Know• app icon

Apps Like Know• for iPhone and iPad

by Darin Armstrong★ 3.88 ratingsHealth & FitnessFreeData updated 2026-09-06
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Ranked alternatives

Showing 521–540 of 1,000 ranked alternatives.

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    Calculate BMI, calories, and heart rate

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  13. Carrot Fertility app icon

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    Carrot Fertility, Inc.

    Access benefits and track your plan

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  16. cycle.log app icon

    cycle.log

    Jonathan Jordan

    Log cycles and track your period dates

    Track menstrual cycles by logging dates and symptoms. Receive reminders before expected periods. Adjust cycle length estimates based on logged data. Predict next period dates using historical information. View cycle history and trends over time.

    ★ 4.526 ratingsMedicalFreeData updated 2026-09-11
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How we rank alternatives

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