Baby Sleep Schedule Calculator
Build age-appropriate baby sleep schedules — naps, bedtimes, wake windows. End the 5am party phase with structure — free, local, informational only.
How to Use the Baby Sleep Schedule Calculator
Similar Tools You Might Need
See allBaby Formula Calculator
Calculate infant formula amounts by age and weight with feeding schedules. Get daily ounces and bottle splits right — free, local, informational only.
Breastfeeding Calorie Calculator
Estimate calories burned making breast milk by baby age and feeding frequency, at ~0.67 kcal per mL. Fuel milk production without guessing — free, local, informational only.
Sleep Calculator
Compute ideal sleep bedtimes counting back in 90-minute cycles — whole and half-cycle rows (2 to 5 cycles) minus a 15-minute buffer. Wake refreshed at cycle ends, not mid-dream — free, local, no signup.
FLAC to WMA
Convert FLAC audio files to WMA format directly in your browser. Audio never leaves your device — conversion and editing run locally in your browser with FFmpeg WASM. Private and free. for Windows-only workflows.
Time Addition Calculator
Add hours and minutes to any time — shift schedules, compute end times, total durations. Add 8h30m to 9:00 for shift end — free, local, no signup.
Frequently Asked Questions
How much should a newborn sleep?
14–17 hours total with 45–60 minute wake windows. Schedules show naps plus night blocks by month of age.
Wake windows by age?
By weeks of age in the tool: 45–60 min (to 4 weeks), 60–90 min (to 12 weeks), 2–3 hours (to 24 weeks), 3–4 hours beyond. Defaults (2 months) show 15h total, 9h night plus 6h day across 4 naps. Overtired babies fight sleep harder — watch cues, not clocks alone.
Regression periods?
Sleep regressions hit around 4, 8, and 18 months with growth and milestones. Schedules flex; consistency matters more than perfection.
Do sleep plans upload?
No — math runs locally in your browser. Nothing leaves your device.
Related Health Tools
Baby Formula Calculator
Calculate infant formula amounts by age and weight with feeding schedules. Get daily ounces and bottle splits right — free, local, informational only.
Sleep Requirements
Get recommended sleep hours based on your age. Follows CDC and National Sleep Foundation guidelines from newborn to senior. Health data never leaves your device — every calculation runs locally in your browser.
Last updated October 2026