Company Nektony LLC created these great apps:
Disk Space Analyzer: Inspector, Disk Space Analyzer Pro, Clear Disk Space: ClearDisk, VSD Viewer for Visio Drawings, VSD Viewer for Visio Drawings, Duplicate File Finder Pro, Duplicate File Finder Remover, Photos Phone Cleaner, VSDX Annotator for Visio files, Startup Disk Full Fixer, and others..
