Life & fun · alternatives · 2026

24 alternatives to SleepCalculators.net

Free sleep tools to help you wake up refreshed

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

1. 1
   I'm Sleepy▲120

   Bedtime sleep calculator for better mornings

   2023 · sleepy.im · its alternatives →

2. 2
   Sleep Cycle Calculator▲13

   Find your perfect bedtime & wake time

   2025 · navi-resources.com · its alternatives →

3. 3IM
   I'm 15 and made a bedtime calculator with React JavaScript▲312

   2020 · sleepsources.com · its alternatives →

4. 4
   Sleep Time Calculator▲12

   Calculate Your Bed Time

   2024 · its alternatives →

5. 5
   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 →

6. 6
   Free Sleep Calculator Tool By ShutEye▲5

   Sleep Tracking App to Monitor Your Sleep Cycle

   2024 · shuteye.ai · its alternatives →

7. 7
   SleepCalc▲1

   Free sleep calculator finds your perfect bedtime

   Mar 2026 · its alternatives →

8. 8
   Sleep Cycle▲1

   “Track your cycles, optimize your mornings.”

   Feb 2026 · calculatortoolnation.com · its alternatives →

9. 9
   Sleep Calculator: sleepycal.com▲2

   Find your ideal bedtime and wake up time.

   2024 · its alternatives →

10. 10
    Bed Time Calculator - Wake Up Refreshed▲4

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

    2020 · sleepsources.com · its alternatives →

11. 11
    DozeBetter▲5

    Smart sleep calculator | optimize your sleep cycles

    2025 · dozebetter.com · its alternatives →

12. 12
    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 →

13. 13
    Sleep Formula▲139

    App to improve your sleep using CBT & sleep tracking

    2021 · apps.apple.com · its alternatives →

14. 14
    IO Calculators▲2

    Free, responsive tool to calculate your perfect sleep cycle.

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

15. 15
    Sleep Time Optimizer▲2

    Your Personal Sleep Calculator

    Jul 2026 · sleeptimeoptimizer.com · its alternatives →

16. 16
    Real Sleep Calculator▲1

    Sleep smarter. Wake refreshed. Live better.

    Aug 2026 · realsleepcalculator.com · its alternatives →

17. 17
    Sleep Debt Calculator▲26

    Free sleep tools: 34 instant calculators covering sleep debt, cycles, caffeine, naps, and jet lag — all free, no signup required.

    2013 · sleepdebtcalc.com · its alternatives →

18. 18
    SleepyCalc▲6

    Calculate your perfect sleep Time

    2025 · sleepycalc.com · its alternatives →

19. 19
    Sleep Tools Platform▲5

    A comprehensive, science based sleep optimization platform.

    Jan 2026 · its alternatives →

20. 20
    Sleep Better▲105

    Track sleep cycles, monitor dreams & improve bedtime habits

    2017 · play.google.com · its alternatives →

21. 21
    Wake Up Time▲100

    Fall asleep and actually wake up refreshed

    2020 · wakeupti.me · its alternatives →

22. 22
    BedtimeCalc

    Find the best bedtime and wake-up time

    Jul 2026 · bedtimecalc.net · its alternatives →

23. 23
    Sleep Cycle Calculator by ShutEye▲4

    Best Time to Go to Bed and Wake Up

    2022 · shuteye.ai · its alternatives →

24. 24
    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 →

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 →