CALC File Type

- The quick facts

What are CALC files and how to open them

Are you having problems opening a CALC file or just wondering what they contain? We explain what these files are used for and show you software that we know can open or otherwise handle your files.

What is a CALC file?

A .CALC file is an EasyCalc spreadsheet file. These CALC files contain the scientific graphs created in EasyCalc, a scientific graphing calculator used on PalmOS devices. It has the features of all the scientific calculators except for the CAS calculator series. You enter the functional expressions, and the program draws the graph for you.

How to open CALC files

Important: Different programs may use files with the CALC file extension for different purposes, so unless you are sure which format your CALC file is, you may need to try a few different programs.

While we have not verified the apps ourselves yet, our users have suggested 3 different CALC openers which you will find listed below.

Last updated: March 1, 2021

Other file formats using extension .CALC

While EasyCalc spreadsheet is a popular type of CALC-file, we know of 2 different uses of the .CALC extension. Different software may use files with the same extension for different types of data.

SFX Advanced Calculator spreadsheet

Through our analysis of CALC files, we know that one use of the format is SFX Advanced Calculator spreadsheet. We have not yet described in detail what these files contain and what they are used for, but our team is working tiredlessly through thousands of file formats. We'd love hearing from you if you have information about the format.

While we have not verified the apps ourselves yet, our users have suggested 3 different CALC openers which you will find listed below.

Various apps that use files with this extension

These apps are known to open certain types of CALC files. Remember, different programs may use CALC files for different purposes, so you may need to try out a few of them to be able to open your specific file.

CalcTapeCalcTapeUser submitted
SFR CalculatorSFR CalculatorUser submitted
SFR CalcTapeSFR CalcTapeUser submitted
We have not verified any software that we know for certain will work with CALC-files on Mac. If you know one, please use the 'Suggest a program' link below and tell us about it!
We have not verified any web services that we know for certain will work with CALC-files. If you know one, please use the 'Suggest a program' link below and tell us about it!