You can download CCleaner Professional 5.71.7971 from our software library for free. You can execute this PC software on Windows XP/Vista/7/8/10 32 and 64-bit. The current installer available for download requires 19.7 MB of hard disk space.
CCleaner Professional lies within System Utilities, more precisely System Optimization. The actual developer of the software is Piriform Ltd. The most popular versions among the software users are 5.7, 5.6 and 5.5. Our antivirus check shows that this download is malware free. The common filenames for the program's installer are CCleaner.exe, CCleaner Professional.exe, CCleaner v4.01.4093 Professional.exe, CCleaner64.exe or v3.28.1913 x86.exe etc.
From the developer:
CCleaner Network Professional combines all the functionality of the #1 PC optimization tool CCleaner plus the disk performance enhancement benefits of Defraggler delivered for network administrators in a single, simple, fast interface. Optimize performance across every PC on your network.
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