Hardware Diagnostics

Toshiba PC Health Monitor
Free
Intel Processor Diagnostic Tool
Free
Macrorit Disk Scanner Free Edtion
Free
Small but useful scanner checks your hard drive errors and issues.
Memory Cleaner
Free
A tool that optimizes your RAM usage by checking running processes and the system cache.
MemTest86 Free
Free (For Personal Use)
The standard for memory diagnostics.
BatteryMon
Free Trial
Monitor the performance of laptop batteries and uninterruptible power supplies (UPS).
HWMonitor
Free
Voltages, temperatures and fans speed monitoring.
Intel Battery Life Diagnostic Tool
Free
Measures and reports laptop battery life under standardized test workloads.
QuickMemoryTestOK
Free
Quickly check the RAM for errors before the warranty expires!
Acronis Drive Monitor
Free
Monitor server, workstation and PC hard disk drives.
Active Hard Disk Monitor
Free
Check and monitor the health of your hard disks.
Argus Monitor
Free Trial
Monitoring temperatures and status of system components such as CPU, GPU and hard disk drive.
BATExpert
Free
Battery info at your finger tips.
Battery Optimizer
Free
Optimize your laptop battery life.
CheckDrive
Free Trial
The hard drive doctor can see a hard drive failure coming and warn you ahead of time!
DiskCheckup
Free
SMART way to monitor your drive.
GSmartControl
Free
A tool for querying and controlling SMART (Self-Monitoring, Analysis, and Reporting Technology) data on modern hard disk and solid-state drives.
HDDExpert
Free
Check your drive's health & performance.
HDDScan
Free
A freeware utility for hard drive diagnostics (RAID arrays, Flash USB and SSD drives are also supported).
KeyboardTest
Free Trial
Test desktop and laptop computer keyboards.