While the free version handles basic junk, the bundle (typically $39.95 for 3 devices) includes advanced features not found in the standard Pro tier: CCleaner Professional Plus Review - PCMag
CCleaner Professional Plus 6.10: Maintenance Staple or Digital Relic? ccleaner-professional-plus-6-10-full-version
Improved the interface and FAQ sections for better navigation. The "Professional Plus" Difference While the free version handles basic junk, the
Added support for dozens of new cleaning items to target obscure temporary files. ccleaner-professional-plus-6-10-full-version