After the Supreme Court overturned the constitutional right to abortion in 2022 and abortion was banned in the state of Tennessee, Dr. Danielle Kelvas quit using an app that tracked her menstrual cycle. “It frightened me. … I actually got frightened because it tracked me for, like, a week,” Kelvas said of the Oura Ring […]
drip. menstrual cycle and fertility tracking (Open-source, non-commercial and leaves your data on your phone.) https://f-droid.org/packages/com.drip/
Minus the horrible name, it is a great way to track all your cycles.