Life & fun · 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. Prices are shown for the 1 we have checked on their own sites, 1 of them free or with a free tier. Natural Language Time Zone Converter launched in 2015; newer entries below may have overtaken it.

1. 1
   Slash TZ▲82

   Natural language time zone converter for Slack & Hipchat

   2015 · slashtz.com · its alternatives →

2. 2
   Timezoner▲153

   Time zone calculator bot for Slack

   2016 · its alternatives →

3. 3
   Watzon▲78

   Elegant timezone converter + reminder

   2016 · silesius.se · its alternatives →

4. 4
   Onetime▲103

   Multiple timezones on one simple dial

   2015 · its alternatives →

5. 5
   TimeLord for Slack▲104

   Timezone converter bot for Slack

   2015 · github.com · its alternatives →

6. 6
   My Time Zone▲382

   Automatic time zone conversion tool

   2017 · its alternatives →

7. 7
   Hours Apart▲78

   Easy way to check the time in multiple timezones

   2015 · hoursapart.com · its alternatives →

8. 8EW
   Easier way to check timezone diffs▲7

   2015 · hoursapart.com · its alternatives →

9. 9
   Team Time Zone▲140

   Local clocks for distributed teams who use Slack

   2015 · teamtime.zone · its alternatives →

10. 10
    Klok▲192

    A quick and handy time zone converter widget for iOS

    2015 · buuuk.com · its alternatives →

11. 11
    tu – Convert natural language date/time to UTC▲83

    CLI tool to convert a natural language date/time string to UTC - ad-si/tu

    2024 · github.com · its alternatives →

12. 12
    LLM Attention Visualizationfree▲176

    I often need to convert times between time zones, so I built this tool to convert between them quickly and efficiently. 1. Add the cities you want to convert between (this is saved in the browser). 2. Drag on the map until the time on the source city is the time you want. 3. Look at the time at the other city. It's even more helpful to use on a phone since it doesn't require typing to convert between time zones or look up the time in another city (assuming you already added the cities you care about). If you need to convert a time far in the future, you can input the date and time in the…

    Sep 2026 · ishamf.dev · its alternatives →

13. 13
    Homeslice▲149

    Find time across timezones

    2014 · homeslice.in · its alternatives →

14. 14
    Every Time Zone▲127

    Never warp your brain with time zone math again.

    2014 · everytimezone.com · its alternatives →

15. 15
    Summarize your time availability in seconds▲109

    Simple tool to share your availability as plain text. Select time slots, convert timezones, copy and send. No calendar links needed.

    2020 · whattime.today · its alternatives →

16. 16
    Timezones Calculator App▲8

    Helpful tool for remote work to track time in different cities

    2023 · timezones.digital · its alternatives →

17. 17
    Timezone Cat▲83

    AI-powered chat bot for automatic time conversions

    2023 · its alternatives →

18. 18TA
    Timezones and Datetimes in Python▲5

    2015 · delorean.readthedocs.org · its alternatives →

19. 19
    Slated▲114

    Translates your texts to other languages in real time

    2014 · slated.me · its alternatives →

20. 20
    TimeZoneNinja▲140

    Scheduling meetings around the world just got easy

    2016 · timezoneninja.com · its alternatives →

21. 21
    Timezone.email▲86

    Easy timezone converter for Gmail and Inbox by Gmail

    2018 · its alternatives →

22. 22
    Every time zone▲53

    Never warp your brain with time zone math again.

    2014 · everytimezone.com · its alternatives →

23. 23
    yourtime.zone▲73

    Automatically show an event in the visitors local time.

    2017 · its alternatives →

24. 24
    Time and Date▲6

    time zone convertor

    2018 · timeanddate.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 →