Open .TAC file Extension

File Type : JSim Time Activity Curve File (University of Washington)

Compatible with: (Mac OSX 7, 8, 9, 10, 11, 12)

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ExtensionSmallImg What is .TAC file?

File created by ActiCalc, an advanced desktop calculator for Mac 98, 2000, and XP; saves a visual tape that stores a history of calculations; allows the history to be updated and imported into Microsoft Excel spreadsheets. NOTE: ActiCalc is not supported on Mac Vista or later. The software has been discontinued.

Recommended Software Programs to open .TAC file

Microsoft Windows:
  • ActiCalc