Download TCOYF for Your PC

A 15-day free trial of Taking Charge of Your Fertility Software ("TCOYF") is available for download from this page. Based upon the leading book on natural pregnancy achievement, TCOYF is the easiest-to-use, most educational, and most enjoyable fertility tool available.  NOTE: This software runs on Windows PCs only.  If you are using a Mac or Linux, then click here to sign-up for the online application.

Because it identifies your most fertile days and projects your future fertility, Taking Charge of Your Fertility Software can help you reduce the time to conceive. It has been approved by the US Food and Drug Administration as a fertility diagnostic device and aid-to-conception, a claim no other Windows or Web-based fertility application can make. It is based upon the best selling book, Taking Charge of Your Fertility, by Toni Weschler, MPH and was developed in complete cooperation with Toni, herself. It is the only software application endorsed by the author as a companion to Taking Charge of Your Fertility.

And now you can try it for yourself for 15 days free of charge.

Download Taking Charge of Your Fertility Software -- Single file download (8 MB, approx. less than 1 minute on high-speed connections, 30 minute download at 56 kbps). When you click the link your browser will ask you what to do with the file -- tell it to Save the file and when the download is complete, open the folder it was saved to, right-click it and select Run as Administrator.  If you get a message that says "Authenticode signature not found," just disregard it.