Frequently asked questions (FAQ)


Is MedCalc compatible with Windows 10?

Do you have a Mac version?

Is MedCalc available in other languages?

Do you have a MedCalc version for Pocket PC?

Does MedCalc support the Office 2007 file formats *.xlsx, *.xlsm, *docx ?


Are there any independent reviews of MedCalc?


Can I use MedCalc on both my desktop and laptop computers?

What is the validity period of a MedCalc licence?

Can I publish results obtained during the free 15-day MedCalc trial?

I'm on a network. Is MedCalc available for network users?

Product key

I have installed a MedCalc update and my user name and product key do not seem to work anymore.

I am a registered MedCalc user, but I lost my product key. What should I do?

Will I have to enter the MedCalc product key every time I use the software?


How can I transfer the MedCalc program from one computer to another?

The MedCalc installation procedure freezes at some point.

I am a registered user of MedCalc version 6. Can I still upgrade to the newest version?

Can I install MedCalc on a computer that is not connected to the Internet?

Why does MedCalc give an error message "This is not a MedCalc data file" when reading some MC1 files?

Are there any CD-rom copies available for my MedCalc software?

Common problems

Menu items stay permanently on screen

I have entered valid numerical data in the spreadsheet, but when I run Summary statistics for these data I get a message indicating that the sample size is 0.

The function IF(), RANDNORM() and other functions that require more than one argument do not work.

There seems to be a difference between the screen and printer output of graphs.

On my laptop the gridlines of the spreadsheet are very light. What can I do?

Statistics and graphs

How can I randomize 50 subjects into 2 treatment groups with exactly 25 subjects each?

How can I compare ROC curves from different sets of patients (unpaired roc curve comparison)?

How can I obtain Summary statistics of the ratio of two variables in the spreadsheet?

How should I enter data in MedCalc to perform ROC curve analysis?

How can I compare ROC curves from different sets of patients (unpaired roc curve comparison)?


How is the correctness of the MedCalc calculations being evaluated?

What is the method used by MedCalc for comparison of ROC curves?


How should I reference MedCalc in an article I am writing?

Are there any books that you recommend?

Other question?

My question is not in this list

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