Hard Disk Sentinel is a good tool to check and monitor your disks parameters and health. You should consider having it in your toolbox.
Now you can get Windows version of Hard Disk Sentinel v5.30 (9417) for free at SharewareOnSale. After clicking "Download Hard Disk Sentinel Now" button you'll have to fill a form asking for email (they'll use it to send you news regarding SharewareOnSale offers), country, used platforms, gender, job level, and confirm it by clicking "Give it to me now". You'll get SharewareOnSale_Giveaway_Hard_Disk_Sentinel_hub.exe and also mail titled "Download is ready: Hard Disk Sentinel" starting with:
Hi there. Thank you for downloading from us. Your download details are given below.
Hard Disk Sentinel (100% discount)