| File Extension: | PSI |
| File Type Description: | PrimalScript Online Help Shortcut |
| File Type Developer: | SAPIEN Technologies |
| Primary Associated Software: | PrimalScript |
| Primary Software Developer: | SAPIEN Technologies |
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The PSI file extension is a PrimalScript Online Help Shortcut file developed originally by SAPIEN Technologies for PrimalScript. Commonly, PrimalScript Online Help Shortcut files are found on user computers from China, and on PCs running the Windows 10 operating system. A high percentage of these users browse the web using Google Chrome.
 | Unknown Software by Unknown Developer |
 | Adesign by Pierresoft |
 | PrimalScript by SAPIEN Technologies |
| Windows 10 | Windows 11 | Windows 6 | Windows 8.1 |
 | Windows |
| Extension | File Type Developer | File Category | File Type Description |
|---|---|---|---|
| .ICAL | Open Source | Uncommon Files | iCalendar File |
| .DR9 | Unknown Developer | Uncommon Files | Directory Files |
| .DOV | Safer Networking Ltd. | Uncommon Files | Temporary (Temp) File |
| .CES | Unknown Developer | Uncommon Files | Uncommon File Extension |
| .0.1 | Unknown Developer | Uncommon Files | Unknown File Type |
| .PFR | Corel Corporation | Graphic Files | Corel PaintShop Photo Pro Frame Data |
| .CAMERA | Unknown Developer | Uncommon Files | Unknown File Type |
| .FPF | Inter IKEA Systems B.V. | 3D Image Files | IKEA Home Planner File |
| .TTX | Simple DirectMedia Layer (SDL) | Uncommon Files | Trados TagEditor File |
| .P34 | HERE | Uncommon Files | HERE Maps For Android Map Data Package |
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