please help improve it or discuss these issues on the talk page . learn how and when to remove these template messages this article relies too much on references to primary sources . please improve this by adding secondary or tertiary sources . april 2009 learn how and when to remove this template message the topic of this article may not meet wikipedia s notability guidelines for companies and organizations . please help to establish notability by citing reliable secondary sources that are independent of the topic and provide significant coverage of it beyond its mere trivial mention . if notability can not be established the article is likely to be merged redirected or deleted . find sources piriform company news newspapers books scholar jstor free images october 2014 learn how and when to remove this template message learn how and when to remove this template message piriform software ltd type private limited company industry computer software founded london uk 2004 founder guy saner headquarters one euston square 40 melton street london united kingdom nw1 2fd 1 area served worldwide key people guy saner ceo products ccleaner recuva defraggler speccy ccleaner cloud 2 website www.piriform.com piriform is a privately owned software house based in london uk . it develops cleaning and optimisation software for microsoft windows and mac os x operating systems plus android mobiles . piriform s projects include ccleaner recuva speccy 3 4 ccleaner cloud 5 and defraggler a disk defragmentation tool . on 22 september 2015 piriform launched ccleaner cloud which uses the ccleaner technology 5 to maintain pcs remotely . piriform means pear shaped . the oed lists to go pear shaped as british slang for when a situation doesn t go the way you expect . 6 critical reception edit piriform s most popular application ccleaner has been downloaded over 1.5 billion times . it is one of the oldest system cleaners first launched back in 2005 . ccleaner is synonymous with system cleaning just like google is synonymous with search . 7 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 . 8 as of january 2014 it has been the most popular software on filehippo for more than a year and also has a 5 star editor s rating on softpedia . 9 ccleaner has been reviewed by chip.de 10 techradar 11 pc magazine 12 techrepublic 13 references edit company details . companies house . retrieved 2010 03 29 . piriform blog ccleaner cloud has launched . piriform . 2015 09 22 . retrieved 2015 09 22 . piriform product page . piriform . retrieved 2007 11 10 . piriform company info page . piriform . retrieved 2007 11 10 . a b ccleaner cloud website from the oxford english dictionary pear shaped . oxford dictionaries . oed . archived from the original on may 4 2010 . retrieved 25 may 2016 . cs1 maint unfit url link nakodari . 10 lessons software developers should learn from ccleaner s success . addictive tips . retrieved 25 may 2016 . rosenblatt seth 28 october 2010 . ccleaner . download.com . cbs interactive . retrieved 15 may 2011 . opris elena 7 january 2014 . ccleaner 4 review . softpedia.com . retrieved 31 january 2014 . ccleaner . chip.de . retrieved february 21 2016 . download of the day ccleaner . techradar.com . retrieved february 21 2016 . ccleaner for mac review & rating . pcmag.com . retrieved february 21 2016 . five tips for using ccleaner to degunk your system . techrepublic.com . retrieved february 21 2016 . retrieved from https en.wikipedia.org w index.php title piriform company & oldid 734917063 categories software companies of the united kingdomcompanies of the united kingdomcompanies established in 2004hidden categories cs1 maint unfit urlarticles lacking reliable references from april 2009all articles lacking reliable referencesarticles with topics of unclear notability from october 2014all articles with topics of unclear notability navigation menu personal tools not logged intalkcontributionscreate accountlog in namespaces article talk variants views read edit view history more search navigation main pagecontentsfeatured contentcurrent eventsrandom articledonate to wikipediawikipedia store interaction helpabout wikipediacommunity portalrecent changescontact page tools what links hererelated changesupload filespecial pagespermanent linkpage informationwikidata itemcite this page print export create a bookdownload as pdfprintable version languages deutschfran aisitaliano nederlands polskiportugu s svenskat rk eti ng vi t edit links this page was last modified on 17 august 2016 at 14 21 . text is available under the creative commons attribution sharealike license ; 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