FLOWCAL Desktop data
File type: Various data file
An fyi file extension is associated with the FLOWCAL Desktop a liquid measurement app for Windows.
Found 2 different file type records with the same fyi filename suffix.
File type category:
Various data file
Date updated: December 19, 2017
The fyi file extension is related to FLOWCAL Desktop, a gas and liquid measurement software for Microsoft Windows operating system.
The fyi file stores various data used for internal purposes of the FLOWCAL Desktop.
The fyi files are used for internal purposes of FLOWCAL Desktop.
Software applications that can open fyi files:
Microsoft Windows
Software apps that create fyi files:
Microsoft Windows
Software applications that handle other tasks involving fyi files:
Microsoft Windows
File type category:
Font and typeface file
Date updated: September 28, 2026
The FYI file extension identifies a font file created for Fontasy Publisher. The file stores an italic font for use in that application.
Fontasy Publisher appears to be obsolete and is no longer supported by its developer or distributor.
Open the file with Fontasy Publisher in an MS-DOS environment. A compatible MS-DOS emulator may be required on modern systems.
Language
