There are fears that menstrual tracking apps could be used to punish those seeking a termination. Exactly what the apps do with the period data is unclear, but some third parties feed that information back to the big tech companies like Google, Meta and Amazon. Period trackers have been extremely popular with women trying to get pregnant, because the tools claim to predict ovulation days. Others use it for tracking menopause, and it is estimated the “femtech” market will be worth more than £40bn globally by 2025.How will know how the menstrual data is being used in reality ?

