Best Approximationist World Clock Apps

221+ iOS apps curated and reviewed

4.3 avg rating

17 free apps

Updated June 2026

Every iPhone needs a few good approximationist world clock apps. We benchmark 221+ 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 Approximationist World Clock

#1

Approximationist World Clock by Simply Useful Apps

Time Zones at a Glance

Editor's Choice

🔧 Utilities

0.0(0 ratings)

$0.99

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#2

Living Earth - Clock & Weather by Radiantlabs, LLC

Forecast Storms & Hurricanes

Strong Contender

☀️ Weather

4.8😐(15K ratings)

$5.99

#41in Weather

Living Earth - Clock & Weather screenshot 1

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Living Earth - Clock & Weather screenshot 5

Experience a visually stunning 3D simulation of Earth with real-time weather, global cloud patterns, and tropical storm tracking. This app offers a world clock for millions of cities, detailed forecasts, and an interactive view of celestial bodies. It also features an alarm clock with music integration and city syncing across devices.

What We Love

👍 Beautiful and intuitive interface
🌍 Comprehensive global weather coverage
⏰ Useful alarm clock and time zone features
🌩️ Detailed storm and cloud cover tracking

Room to Improve

🐛 Frequent crashes and bugs
❌ Inaccurate temperature and weather forecasts
🕓 Slow to update weather data

#3

World Clock – Time Zones by timeanddate.com

Times around the globe

Worth Considering

📊 Productivity

3.4😊(75 ratings)

FreeIn-App Purchases

World Clock – Time Zones screenshot 1

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View current times for over 5000 cities worldwide. Organize your favorite locations for quick access and receive automatic updates for daylight saving and time zone changes. Customize your clock display with various designs and formats.

What We Love

🌍 Comprehensive world clock coverage
🕰️ Accurate and up-to-date time information
📍 Ability to add favorite cities
🌐 Useful for international communication and travel

Room to Improve

💰 Paid upgrade required for full functionality
🐛 Crashes and bugs reported
📱 Compatibility issues with newer iOS versions

More Approximationist World Clock apps to explore

The Clocks: Alarm, World Clock

The Clocks: Alarm, World Clock

Genuine Flip, Digital, Analog

This app offers a variety of clock styles including flip, digital, and analog. It features customizable alarms with music options, a world clock for multiple locations, and several user-friendly controls for brightness, touch lock, and flashlight activation.

Flip, Digital, and Analog clock typesIn-app music alarmsWorld clock with 500+ cities

free with in-app purchases

Flip clock - no ads

Flip clock - no ads

Digital Clock&Nightstand clock

A digital clock app featuring a unique page-turning animation and customizable backgrounds. It includes white noise sounds, hourly chimes, and a timer for enhanced functionality. Personalize your display with various skins, colors, and animations.

Page-turning digital clock animation123 White Noise SoundsCustomizable skins and colors

My Digital Clock

My Digital Clock

Stylish Clock with Themes

Personalize your time with a clean and elegant digital clock. Choose from multiple themes, fonts, and activate night mode for a comfortable display. Optimized for performance and a distraction-free experience.

Multiple clock themesCustom font selectionNight mode support

free with in-app purchases

Time Converter & World Clock

Easily track and compare time zones across the globe. Plan meetings, calls, or events with family, friends, or colleagues in different countries. Features include unlimited city additions, daylight saving time support, and offline access.

Add Unlimited CitiesCompare Multiple LocationsReal-Time World Clock

free with in-app purchases

World Clock Widget

World Clock Widget

Timezone Converter Digital UTC

Easily track the time in multiple cities worldwide with customizable analog or digital clock widgets. Get instant access to local times from your Home Screen, Lock Screen, or Dynamic Island. Includes a conversion tool for comparing times and managing schedules across different zones.

Analog and digital clock displaysSearch and manage 10,000+ citiesCustomizable city names

free with in-app purchases

World Clock for iPhone

World Clock for iPhone

Easily track time across multiple time zones without manual calculations. Set alarms for specific times in different locations to manage international meetings and schedules efficiently.

