I was very interested in the thumbnail of this post so I did a little digging and found this: The PDF to the Paper where the whole picture is
Life_inst_bad
That would be "accepting the premise of assholes" as Louis Rossman would say.
Grayjay is also a option if you want to avoid the ads. Eddit* spelling changed from Gayjay to Grayjay
Wild theory: could it have been malicious compliance? Maybe the dev got a written notice to do it that way from some incompetent manager.
The App (Drip) gives you after about 3 months acurate times on when the period should start. If you want accurate fertility tracking your girlfriend will have to measure her basal temperature (ar best daily) and either look out for changing cervical mucus or change in cervix opening/hardness.
I am glad I finally got my wife use this Foss alternative instated of some garbage that sends your data to a proprietary server.
An actually halfway decent idea might be adding a strong UV light inside the washing machine or dryer to kill germs. Modern eco methords with 30-40 C° just dont kill the germs effectively. You'd need to wash your clothes at last at 60C° which most clothes (especially sports wear) cant handle anymore. Or just dry them on the outside where we also have a Strong UV source aka. The sun.
Well, we've got the very useful tldr. bot.
That sounds quite intriguing, I'll shop around and give you an update!
"Seal downloader" from the Playstore and "Seal" from F-Droid are 2 very different apps. One is a a clone riddled with ads, the other one is FOSS goodness. You are free to guess which is which.