privacy, and improves the performance of your computer. 

Download from Here: https://www.mindstick.com/Products/Cleaner 

7)Remo More

Remo MORE helps you to keeping memory clean and remove junk files or temporary files. Remo MORE can be even used by SMBs or small business. Using One Click Maintenance feature you can remove unwanted files. By utilizing this utility you can remove similar files from Windows computer and free up unwanted accumulated space. In addition to this, there are advanced features available that make Remo MORE the number one software to use on all Windows system.

Download from Here: http://remo-more-for-windows.en.softonic.com/

 8)PC Decrapifier 

PC Decrapifier is a compact application used to remove unnecessary files or junk files and programs from brand-new and used PCs. It mainly useful on new PCs, which are full of new apps or stuffed to the gills with a load of preinstalled junk. It scans your PC for temporary files, other applications and junk programs and removes them all at once. PC Decrapifier is best used to remove this unneeded applications when you first use your new PC. These programs takes a lot of space and often check for updates automatically, compromising performance and security. 

Download from Here: http://download.cnet.com/PC-Decrapifier/3000-2096_4-10636481.html 

9)Advanced SystemCare 

Advanced SystemCare is all in one PC optimization, concentrate in ONE-CLICK solution to detect, repair, clean, protect PC and speed up the performance. For better protection user’s online privacy with this system cleaner. A newly added tab “Protect”, which is used to design for quick access and also to protect browsing from being tracked.

Download from Here: http://www.iobit.com/en/advancedsystemcarefree.php

 10)Wise Disk Cleaner

Wise Disk Cleaner removes all kinds of system files, junk files you do not need and temporary files accumulate on your Windows Computer. These files, junk files slow down your computer and take up valuable hard disk space. It make your computer run faster and delete these files (junk files or temporary files) on your hard disk to free up disk space. Wise Disk Cleaner remove them within seconds, making it one of the efficient disk cleaners out there. 

Download from Here:http://www.wisecleaner.com/download.html