Guide Library

    Baby Sleep Guides

    Evidence-based, judgment-free guides to your baby's sleep — from newborn wake windows to the 18-month regression. Written to be readable at 3 AM.

    Complete Baby Sleep Guide

    The full first-year picture: how much sleep babies need, schedules, naps, and night wakings.

    Read the guide

    Wake Windows by Age

    10 age-specific guides from newborn to 18 months — ideal awake time, sleepy cues, and tips.

    Browse by age

    Sleep Regressions

    8 regression guides — what causes each one, how long it lasts, and how to get through it.

    Browse regressions

    Free Tools

    Wake Window Calculator

    Enter your baby's age and last wake-up — get the ideal next nap time.

    Family Sleep Audit

    A quick check-up on your family's sleep setup and routines.

    Pediatrician-Ready Report

    Turn your notes into a clear summary for your baby's next check-up.

    Looking for app comparisons instead? See how Nestling stacks up against other baby trackers, or browse the blog for schedules and sleep tips.

    Try Nestling Free