Overview System Requirements Reviews Related


Crystal Natural Family Planning 1.25 Last changes: - small bugfixes Crystal NFP is a solution for fertility analyse and pregnancy planning. It save and analyse signs of women's fertility for Natural Family Planning methods. Application automaticly designates a "cover line" (called also "temperature line") and shows statistics informations about current menstrual cycle. If you have some suggestions, features would like to see, or have some feedback, please let us know. Note: This application should not be used as replacement of medical advices provided by a qualified doctor. We are working on new optimized version of this application. If You want to help us and test beta version, just contact us! Features: - Tracks temperature in Fahrenheit, Celsius or Kelvin - Tracks other symptoms like bleeding, mucus, cervical position and hardness - Tracks intercourse - Fertility forecast based on previous cycles statistics - Automatic "cover line" ("temperature line") designating - Automatic designating start and end of fertility - Graph of temperature - Simple calendar - Support for all irregular and regular cycles - Backup and restore data (using Dropbox) First start: You can use "Load sample data" for view application with some example data. Changelog: 1.25 - small bugfixes 1.25 - cycle management improvement 1.23 - Dropbox support fixes 1.22 - speed up data processing 1.21: - fixed saving data 1.20: - fixed day edit 1.19: - fixed problem with unsaving changes - optimized data access and management - update Dropbox connector library 1.18: - fixed found errors 1.17: - internal optimizations - rate me message 1.16: - fix chart errors 1.15: - fix edit day page 1.14: - internal optimizations 1.13: - fixed entering data from the past 1.12: - fixed unexpected application closing 1.11: - fix months switching in calendar - fixed displaying bleeding, mucus and cervix icons - info about beta version


Additional information

Published by

CrystalCode Studio

Developed by

CrystalCode Studio

Release date


Approximate size

3.88 MB

Age rating

For all ages


Health & fitness


Get this app while signed in to your Microsoft account and install on up to ten Windows 10 devices.

Language supported

English (United States)
Polski (Polska)

Report this product

Sign in to report this app to Microsoft