Blog
Notes on private cycle tracking, contraception reminders, and keeping your data on your phone.
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Cramps with Mirena: Causes, Timelines, and Relief
Cramps with Mirena explained — what causes them, the typical t...
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Pregnancy Week by Week Development: Your 2026 Guide
Explore pregnancy week by week development, from first trimester ...
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Why track your sex life? What people actually use it for
It's not about scorekeeping. Here's what people actually get out of logging ...
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Irregular cycles: what tracking can (and can't) tell you
An irregular cycle makes prediction harder, not impossible. Here's what actually ...
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Missed a pill? What to do next, by pill type
The right response to a missed pill depends on which pill you take a...
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Trying to conceive: what a fertile window estimate is actually telling you
Ovulation apps give you a window, not a date. Here's what that estimate is based on,...
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Is your period app safe? What "we protect your data" actually means
Reproductive health data has ended up in places users didn't expect, and it's rarely beca...
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Birth control reminders for every method: pill, ring, patch, shot, IUD
A generic daily alarm works for the pill and fails everyone else. He...
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A period tracker with no account: why the sign-up screen is the weakest link
Why does a period app need your email address? Usually not for you. H...
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How to track your vaginal ring schedule without losing count
Three weeks in, one week out. Simple until real life happens. How the...
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Which period tracker apps actually keep your data private?
Most period apps say they protect your privacy. Very few are built so they c...
