SDelete - Securely overwrite your sensitive files and cleanse your free space of previously deleted files using this DoD-compliant secure delete program.
Facial Recognition by FB - Get notified if someone tries to use your photo on Facebook
CCleaner - CCleaner cleans, speeds up and frees up space on business endpoints.
PhotoTime - Automatic face sorting & keywords tagging for your photos
Clean Master - Some users swear by it, some call it a glorified snake oil that does more harm than good. That can be said about any snake oil, but what specific brand of snake oil can boast almost a billion downloads around the world?
Knoto - Send photos to friends automatically using face recognition