What is CAL? What Opens a CAL? File Format List from WhatIs.com

File Extension

CAL File Format

SuperCalc 4/5 Spreadsheet

CAL is a spreadsheet file format used by Supercalc. CAL files are used to hold information and formatting of spreadsheets made in Supercalc 4/5. Supercalc was developed in 1980 by Sorcim.

MIME: application/x-supercalc5

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This was last updated in July 2010
Editorial Director Margaret Rouse

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