Dev tools · alternatives · 2026

24 alternatives to HourZone.io

Free, instant week numbers, time zones & date tools

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 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 →

2. 2
   Timezone.io▲355

   Keep track where and when your team is.

   2016 · timezone.io · its alternatives →

3. 3
   My Time Zone▲382

   Automatic time zone conversion tool

   2017 · its alternatives →

4. 4
   Timezone Checker for Meetings▲433

   All the timezones at your fingertips

   2024 · its alternatives →

5. 5
   Klok▲192

   A quick and handy time zone converter widget for iOS

   2015 · buuuk.com · its alternatives →

6. 6
   SavvyCal Time Zone API▲221

   Never have to debug time zone insanity again

   2022 · savvycal.com · its alternatives →

7. 7
   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 →

8. 8
   TimeInZone▲153

   Check times across multiple timezones instantly

   2023 · timeinzone.com · its alternatives →

9. 9
   ClockZones▲174

   Instantly view up to 8 timezones live from your menubar.

   2024 · clockzones.app · its alternatives →

10. 10
    Easy Timezones▲72

    Connecting remote workers without time difference hassles

    2022 · easytimezones.com · its alternatives →

11. 11
    TimeZoneNinja▲140

    Scheduling meetings around the world just got easy

    2016 · timezoneninja.com · its alternatives →

12. 12
    Time Zone Converter▲193

    Calculate exact time anywhere in the world across time zones

    2020 · timezoneconverterapp.com · its alternatives →

13. 13
    What Is My Timezone▲8

    Free Online Timezone Checker

    Nov 2025 · whatismytimezone.net · its alternatives →

14. 14
    Timezoner▲153

    Time zone calculator bot for Slack

    2016 · its alternatives →

15. 15
    MeetWhen▲73

    Figure out meeting times across timezones without the hassle

    2020 · meetwhen.herokuapp.com · its alternatives →

16. 16
    Datetime.app▲15

    Created Datetime.app, a sleek alternative to time.is. AI nailed the features with minimal requirements—truly impressive!

    2025 · datetime.app · its alternatives →

17. 17
    TimeWobble▲68

    Take the guesswork out of your time zone calculations

    2022 · timewobble.com · its alternatives →

18. 18
    Homeslice▲149

    Find time across timezones

    2014 · homeslice.in · its alternatives →

19. 19
    Timezo▲65

    Share events with the correct timezone

    2021 · its alternatives →

20. 20
    Whatime▲96

    Timezone-friendly scheduling, made easy and intuitive

    2023 · whati.me · its alternatives →

21. 21
    My Time Zone▲22

    Automatic time zone conversion tool

    2018 · its alternatives →

22. 22
    UTC Time▲112

    Show the time in UTC in the menu bar or a widget

    2021 · apps.apple.com · its alternatives →

23. 23
    yourtime.zone▲73

    Automatically show an event in the visitors local time.

    2017 · its alternatives →

24. 24
    Hour.is▲10

    A beautiful time app for every timezone

    Jun 2026 · hour.is · 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 →