what is the best product for hard drive (internet) cleaning?

Answer 1

I like Webroot's Internet protection Suite.

Answer 2

SuperCleaner 2.93

The All-In-One Cleaner for Your PC

Find and destroy garbage files that are eating up your disk space and slowing down your computer. Erase your web surfing history with SuperCleaner's powerful Internet Privacy features, including hidden index.dat files. You have the option to perform file wiping on your Internet history, so the files you erase cannot be recovered, even with file recovery programs! The powerful AutoClean feature lets you automate and schedule your cleanings.