Cleaning up harddrive - Windows

List of different tools  http://www.howtogeek.com/113012/10-best-free-tools-to-analyze-hard-drive-space-on-your-windows-pc/


WinDirStat is highly rated


TreeSize is one I have used in the past  

Website monitoring tool

A good free website monitoring tool is    uptimerobot


For lists of good tools:  

http://mashable.com/2010/04/09/free-uptime-monitoring/
https://besthostingsearch.net/tutorial/top-5-website-uptime-monitoring-tools/
http://www.capterra.com/website-monitoring-software/