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Knowing: Ovulation & Period

LH Test Scanner, Cycle Tracker
DUMITRU BUMBU · Health & Fitness
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App info

Developer
DUMITRU BUMBU
Category
Health & Fitness, Medical
Released
Sep 25, 2026
Version
1.1.0 (Oct 5, 2026)
Price
Free
Size
15.4 MB
Requires
iOS 17.0
Age rating
13+
Languages
English

In-app purchases

Lifetime$149.99
Premium Monthly$9.99
Premium Yearly$59.99
Current prices, App Store US.
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About Knowing: Ovulation & Period

Knowing turns what your body is already telling you into one clear answer a day. SCAN YOUR OVULATION TEST Point the camera at an LH strip and Knowing measures the test and control lines for you — no more squinting at two pink smudges in bad bathroom light. It plots your surge across the cycle so you can see it coming, not just notice it after the fact. The photo is deleted once the measurement is taken. THE SIX DAYS THAT MATTER The fertile window is six days long and ends on the day you ovulate. Knowing shows you where you are in it — today, in plain language, above the fold — and builds its estimate from what you actually log: your periods, your tests, your temperature, your cervical mucus. WHATEVER YOU ARE HERE FOR Four modes, and the whole app changes to match: trying to conceive, pregnant, just tracking, or avoiding pregnancy. Pregnancy mode follows your weeks, your due date and…
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