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Best Time Zone Calculator Apps

218+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated May 2026

Every iPhone needs a few good time zone calculator apps. We benchmark 218+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Top Picks for Time Zone Calculator

World Clock Time Zone Widget#1

World Clock Time Zone Widget by Lasmit TLB Ltd

Time Zone Calculator w/ Widget
Editor's Choice
πŸ”§ Utilities
4.7😊(30K ratings)
FreeIn-App Purchases
World Clock Time Zone Widget screenshot 1
World Clock Time Zone Widget screenshot 2
World Clock Time Zone Widget screenshot 3
World Clock Time Zone Widget screenshot 4
World Clock Time Zone Widget screenshot 5
World Clock Time Zone Widget screenshot 6

Access accurate and comprehensive world time zones with the World Time Widget. Easily track time differences, plan meetings, and stay connected globally right from your iPhone or iPad's Notification Center. Customize clocks, view day/night status, and enjoy additional features with a Premium Club subscription. Visit the site to download now and simplify your global time tracking.

What We Love

  • πŸš€ Simple and functional
  • πŸš€ Time everywhere
  • πŸš€ Invaluable for dealing with timezones
  • πŸ‘ Used by everyone

Room to Improve

  • πŸ› Time is wrong for some cities
  • πŸ› Widget doesn't work properly
  • πŸ› Buggy
Overlap: World Clock#2

Overlap: World Clock by Bonobo

Time Converter
Strong Contender
πŸ”§ Utilities
4.8😊(777 ratings)
Free
Overlap: World Clock screenshot 1
Overlap: World Clock screenshot 2
Overlap: World Clock screenshot 3
Overlap: World Clock screenshot 4

"Effortlessly schedule meetings across different time zones with Overlap. Visualize multiple time zones, customize availability, and integrate calendar events for seamless planning. Download now for iPhone, iPad, and Mac."

What We Love

  • πŸ’‘ Elegant and intuitive interface
  • πŸš€ Helpful for coordinating meetings across time zones
  • πŸ‘ Useful for tracking time differences globally
  • πŸ‘ Simple and easy to use

Room to Improve

  • πŸ› Widget not working
  • πŸ› Timezone data not always accurate
  • πŸ› Duplicate timezone entries
GlobeTempus Convert Time Zone#3

GlobeTempus Convert Time Zone by Ievgenii Lebid

World Time Clock
Worth Considering
✈️ Travel
4.7😊(1.3K ratings)
FreeAdsIn-App Purchases
GlobeTempus Convert Time Zone screenshot 1
GlobeTempus Convert Time Zone screenshot 2
GlobeTempus Convert Time Zone screenshot 3
GlobeTempus Convert Time Zone screenshot 4
GlobeTempus Convert Time Zone screenshot 5
GlobeTempus Convert Time Zone screenshot 6

Discover a world time clock app that effortlessly converts time zones, making global travel easier. Explore world landmarks and visualize day and night transitions with this visually enchanting and feature-rich application.

What We Love

  • πŸš€ Simple, helpful app
  • πŸ‘ Useful, easy to use
  • 🌟 Great, excellent app
  • πŸ’‘ Exceptional UI, nice visual style

Room to Improve

  • πŸ› Crashes, doesn't open
  • πŸ’° Overpriced, ads stay on even after paying
  • πŸ”’ Limited free features, need to pay for more

More Time Zone Calculator apps to explore

4
World Clock Widget
World Clock Widget
World Clock Widget
Timezone Converter Digital UTC
Free

Track time across the world with the World Clock Time Zone Widgets app! Easily add cities, choose between analog and digital clocks, and access various widget styles for your convenience. Get accurate time information, including sunrise times and moon phases, with this user-friendly tool.

✈️ Travel
(678)
5
The Time Zone Converter
The Time Zone Converter
The Time Zone Converter
home screen widgets
Free

A convenient World Clock and time zone converter app allowing users to add locations and view corresponding local times with a timeline. Easily find common working hours across different locations. For feedback or issues, contact vdugnist@gmail.com. Visit Terms of Service at https://vdugnist.com/tz_tos.html.

πŸ“Š Productivity
(1.3K)
6
Klok - Time Zone Converter
Klok - Time Zone Converter
Klok - Time Zone Converter
by Buuuk Private Limited
Free

Stay connected with loved ones in different time zones effortlessly with a time zone converter widget. Add and convert time zones quickly by swiping down on your phone, even when it's locked. Download now to keep track of multiple time zones with ease.

πŸ“Š Productivity
(3K)
7
Savvy Time
Savvy Time
Savvy Time
Time Zone Converter
Free

Experience seamless time zone conversion and city time comparison with our advanced application. Easily find, add, and compare over 100,000 cities and 300 time zones instantly in both directions. Share your feedback for future enhancements!

