Available on winget

Install Smart Defrag

Fast & Deep Defrag to Optimize Hard Drive & PC Performance

Install with winget

winget install --id IObit.SmartDefrag

Upgrade

winget upgrade --id IObit.SmartDefrag

Uninstall

winget uninstall --id IObit.SmartDefrag

About Smart Defrag

IObit Smart Defrag is a powerful defragmentation tool designed to optimize your Windows PC's performance. It reduces file fragmentation, speeds up data access, and enhances overall system efficiency. With features like Boot Time Defrag, SSD Trim, and Game Optimization, Smart Defrag ensures faster startup times, improved gaming performance, and extended disk lifespan. The user-friendly interface and automatic defragmentation make it an essential tool for maintaining a smooth and efficient PC.

What's new in 11.3.0.476

v11.3 (2026-04-10) - Enhanced compatibility to deliver more stable and efficient defragmentation - Updated language files - Fixed known bugs

Version history

Version	Updated	Notes
11.3.0.476	Unknown	v11.3 (2026-04-10) - Enhanced compatibility to deliver more stable and efficient defragmentation - Updated language files - Fixed known bugs