Multiple time zone displaySet alarms for different clocksAutomatic time difference calculation

free with in-app purchases

Clock – Simple & Customizable

Clock – Simple & Customizable

A minimalistic 24h clock app

This app displays the time with a minimalistic design, utilizing the full screen. It offers extensive customization for time format, including 12/24 hour, leading zeros, and seconds precision. Screen brightness can be adjusted by swiping, and screen dimming can be prevented.

Full-screen displayCustomizable time format (12/24hr, seconds)Adjustable screen brightness

ClockZ | Clock Display + Alarm

ClockZ | Clock Display + Alarm

Night Stand | Widget | Timer

This app provides a customizable digital clock display with alarm, timer, and stopwatch functions. It offers features like photo backgrounds, automatic unlock, and large, easy-to-read visuals, optimized for nighttime use. Premium options unlock additional themes and battery display.

Customizable digital clock displayMusic alarmTimer and stopwatch

📊 Productivity

DClock - Digital Flip Clock

DClock - Digital Flip Clock

Time Widgets & Floating Clock

This app provides a visually appealing digital flip clock with a minimalist design and customizable themes. It offers useful widgets for your home screen, a floating clock option, and integrated tools like a Pomodoro timer and white noise generator to aid focus. It can also display health data like step count.

Minimalist flip clock designiOS 14 widgetsCustomizable clock themes

free with in-app purchases

ClockPhone big digital clocks

ClockPhone big digital clocks

Alarm clock, timer, widget

This app offers a stylish and functional digital clock with advanced alarm and timer features. Customize its appearance, set flexible alarms with unique dismissal methods, and utilize versatile timers for workouts or productivity.

Advanced alarm with flexible repeatsUnique alarm dismissal methods (NFC, QR, math)Versatile timer for workouts and productivity

free with in-app purchases

Time Zone Clock - GoTime

World, Military Time Converter

Never miss a call or appointment due to time zone differences. This app helps you manage world clocks and set alarms accurately across different locations. It's designed for travelers, remote teams, and anyone needing to coordinate globally.

Time zone alarmsiOS 26 AlarmKit integrationLock Screen and Home Screen widgets

free with in-app purchases

The Analog Clock

The Analog Clock

Simple Analog Clock

This app displays a customizable analog clock on your entire screen. Personalize background and theme colors, and choose between numbers or Roman numerals for the dial. A premium plan unlocks all designs and advanced customization options.

Full-screen analog clock displayAd-free clock viewingLandscape orientation support

World Time Clock Master

World Time Clock Master

Zulu Time Converter & Widget

Effortlessly manage multiple time zones with this app. Convert times instantly, schedule events, and view global clocks at a glance with interactive widgets. Features atomic accuracy and a vast database of locations.

Multiple time zone displayInteractive time conversionEvent scheduling

Klok - Time Zone Converter

Klok - Time Zone Converter

by Buuuk Private Limited

Easily convert and track time across multiple time zones with a convenient widget. Access it from anywhere, even when your phone is locked, to quickly see and adjust to different time zones.

Time zone converter widgetSwipe down accessAdd frequently used time zones

📊 Productivity

Manage your time with ease

This app helps you manage your time across devices. It offers features like a world clock for global time zones, customizable alarms with music options, a stopwatch for measuring durations, and timers for countdowns.

World Clock for global time zonesCustomizable Alarms with musicStopwatch with lap recording

Atomic Clock (Gorgy Timing)

The classic par excellence

This app provides ultra-precise time by syncing with atomic time servers. It features a customizable display mimicking professional studio clocks, with advanced alarm functions and various visual themes. Designed for accuracy and usability, it's ideal for professionals and enthusiasts alike.

Syncs with atomic time serversProfessional studio clock displayCustomizable alarm with snooze

free with in-app purchases

World Clock. Time Widget

World Clock. Time Widget

Time calculator for iPhone

This app offers a world clock with a time calculator and customizable widgets for your home screen. It allows you to track time in over 30,000 cities, even offline, and rename locations for easy identification. The clean interface ensures fast navigation and a straightforward user experience.

30,000+ citiesOffline functionalityMultiple home screen widgets

free with in-app purchases