πŸ“Š Productivity
(521)
8
World Clock Pro: Convert Time
World Clock Pro: Convert Time
World Clock Pro: Convert Time
Timezone Converter & Scheduler
Free

World Clock Pro: Convert Time is a sophisticated time zone converter that allows users to effortlessly convert time across different regions. Stay on track with global time differences.

πŸ”§ Utilities
(1.3K)
9
World Clock-Timezone Converter
World Clock-Timezone Converter
World Clock-Timezone Converter
Easy to convert date and time.
Free

This application allows you to easily convert time zones and view world clocks. It offers features like setting dates in different regions, searching for times in any area, and setting custom widgets. Contact your international friends easily and stay updated on different time zones.

πŸ”§ Utilities
(602)
10
World Clock. Time Widget
World Clock. Time Widget
World Clock. Time Widget
Time calculator for iPhone
Free

Experience an advanced World Clock and Time Widget with a user-friendly time calculator, offline functionality, customizable widgets, and time conversion features. Choose from 30k cities, manage your world clocks effortlessly, and stay organized with this free app. Customize your time with ease and enhance your time management skills.

πŸ”§ Utilities
(3.9K)
11
Time Calculator - Work Hours
Time Calculator - Work Hours
Time Calculator - Work Hours
Date, Calendar & Salary Clock
Free

An app designed to streamline work hours calculations, helping users track their time with precision. Simplify your scheduling and stay organized effortlessly with Time Calculator⁺.

πŸ”§ Utilities
(2.7K)
12
Zen World Time Converter
Zen World Time Converter
Zen World Time Converter
Convert time across timezones!
Free

Convert time across timezones effortlessly with Zen World Time! Access over 22,000 global locations, customize daylight hours, and navigate time differences with a user-friendly slider. Enjoy an elegant interface, ad-free experience, and unlock all features with the in-app purchase. Try it today!

πŸ”§ Utilities
(180)
13
Time Zone Calculator
Time Zone Calculator
Time Zone Calculator
by Donald Wilson
Free

This app helps users coordinate times across multiple time zones, making it easy to schedule conference calls and meetings. With a simple interface, users can view and compare times in different zones, automatically updating all times when one is changed.

πŸ’Ό Business
(6)
14
Calculator with History +
Calculator with History +
Calculator with History +
No ads & Scientific calculator
Free

A calculator app with a built-in history feature that keeps track of your calculations without any ads. Calculate effortlessly and access your past computations instantly.

πŸ’° Finance
(23K)
15
World Clock -Time Converter-
World Clock -Time Converter-
World Clock -Time Converter-
Time Difference Calculator
Free

This time difference calculator app allows users to easily determine times in various cities worldwide by scrolling through a time bar, adding cities, and setting custom dates and times. It's perfect for planning international meetings, trips, and calls, and can be used to simplify time conversions globally.

πŸ”§ Utilities
(14)
16
World Clock – Time Zones
World Clock – Time Zones
World Clock – Time Zones
Times around the globe
Free

Explore a comprehensive World Clock app that offers time zone information for 5000 cities worldwide, customizable clock designs, and accurate time synchronization from timeanddate.com. Stay updated on daylight saving changes and easily track time differences. Join now to enjoy a seamless time-tracking experience!

πŸ“Š Productivity
(75)
17
World Time Clock Master
World Time Clock Master
World Time Clock Master
Zulu Time Converter & Widget
Free

Track time zones across the globe effortlessly with our app. Convert and compare different time zones quickly with Time Master: World Clock. Time management made easy!

πŸ”§ Utilities
(688)
18
Hours Minutes Calculator Lite
Hours Minutes Calculator Lite
Hours Minutes Calculator Lite
by Quackstro
Free

This application helps users calculate hours and minutes quickly and competently. Whether for work, study, or personal use, it simplifies time calculations. Try it now for a hassle-free approach to managing your time effectively!

πŸ”§ Utilities
(2.9K)
19
World Clock - Local Time
World Clock - Local Time
World Clock - Local Time
Widget for any time zone
Free

Track time zones with ease using this convenient widget that displays local times across the world. Stay organized and connected no matter where you are. Try it now!

πŸ’Ό Business
(1.3K)
20
Time Zone Converter・Convertime
Time Zone Converter・Convertime
Time Zone Converter・Convertime
World Clock & Meeting Planner
Free

This application helps you easily find the exact time and schedule meetings across multiple time zones, making it perfect for planning meetings, traveling, or staying in touch with family and friends. With its intuitive features, you can add multiple locations, set custom time formats, and visually align hours to find the best time for everyone.

πŸ“Š Productivity
(2)

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