System Optimization Tools

IObit Smart Defrag
Free
Speed up your PC with easy defragmentation.
Auslogics BoostSpeed Free
Free
Clean, fix and speed up your PC in a few simple clicks.
Intel Extreme Tuning Utility
Free
A simple Windows based performance tuning software for novice and experienced enthusiasts to overclock, monitor, and stress a system.
Windows Repair Free
Free (For Personal Use)
A tool designed help fix a large majority of known Windows problems.
Ashampoo WinOptimizer
Free Trial
A powerful system optimization tool that cleans your disks and keeps your machine running at constant speed.
ParkControl
Free
Enables easy adjustment and monitoring of Windows core parking and frequency scaling for each power plan
Microsoft PowerToys
Free (Open Source)
Windows system utilities to maximize productivity.
Quick CPU Free
Free
Performance Optimization, System Monitoring & Stability Testing.
PC Game Booster Free
Free
Transform your personal computer into a powerful gaming machine in a single mouse click.
TweakPower
Free
Powerful PC optimization tool.
InControl
Free
Easily control Windows out-of-control updating and upgrading.
Tweak-SSD
Free
Optimize your SSD drive.
WhySoSlow
Free
Reveals why your system is running slow.
Microsoft PC Manager
Free
Good way protects your personal computer and optimize performances.
Process Lasso Free
Free
A real-time process optimization and automation software.
Wise Game Booster
Free
Close startups, free up memory and tuneup network to keep your PC in top Game Performance.
All Browsers Memory Zip
Free
Reduce Your CPU and Memory Usage of all Browsers by reduce usage of Windows Explorer.
Fan Control
Free
A highly focused fan controlling software for Windows.
Glary Utilities Free
Free
All-in-one utility for cleaning your PC.
Intelligent Standby List Cleaner
Free
Automatically clears the Windows standby memory list to improve system performance and reduce stuttering.