Alternatives

Products that do what Clock-Zone.com does

Free alarm clock, timers, sleep calculator & world clock

1. 1AC
   Alarmclocktab.com – phone's dead and I need an alarm, stopwatch, timer▲15

   Web based time tools including alarms, timers, stopwatch, and time zone converter. Resources also include Tabata, Pomodoro and other useful timers, tips and tactics for managing time and time tracking. Dark mode included!

   2023 · alarmclocktab.com

2. 2
   SleepCycle▲112

   A bio-alarm clock that analyzes your sleep pattern

   2014

3. 3
   ClockZones▲174

   Instantly view up to 8 timezones live from your menubar.

   2024

4. 4
   TabTimer▲195

   The world's tiniest timer. Built for your browser.

   2024

5. 5
   I'm Sleepy▲120

   Bedtime sleep calculator for better mornings

   2023

6. 6
   Time Zone Converter▲193

   Calculate exact time anywhere in the world across time zones

   2020

7. 7
   Flip Clocker▲124

   Flip clock & time zone converter & white noise & world time

   2023

8. 8
   Clocker▲114

   Keep track of people in different time zones

   2017

9. 9
   Klok▲192

   A quick and handy time zone converter widget for iOS

   2015

10. 10
    Time Travel: World Clocks▲139

    Effortlessly track and sync global timezones

    2024

11. 11
    Sleep Formula▲139

    App to improve your sleep using CBT & sleep tracking

    2021

12. 12
    Clocks▲162

    A minimal world clock app for your Mac's menubar

    2014

13. 13
    Smart Alarm Clock▲100

    Sleep cycle & snoring recorder

    2017

14. 14
    Smart Alarm Clock for Apple Watch▲98

    Sleep cycle natural alarm

    2018

15. 15
    OnlineTime Zone

    Beautiful, offline-capable timers & premium time tools.

    Mar 2026

16. 16
    Hypnos▲78

    Hypnos calculates your sleep cycles and set morning alarm.

    2020

17. 17
    My Clocks▲98

    Personalized world clocks in your menu bar

    Nov 2025

18. 18
    Naploop: Sleep Calculator▲41

    Sleep cycles, alarms & sounds

    2025

19. 19
    Circa▲88

    Find a time that works for everyone, in every time zone

    2015

20. 20TK
    Time Keep – Location timezones, timers, alarms, countdowns in one place▲26

    I kept running into this: timer on my laptop, alarm on my phone, timezone / discord timestamp conversion app in a separate tab. Switching between them was a hassle and I wanted to be able to set them up and manage really fast anywhere I was. So I built Time Keep, it puts world clocks, timers, alarms, countdowns, a stopwatch, breaks, a sleep planner, Discord timestamps, and more into one always open place. Works without an account or signup. All tools are fully functional immediately. Sign in to save your data across sessions. Pro adds live cross-device sync. Shared countdown links show…

    Mar 2026

21. 21
    Sleep as Android▲90

    Smart alarm clock with sleep cycle tracking

    2017

22. 22
    ZoneJam▲111

    Effortlessly plan meetings across time zones

    2023

23. 23
    E.ggtimer.com▲76

    A simple countdown timer with an alarm for the browser.

    2015

24. 24
    Zones▲77

    Know when people are available.

    2019

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