CrystalDiskInfo

CrystalDiskInfo

9.7.2

hiyohiyo

5.0 (1 votes)
December 15, 2025
Windows
5.74 MB
Freeware

CrystalDiskInfo highlights potential issues related to hard drives and SSDs for optimal performance

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Download Free for Windows

CrystalDiskInfo offers quick diagnostics for your hard drive, SSDs, pen drives, SD cards, and so on. It highlights potential issues such as temperature, power-on hours, read error rates, and so on, using the color-coded system. It allows the users to read S.M.A.R.T data from drivers, no matter they are external or internal. 

The tool offers a user-friendly interface within a tabbed layout and is simple to navigate. Real-time updates help to keep your system data up-to-date. It is a simple and reliable utility with free of cost accessibility, enabling users to anticipate possible failures and apply different maintenance operations.

What is CrystalDiskInfo?

CrystalDiskInfo developed by hiyohiyo, is an MIT-licensed S.M.A.R.T utility. It is an open-source tool that enables users to test the diagnostics of SSDs and uses a filesystem to read and write in a volume-dependent way. SSDs as compare to hard drives, excel at random IO, and don’t require any specific position to read from or write to.

The simple and intuitive utility offers optimal performance within real-time analysis and key metrics of your system. The tool, with a straightforward design and portability, offers efficient drive maintenance. 

CrystalDiskInfo Features

Intuitive Interface

The clear and intuitive interface, despite of loaded with technical details, offers quick and easy navigation. It runs quickly to identify possible problems and handles multiple hard drives simultaneously while providing instant information for each of them. On top of the screen, you will find the Temperature and general Health Status of your device, and the bottom part is equipped with details of SMART information. 

Monitor S.M.A.R.T Data

S.M.A.R.T (Self-Monitoring, Analysis, and Reporting Technology) is a built-in feature available in hard drives and SSDs. It enables the users to track different parameters such as temperature, read & write errors, power-on hours, and a lot of others. The entire procedure is simple, as all connected storage devices with your computer are displayed here, and the general health status with estimated percentage for SSD drives is available on the left of the screen. It will alert you in case of failure of any drive, and enables you to back up data before the drive fails. In addition, you are capable of watching the serial number, firmware, interface, letter assigned to the unit, and so on. 

Enhanced Technical Details

It is the best solution for professional users who can, with minimum effort, keep their disks in boost condition, as it enables the users to control the health and condition of their hard drives thoroughly. The detailed interpretation of SMART data manages disks more reliably while providing unique and deep insights. The simple and user-friendly interface is more comfortable, even for new learners.

Quick Observation

The key feature is the monitoring of your computer’s health quickly while offering various parameters, including current temperature, total run time, speed of reading and writing, read errors, number of power-ups, and so on. It gives clear statuses about the health of your computer, including Good, Caution, or Bad, and enables users to understand the level of their drives. 

Custom Alerts

The app also enables users to set up alerts to save their storage drives from going out of range, as it will inform them before anything goes wrong. For example, when your temperature gets too high or any other error peeps. These custom alerts make catching problems quickly, and enable you to take action on time without losing anything. 

Lightweight Utility

The software within lightweight capacity proves very light on the system resources, and runs more reliably in the background without interfering with your other activities. So, there wouldn’t be any slowdown or resource hogging, and continuous monitoring of your disks. In addition, you are also capable of controlling the advanced drive settings, including AAM/APM, setting up email alerts for potential issues, and so on.

Seamless Compatibility

The support for a huge variety of technologies and standards, and ensured compatibility for various types of hardware configuration, makes the software one of the best choices for professionals and new learners as well. It can detect connected disks with SATA, NVMe, USB, and RAID. The support for advanced features such as TRIM on SSDs offers enhanced maintenance to extend the life of your drives. 

Pros

  • Monitor real-time health conditions of your system
  • Free, fast, and lightweight utility
  • Support all types of drives, including portable 
  • Improved automation within the command-line interface
  • Offers seamless compatibility with a huge variety of hardware
  • Set up custom alerts to stay informed

Cons

  • Lack of backup and repair tools
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