Apps similar to DiskPoint include WinDirStat, which is free and open source. Other options are WizTree, Baobab Disk Usage Analyzer, SD Maid SE and Filelight. There's no shortage of Disk Usage Analyzers like DiskPoint, with more than 50 alternatives for Mac, Windows, Linux and Android.
O&O DiskStat is a high-power tool for analyzing the used disk space on your storage volumes. With an easy-to-use interface based on the design of the Windows Explorer, you can take a closer look at the file and folder structure of your internal and external drives.
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SpaceBrowser scans a folder or volume and displays its contents as a size-proportional treemap, making large files and directories easy to identify.
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