While CCleaner is generally considered safe and secure today, it carries a mixed history.
CCleaner 6.09 (and more broadly the version 6 series) is a comprehensive PC optimization utility that remains a solid choice for users seeking an "all-in-one" solution, though its status as a "must-have" has diminished due to modern Windows features. The version you mentioned, often packaged in .7z archives on various sites, typically refers to the Professional or Business editions, which include automated cleaning and performance-boosting features not found in the free version. Key Features and Performance CCleaner6.09.10300.Pro.Bu.Tech.7z
“"I've been using it since it came out... default setting on cleaning unused files you're going to be plenty safe." — Community user on Reddit ” Reddit · r/computer · 1 year ago While CCleaner is generally considered safe and secure
Scans for and updates outdated hardware drivers to improve stability. Key Features and Performance “"I've been using it