Crystal Dew World
Crystal Dew World (stylized CrystalDewWorld) is an independent Japanese developer/group best known for creating lightweight Windows utilities for storage diagnostics and benchmarking. They publish well-known tools such as CrystalDiskMark (a popular disk/SSD sequential and random I/O benchmark) and CrystalDiskInfo (a SMART and health-monitoring utility for HDDs/SSDs). Many of their tools have been maintained and updated over many years and are widely used by enthusiasts, reviewers and IT professionals for quick storage performance and health checks.
The project began in the mid-2000s and has remained a small, focused effort rather than a large commercial company — distributing freeware versions from their website and offering special editions such as the “Shizuku” (mascot) editions. Their software targets primarily Microsoft Windows, is compact, regularly updated to support new devices and NVMe/SCSI features, and is recognized for its simplicity, clear UI and reliability in basic stora...
The project began in the mid-2000s and has remained a small, focused effort rather than a large commercial company — distributing freeware versions from their website and offering special editions such as the “Shizuku” (mascot) editions. Their software targets primarily Microsoft Windows, is compact, regularly updated to support new devices and NVMe/SCSI features, and is recognized for its simplicity, clear UI and reliability in basic stora...
Statistics
Total Applications:
55
Total Users:
20,461
Total Keys:
181,530
Total Clicks:
747,712
Total Mouse Scrolls:
0
Total Time Used:
1y22w3d2h10m31s
Average Time Per User:
36m45s
Input Distribution
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