SD Maid - SD Maid is the perfect way to keep your mobile device in optimal shape by cleansing it of all the old data that clutters up the works. Inside the app, you'll find a number of advanced tools that will help you keep track of your files and apps.

Tech Tool Store - Tech tool store is an IT professional application which contains more than 600 free technician tools packed in a simple, fully featured interface.

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?

Tron Script - Tron is a glorified collection of batch files that automate the process of cleaning up Windows systems.

CCleaner - CCleaner cleans, speeds up and frees up space on business endpoints.

Autoruns - See what programs are configured to startup automatically when your system boots and you login.