What is the most reliable and fastest disk defragger software?

MY PARTNER AND I don’t attention if that cost one thing, just inform me what one is the most effective pick.

Muchas Gracias!

Raxco Perfectdisk will be best.Bear in mind to employ SmartPLACEMENT as well as whatever that they call them.

Defraggler is probably the best free just one, by began seeing.