Life & fun · alternatives · 2026

24 alternatives to Baby Sleep Tools Calculators

Science-backed guides for the 3 AM baby sleep questions

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

1
A Gentle Way To Sleep (5 to 12 months)▲79
Everything you need to improve sleep without sleep training
2023 · its alternatives →
2
I'm Sleepy▲120
Bedtime sleep calculator for better mornings
2023 · sleepy.im · its alternatives →
3IM
I'm 15 and made a bedtime calculator with React JavaScript▲312
2020 · sleepsources.com · its alternatives →
4
Wake Window Calculator▲2
Instantly generate your baby’s nap schedule by age
2025 · its alternatives →
5
Restly▲234
Say goodbye to sleepless nights and wake up fresh & inspired
2019 · its alternatives →
6
Best Time For Bed▲2
Find your perfect bedtime based on 90-minute sleep cycles
May 2026 · besttimeforbed.com · its alternatives →
7
Wakeout 2.0▲142
250+ energizing exercises you do anywhere in 3 min or less
2018 · apps.apple.com · its alternatives →
8
Wake Up Time▲100
Fall asleep and actually wake up refreshed
2020 · wakeupti.me · its alternatives →
9
MonBaby Baby Sleep Monitor▲70
Track your baby's breathing, temperature and sleep position.
2015 · monbaby.com · its alternatives →
10
Sleep Cycle Calculator▲13
Find your perfect bedtime & wake time
2025 · navi-resources.com · its alternatives →
11
Sleep Calculator ForYour Perfect Bedtime
Wake up refreshed with science-backed sleep cycles timing
Apr 2026 · sleepcalculator.vip · its alternatives →
12
Onoco AI▲76
Predict your baby's optimal nap time with AI
2023 · onoco.com · its alternatives →
13
DozeBetter▲5
Smart sleep calculator | optimize your sleep cycles
2025 · dozebetter.com · its alternatives →
14
Sleep Calculator UK▲1
Calculate your ideal sleep and wake times — no signup.
Aug 2026 · sleepcalculator.org.uk · its alternatives →
15
Free Sleep Calculator▲6
Free sleep calculator and sleep cycle calculator to find your optimal bedtime and wake-up time. Calculate your REM sleep cycles for better rest and energy
2025 · sleepcalculators.org · its alternatives →
16
Sleepy Bedtime Calculator ▲3
Stop Guessing, Start Resting
Jun 2026 · sleepytime.cc · its alternatives →
17
REM SLEEP CYCLE CALCULATOR - Your health▲2
Your Health, Understood
Jun 2026 · remsleepcyclecalculator.com · its alternatives →
18
Sleep Time Calculator▲12
Calculate Your Bed Time
2024 · its alternatives →
19
Sleepy ▲76
A Telegram bot that helps to sleep better
2022 · t.me · its alternatives →
20
Instant Baby Sleep Sounds▲82
A soundboard to put your baby to sleep 👶💤
2018 · apps.apple.com · its alternatives →
21
Sleep Time Optimizer▲2
Your Personal Sleep Calculator
Jul 2026 · sleeptimeoptimizer.com · its alternatives →
22
Sleep Cycle By Age▲2
A sleep cycle calculator based on your age
Jun 2026 · sleepcyclebyage.com · its alternatives →
23
Sleep Time Calculator
No more groggy mornings
May 2026 · yoursleeptimes.com · its alternatives →
24
ZZZcalc.com
Bedtime calculator based on 90-minute sleep cycles
May 2026 · zzzcalc.com · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →