Life & fun · alternatives · 2026

24 alternatives to Sleep Calculator

I built Sleep Calculator to help people improve sleep quality by aligning with natural 90-minute sleep cycles. You can either: Enter your desired wake-up time to get ideal times to fall asleep, or Enter your bedtime to find optimal wake-up times.

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

1
I'm Sleepy▲120
Bedtime sleep calculator for better mornings
2023 · sleepy.im · its alternatives →
2
Sleep Time Calculator▲12
Calculate Your Bed Time
2024 · its alternatives →
3IM
I'm 15 and made a bedtime calculator with React JavaScript▲312
2020 · sleepsources.com · its alternatives →
4
Sleep Cycle Calculator▲13
Find your perfect bedtime & wake time
2025 · navi-resources.com · its alternatives →
5
DozeBetter▲5
Smart sleep calculator | optimize your sleep cycles
2025 · dozebetter.com · its alternatives →
6
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 →
7
Real Sleep Calculator▲1
Sleep smarter. Wake refreshed. Live better.
Aug 2026 · realsleepcalculator.com · its alternatives →
8
Sleep Calculator: sleepycal.com▲2
Find your ideal bedtime and wake up time.
2024 · its alternatives →
9
Sleep Calculator▲9
Would you like to wake up feeling more energetic? Sleep Calculator will show you the best time to sleep or wake up for a refreshed start to your day.
2025 · sleepcalculators.com · its alternatives →
10
Sleep Time Optimizer▲2
Your Personal Sleep Calculator
Jul 2026 · sleeptimeoptimizer.com · its alternatives →
11
Bed Time Calculator - Wake Up Refreshed▲4
Calculate when you should go to sleep based on REM cycles.
2020 · sleepsources.com · its alternatives →
12
Sleep Calculator Ai▲3
Find out the perfect bedtime or wake up time to rise feeling
2025 · sleepcalculatorai.com · its alternatives →
13
Wake Up Time▲100
Fall asleep and actually wake up refreshed
2020 · wakeupti.me · its alternatives →
14
Hibernate▲124
Level up your sleep by calculating your ideal bedtime.
2017 · play.google.com · its alternatives →
15
Sleep Cycle Calculator by ShutEye▲4
Best Time to Go to Bed and Wake Up
2022 · shuteye.ai · its alternatives →
16
Naploop: Sleep Calculator▲41
Sleep cycles, alarms & sounds
2025 · apps.apple.com · its alternatives →
17
Best Time For Bed▲2
Find your perfect bedtime based on 90-minute sleep cycles
May 2026 · besttimeforbed.com · its alternatives →
18
Sleep Better▲105
Track sleep cycles, monitor dreams & improve bedtime habits
2017 · play.google.com · its alternatives →
19
Sleep Calculator ForYour Perfect Bedtime
Wake up refreshed with science-backed sleep cycles timing
Apr 2026 · sleepcalculator.vip · its alternatives →
20
Bedtime▲132
Improve nightly rituals with bedtime stories & meditations
2018 · getbedtime.com · its alternatives →
21
Free Sleep Calculator Tool By ShutEye▲5
Sleep Tracking App to Monitor Your Sleep Cycle
2024 · shuteye.ai · its alternatives →
22
Sleep Formula▲139
App to improve your sleep using CBT & sleep tracking
2021 · apps.apple.com · its alternatives →
23
DreamEase – Sleep & Wake Time Calculator▲6
Feel more rested. Find your ideal bedtime or wake-up time.
2025 · dreamease.app · its alternatives →
24
SleepyCalc▲6
Calculate your perfect sleep Time
2025 · sleepycalc.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 →