In 2019, we exposed the practices of five menstruation apps that were sharing your most intimate data with Facebook and other third parties. We were pleased to see that upon the publication of our research some of them decided to change their practices. Long Read, 4th December 2020 https://privacyinternational.org/long-read/4316/we-asked-five-menstruation-apps-our-data-and-here-what-we-found o Clue by BioWink o Flo by Flo Health, Inc. o Maya by Plackal Tech o MIA by Femhealth Technologies Limited o Oky by UNICEF This is not a ranking of menstruation apps nor an endorsement of their processing activities and their compliance with the law. The apps are listed in alphabetical order. Findings o Out of the five apps we surveyed, two apps responded well and fully to our Data Subject Access Request (DSAR), one app did not give us our data, one never responded, and one is refusing to let us publish our data o The apps that did respond handed us multiple pages of our most intimate data, including data about ...