Dev tools · alternatives · 2026

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Timezones and Datetimes in Python launched in 2015; newer entries below may have overtaken it.

1. 1
   Timezone Checker for Meetings▲433

   All the timezones at your fingertips

   2024 · its alternatives →

2. 2
   Onetime▲103

   Multiple timezones on one simple dial

   2015 · its alternatives →

3. 3
   TimeInZone▲153

   Check times across multiple timezones instantly

   2023 · timeinzone.com · its alternatives →

4. 4
   I made a tool to compare time zones▲758

   Timezone converter and world clock by time.fyi is a simple, fast and easy to use app to convert timezones and check the current time in different cities around the world.

   2024 · time.fyi · its alternatives →

5. 5EW
   Easier way to check timezone diffs▲7

   2015 · hoursapart.com · its alternatives →

6. 6
   Timezoner▲153

   Time zone calculator bot for Slack

   2016 · its alternatives →

7. 7
   Hours Apart▲78

   Easy way to check the time in multiple timezones

   2015 · hoursapart.com · its alternatives →

8. 8
   There▲417

   Timezones of friends & teammates

   2024 · there.pm · its alternatives →

9. 9
   My Time Zone▲382

   Automatic time zone conversion tool

   2017 · its alternatives →

10. 10
    Homeslice▲149

    Find time across timezones

    2014 · homeslice.in · its alternatives →

11. 11
    Paste A Date▲83

    Quickly convert timestamps into other timezones

    2017 · its alternatives →

12. 12
    Timezone.io▲355

    Keep track where and when your team is.

    2016 · timezone.io · its alternatives →

13. 13
    Time Zone Converter▲193

    Calculate exact time anywhere in the world across time zones

    2020 · timezoneconverterapp.com · its alternatives →

14. 14
    Klok▲192

    A quick and handy time zone converter widget for iOS

    2015 · buuuk.com · its alternatives →

15. 15
    TimeZoneNinja▲140

    Scheduling meetings around the world just got easy

    2016 · timezoneninja.com · its alternatives →

16. 16NL
    Natural Language Time Zone Converter▲8

    2015 · slashtz.com · its alternatives →

17. 17
    Timezone Email Widget▲82

    An always up to date timezone widget for your email

    2021 · its alternatives →

18. 18
    Spacetime 2.0▲208

    Work hour and time zone management for distributed teams.

    2018 · its alternatives →

19. 19
    ClockZones▲174

    Instantly view up to 8 timezones live from your menubar.

    2024 · clockzones.app · its alternatives →

20. 20
    yourtime.zone▲73

    Automatically show an event in the visitors local time.

    2017 · its alternatives →

21. 21
    Team Time Zone▲140

    Local clocks for distributed teams who use Slack

    2015 · teamtime.zone · its alternatives →

22. 22
    Every Time Zone▲127

    Never warp your brain with time zone math again.

    2014 · everytimezone.com · its alternatives →

23. 23
    Watzon▲78

    Elegant timezone converter + reminder

    2016 · silesius.se · its alternatives →

24. 24
    MeetWhen▲73

    Figure out meeting times across timezones without the hassle

    2020 · meetwhen.herokuapp.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 →