Best Time Difference Calculator Apps

248+ iOS apps curated and reviewed

4.3 avg rating
17 free apps
Updated October 2026

If you already know World Clock Time Zone Widget, this is the deeper bench. 248+ time difference calculator apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of October 2026.

Compare top Time Difference Calculator Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1World Clock Time Zone WidgetWorld Clock Time Zone WidgetFree4.7★ (31K)NoYesNov 2026
2Time Calculator - Work HoursTime Calculator - Work HoursFree4.7★ (2.9K)NoYesNov 2026
3Date & Time IntervalDate & Time IntervalFree4.7★ (116)YesNoNov 2026
4World Clock -Time Converter-World Clock -Time Converter-Free3.9★ (14)YesNoNov 2026
5Date and Time CalculatorDate and Time CalculatorFree4.7★ (9.9K)YesNoNov 2026
6GlobeTempus Convert Time ZoneGlobeTempus Convert Time ZoneFree4.7★ (1.3K)YesYesOct 2026
7Time Calculator: Add, SubtractTime Calculator: Add, SubtractFree4.6★ (168)NoYesOct 2026
8Days + Date + Time CalculatorDays + Date + Time CalculatorFree4.7★ (876)YesNoNov 2026

Top Picks for Time Difference Calculator

World Clock Time Zone Widget#1

World Clock Time Zone Widget by Lasmit TLB Ltd

Timezone Converter Calculator
Editor's Choice
🔧 Utilities
4.7😊(31K 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

Easily check the current time and date in any location worldwide directly from your device's Notification Center. This app is ideal for international communication, travel planning, and staying connected with loved ones across different time zones.

What We Love

  • 🚀 Simple and functional
  • 🚀 Time everywhere
  • 🚀 Invaluable for dealing with timezones
  • 👍 Used by everyone
  • 👍 Excellent customer service
  • 👍 Secure app
  • 👍 Accurate and easy to use
  • 👍 Handy
  • 👍 Great app

Room to Improve

  • 🐛 Time is wrong for some cities
  • 🐛 Widget doesn't work properly
  • 🐛 Buggy
  • 💰 Requires subscription for full features
  • 💰 Misleading about free features
  • 💰 Expensive for a basic utility
Time Calculator - Work Hours#2

Time Calculator - Work Hours by Oval Software Oy

Date, Calendar & Salary Clock
Strong Contender
🔧 Utilities
4.7😊(2.9K ratings)
FreeIn-App Purchases
Time Calculator - Work Hours screenshot 1
Time Calculator - Work Hours screenshot 2
Time Calculator - Work Hours screenshot 3
Time Calculator - Work Hours screenshot 4
Time Calculator - Work Hours screenshot 5
Time Calculator - Work Hours screenshot 6

This comprehensive toolkit helps manage time, dates, and schedules with various calculators. Track work hours, plan shifts, convert time formats, and calculate differences between dates. Ideal for professionals, freelancers, and everyday users needing precise time management.

What We Love

  • 🚀 Great Time calculator App
  • 👍 Handy and easy to use
  • 👍 Excellent
  • 👍 Awesome
  • 👍 Useful
  • 👍 Convenient
  • 👍 Essential
  • 👍 Works perfectly
  • 👍 Excellent and Covenient
  • 👍 Comprehensive Time Calculator
  • 👍 Nice for time calculation
  • 👍 Helps tremendously at work
  • 👍 Perfect for adding up hours and minutes
  • 👍 Solid Calculator App
  • 👍 Does exactly what I need every time
  • 👍 Simple to use
  • 👍 Great app and easy to use
  • 👍 Best app for timesheets

Room to Improve

  • 🐛 Editing
  • 🐛 Not designed for use on more than one device?
  • 💰 Too Expensive
  • 💰 需要收费
  • 💰 Not worth the money
  • 💰 Hard to unsubscribe
  • 💰 Overall easy to navigate, cannot delete in app
  • 🐛 Hard to use and not logical
  • 🐛 Can't use the app
  • 🐛 Keeps begging for a review
  • 🐛 Options are not available
  • 🐛 No free use
  • 🐛 Not free at all!
  • 🐛 Operation is iffy
  • 🐛 Marche pas
  • 🐛 What happened
  • 🐛 Don't like the update
Date & Time Interval#3

Date & Time Interval by SACHIN SABU

Tools for time calculations
Worth Considering
📊 Productivity
4.7(116 ratings)
FreeAds
Date & Time Interval screenshot 1
Date & Time Interval screenshot 2
Date & Time Interval screenshot 3
Date & Time Interval screenshot 4
Date & Time Interval screenshot 5
Date & Time Interval screenshot 6

Calculate time intervals, age, and perform date arithmetic with ease. This tool helps you add or subtract years, months, and days, convert time zones, and count exact hours and days between dates.

More Time Difference Calculator apps to explore

FAQ about Time Difference Calculator

What are the best time difference calculator apps for iPhone?
World Clock Time Zone Widget tops our time difference calculator apps ranking as of October 2026, with a 4.7-star average from 31K App Store ratings, and it's free to download.
Yes — 17 of the top time difference calculator apps we rank are free to download, including World Clock Time Zone Widget and Time Calculator - Work Hours.
World Clock Time Zone Widget has no ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 248+ time difference calculator apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.

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