Specifically optimized for 64-bit builds of Windows 8, 8.1, and 10 to ensure maximum compatibility.

CCleaner 5.0 represented a landmark shift for the world’s most popular PC optimization tool. Released to modernize the software's look and feel, this version introduced a "flat" interface designed to align with then-new operating systems like Windows 8.1 and 10.

A fresh, clean interface made navigation more intuitive while retaining the classic layout users loved.