Communication system

Edit Watch this page Read in another language CCleaner CCleaner   / ˈ s iː k l iː n ər /  (formerly  Crap Cleaner ), [6]  developed by  Piriform , is a  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. [7]  CCleaner has been reviewed by Chip.de , [8]   TechRadar , [9]   PC Magazine , [10]  and TechRepublic . [11] CCleaner CCleaner 5.0 running on Microsoft Windows Developer(s) Piriform Initial release 23 September 2003 ; 14 years ago Stable release(s)   [±] Windows 5.43.6522 / 25 May 2018 ; 2 days ago [1] macOS 1.15.507 / 24 May 2018 ; 3 days ago [2] Android 4.6.1 / 24 May 2018 ; 3 days ago [3] Written in C++ Operating system Windows XP  and later, [4] Mac OS X Snow Leopard  and later, [4] Android 4.0.3 ...