• Publisher: Piriform
• Piriform CCleaner is the most effective computer cleaning and acceleration software available today, which will help your computer clean up junk, avoid malicious software, and help your computer use it more efficiently and faster.

• Publisher: Piriform
• CCleaner is a quick and easy to use program which makes your computer faster, more secure and more reliable. CCleaner removes cookies, temporary files and various other unused data that clogs up your operating system

• Publisher: Piriform Ltd
• CCleaner is a free, effective cleaning tool that is loved and used by many office users to clean up the computer system. The latest CCleaner 5.79 upgrades a number of other cleaning, design, and bug-fixing features.