MalwareFox is easy to use. Everything is in one place. It scans quickly, too. It's barely noticeable while scanning. What I really like about it is it doesn't come with unnecessary "bloatware." I just want my PC protected and it does it well.
In 2014 AV-TEST tested 7 different cleaning tools (along with 10 antivirus solutions) Malwarebytes was the only tool that was capable of completely removing and restoring the system. It was concluded by AV-TEST to be the best tool for removing malware from infected computers.
A portable version of the app can be found here. It allows putting the software on an external storage devices such as an USB thumb stick and running it from there without having to install it on the target machine.