Work · alternatives · 2026

24 alternatives to I'm Sleepy

Bedtime sleep calculator for better mornings

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. I'm Sleepy launched in 2023; newer entries below may have overtaken it.

1. 1IM
   I'm 15 and made a bedtime calculator with React JavaScript▲312

   2020 · sleepsources.com · its alternatives →

2. 2
   Sleep Formula▲139

   App to improve your sleep using CBT & sleep tracking

   2021 · apps.apple.com · its alternatives →

3. 3
   Sleep Time Calculator▲12

   Calculate Your Bed Time

   2024 · its alternatives →

4. 4
   Wake Up Time▲100

   Fall asleep and actually wake up refreshed

   2020 · wakeupti.me · its alternatives →

5. 5
   Naploop: Sleep Calculator▲41

   Sleep cycles, alarms & sounds

   2025 · apps.apple.com · its alternatives →

6. 6
   Bed Time Calculator - Wake Up Refreshed▲4

   Calculate when you should go to sleep based on REM cycles.

   2020 · sleepsources.com · its alternatives →

7. 7
   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 →

8. 8
   Sleepy Bedtime Calculator ▲3

   Stop Guessing, Start Resting

   Jun 2026 · sleepytime.cc · its alternatives →

9. 9
   Sleept▲133

   Sleept is an alarm clock app that helps you wake up easily

   2022 · play.google.com · its alternatives →

10. 10
    Hypnos▲78

    Hypnos calculates your sleep cycles and set morning alarm.

    2020 · apps.apple.com · its alternatives →

11. 11
    Simply Nap▲66

    Simple sleep sounds & alarm clock in 1

    2019 · play.google.com · its alternatives →

12. 12
    Sleep Cycle Calculator▲13

    Find your perfect bedtime & wake time

    2025 · navi-resources.com · its alternatives →

13. 13
    Sleep Calculator: sleepycal.com▲2

    Find your ideal bedtime and wake up time.

    2024 · its alternatives →

14. 14
    Bedtime▲132

    Improve nightly rituals with bedtime stories & meditations

    2018 · getbedtime.com · its alternatives →

15. 15
    Sleepyti.me Bedtime Calculator▲10

    Calculates optimal bed times based on sleep cycles

    2015 · sleepopolis.com · its alternatives →

16. 16
    Wakeout▲264

    A new way to wake up—with workouts you do in your pajamas

    2017 · wakeout.co · its alternatives →

17. 17
    Calculate Sleep And Wake Up Refreshed▲7

    Calculate when to go to bed to wake up refreshed

    2024 · sleepcalculator.app · its alternatives →

18. 18
    IO Calculators▲2

    Free, responsive tool to calculate your perfect sleep cycle.

    Jul 2026 · io-sleep-calculator.blogspot.com · its alternatives →

19. 19
    Sleep Calculator▲7

    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.

    2025 · openmagic-data.com · its alternatives →

20. 20
    Sleep Cycle Calculator by ShutEye▲4

    Best Time to Go to Bed and Wake Up

    2022 · shuteye.ai · its alternatives →

21. 21
    SleepyCalc▲6

    Calculate your perfect sleep Time

    2025 · sleepycalc.com · its alternatives →

22. 22
    Sleep▲100

    Health and fitness app

    2023 · apps.apple.com · its alternatives →

23. 23
    Sleep Better▲105

    Track sleep cycles, monitor dreams & improve bedtime habits

    2017 · play.google.com · its alternatives →

24. 24
    Hibernate▲124

    Level up your sleep by calculating your ideal bedtime.

    2017 · play.google.com · its alternatives →

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 →