GSmartControl is a graphical user interface for smartctl. It is a free and open source HDD analyzing application that's reliable and modern.
Here are some screenshots to illustrate the features and user interface of this application:
Tool specially intended for querying and controlling SMART data on hard disk drives from system. Screenshot of GSmartControl - 1432px · 1032pxDetermines SMART parameters for your hard drive. Screenshot of GSmartControl - 1432px · 1032pxGet technical specification data. Screenshot of GSmartControl - 1706px · 1275pxRun tests to find damaged sections. Screenshot of GSmartControl - 1706px · 1275pxA useful diagnostics tool. Screenshot of GSmartControl - 1706px · 1275pxComprehensive monitoring of your hard drive performance. Screenshot of GSmartControl - 1706px · 1275pxHard disk SMART monitoring with prediction of potential failures. Screenshot of GSmartControl - 1706px · 1275pxGSmartControl: User interface. Screenshot of GSmartControl - 1706px · 1275pxScreenshot of GSmartControl - Size: 1706px · 1275pxScreenshot of GSmartControl - Size: 1368px · 1218px