Know what's normal for your baby's age.
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See your baby's numbers in context.
Every weight, length, temperature and sleep total is plotted against the published reference range for your baby's exact age. Context at a glance, instead of a late-night search. It's built in, with nothing to set up.
- WHO (World Health Organization) growth standards for weight & length
- AAP (American Academy of Pediatrics) guidance for sleep & fever thresholds
Reference context, not medical advice.


Track the essentials, properly.
Feeding Tracking
Log breastfeeding, formula, and mixed feeding with amounts, duration, and side.
Learn moreSleep Monitoring
Track naps and nighttime sleep with a live timer and one-tap start/stop.
Learn moreGrowth Charts
Visualize weight and length against WHO guideline curves.
Learn moreTask & Reminder Tracking
Create one-time or recurring tasks like bath time, vitamin drops, or doctor visits. Check them off and track completion history.
Learn moreSee It in Action

Developmental Milestones
Follow your baby's growth with a gentle, age-by-age milestone checklist based on trusted CDC guidance, from first smiles to first steps.
Learn more
Temperature Tracking
Log temperature readings and see each one against AAP's age-based fever thresholds.
Learn more

One-handed logging
Log a feed or start a sleep timer with one thumb, in the dark, without waking anyone.
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Secure Sharing
Share selected baby data via a secure, time-limited link. Choose exactly what to share with pediatricians and caregivers.
Learn morePlus diapers, multiple babies, data export and collaborators. All included, on every plan.
Know what's normal. Starting tonight.
Start with 15 free days. Then one payment, $24.99 for 6 months or $39.99 for 12, and nothing renews on its own.
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