CCleaner

[NANO]

CCleaner (originally Crap Cleaner),developed by Piriform, a company acquired by Avast in 2017, is a computer utility program used to clean potentially unwanted files (including temporary internet files, where malicious programs and code tend to reside) and invalid Windows Registry entries from a computer, originally supporting Microsoft Windows only.It is one of the longest-established system cleaners, first launched in 2004.CCleaner has been reviewed by Chip.de,TechRadar,PC Magazine, and TechRepublic.Both an installable and a portable version are available.CCleaner can delete temporary or potentially unwanted files left by certain programs, including Microsoft Edge, Internet Explorer, Firefox, Google Chrome, Opera, Safari, Windows Media Player, eMule, Google Toolbar, Netscape, Microsoft Office, Nero, Adobe Acrobat, McAfee, Adobe Flash Player, Sun Java, WinRAR, WinAce, WinZip and GIMP along with browsing history, cookies, recycle bin, memory dumps, file fragments, log files, system caches, application data, autocomplete form history, and various other data.The program includes a registry cleaner to locate and correct problems in the Windows registry, such as missing references to shared DLLs, unused registration entries for file extensions, and missing references to application paths.CCleaner v2.27 and later can wipe the MFT free space of a drive, or the entire drive. CCleaner can uninstall programs or modify the list of programs that execute on startup.Since v2.19 CCleaner can delete Windows System Restore points. A version for Mac OS X was introduced and was at v1.15 as of October 2018.A commercial Network Edition was also introduced. Piriform released CCleaner for Android in 2014.CNET editors gave the application a rating of 5/5 stars, calling it a 'must-have tool'. It was awarded Editor's Choice Award in April 2009 by CNET.In 2016 Piriform announced 2 billion CCleaner downloads worldwide In January 2014 it had been the most po[CENSORED]r software on FileHippo for more than a year, and had a 5-star editor's rating on Softpedia. CCleaner has been reviewed by Chip.de,,PC Magazine and TechRepublic.