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CrystalDiskInfo

About CrystalDiskInfo

Free drive health monitor for Windows that reads S.M.A.R.T. data from SATA and NVMe disks, many USB enclosures, and select Intel RAID setups.

Related articles

Aoi Edition

CrystalDiskInfo Aoi edition showing S.M.A.R.T. drive health

Standard Edition

CrystalDiskInfo showing SSD and hard drive health on Windows

Shizuku Edition

CrystalDiskInfo Shizuku edition with drive health readings

Kurei Kei Edition

CrystalDiskInfo Kurei Kei edition drive health window


System Requirements

OSWindows XP/Vista/7/8/8.1/10/11
Windows Server 2003/2008/2012/2016/2019/2022/2025
Architecture x86/x64/ARM64
IE8.0~
.NET4.8~ (2.0~)
  • .NET Framework 4.8 or later is required to use the latest email notification features.
  • NVMe support required Windows 10/Server 2016 or later.
  • Installer does not support Windows XP/Server 2003(NT5.x).
  • Not support Windows 95/98/Me/NT4/2000.
  • Not support Server Core.

Manual

Using CrystalDiskInfo: SSD & HDD Health Monitor on a Windows PC

This independent guide introduces CrystalDiskInfo: SSD & HDD Health Monitor from a practical Windows user’s perspective. It explains what the utility is designed to show, which preparation steps improve consistency, how editions differ, and where the displayed values need additional context.

Before running a storage test, pause large transfers, leave sufficient free space, and note the active power plan and driver. Confirm the program version and publisher information before installing it. Compare results only when workload and settings match, and never use a performance test as a replacement for backups or health monitoring.

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