Comparison

World Clock Pro vs Clock

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

World Clock Pro

Easily track and convert time across multiple global time zones. Schedule events, share accurate times instantly, and access a vast database of cities and time zones. Ideal for international communication and planning.

Highlights
  • Universal clock access
  • Effortless time conversion
  • Schedule calendar events
  • Instant time sharing
  • Large city and timezone database
  • Automatic timezone updates
Features
Read full description

TIMEZONE CALCULATOR – YOUR ULTIMATE WORLD TIME COMPANION Master global time with a tool that is clear, concise, and built for busy international lives. Whether you’re scheduling business meetings or connecting with friends overseas, World Clock Pro keeps you in sync—simply and directly. ESSENTIAL FEATURES UNIVERSAL CLOCK ACCESS: View accurate times in cities around the world—New York, London, Tokyo, Sydney. No fuss, just the facts. EFFORTLESS TIME CONVERSION: Swipe to convert and compare time zones with precision. Plan your calls and meetings with ease. SCHEDULE WITH CONFIDENCE: Create and integrate calendar events quickly. Organize trips, group activities, and international calls without confusion. INSTANT TIME SHARING: Share exact times via email, SMS, social media, or messengers. Coordination is just a click away. HUGE CITY & TIMEZONE DATABASE: Access over 160,000 cities and popular time zones like GMT, UTC, EST, and PST at your fingertips. WHY THIS APP MATTERS Say goodbye to timezone confusion. This isn’t just another world clock—it’s a powerful tool for global thinkers, frequent travelers, and anyone who values clear, reliable time data. Streamline your schedule and manage your day without delay. EXTEND YOUR EXPERIENCE For a deeper dive into global time management, World Clock Pro is also available on Mac. Just search “World Clock Pro” in the Mac AppStore * * * World Clock Pro offers a premium subscription: Subscribe to get access to unlimited timezones, and timely automatic updates of our timezone database of more than 160,000 locations and timezones. – Length of subscription: 1 month or 1 year – Payment will be charged to iTunes Account at confirmation of purchase – Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period – Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal – Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase – Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable – Terms & Conditions: https://timemaster.s3.amazonaws.com/Time-master-terms.pdf – Privacy Policy: https://timemaster.s3.amazonaws.com/Time-master-privacy-policy.pdf

About

Clock

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.

Highlights
  • World Clock for global time zones
  • Customizable Alarms with music
  • Stopwatch with lap recording
  • Multiple Timers with labels
  • Sleep schedule integration
Features
Read full description

Clock helps you manage your time on iOS, iPadOS and macOS. Check the current time anywhere with World Clock, make sure you wake up on time with Alarms, or keep track of passing time with Stopwatch and Timers. World Clock Check the current time in cities around the world. Or quickly see the time difference compared to your local time to make coordinating across time zones easy. Alarms Set regular alarms for any time of day. Choose to set them to repeat on specific days, give them a label and select the sound that plays with each. When your alarm goes off, you can choose to play from a selection of sounds, or pick a song from your Apple Music library. You can also adjust your wake up alarm and sleep schedule from Health right in the Clock app so you can wind down with a Sleep Focus and make sure you always wake up on time. Stopwatch Measure the duration of an event. You can see how much time has lapsed with either a digital or analog stopwatch face, and you can quickly record laps or splits throughout the time. Timers Count down seconds, minutes or hours. Or count down using multiple timers, and add labels and distinct sounds to each. You can also choose to set a timer that stops any music playing in the background—perfect for getting to sleep with your favorite playlist.

Screenshots

World Clock Pro4 screens
Clock3 screens

Verdict

The call

The clearest difference is review sentiment: World Clock Pro at 77% against Clock's 14%. World Clock Pro also leads on rating (4.8 vs 2.5) and update cadence (every 2 months vs every 9 months). Clock's advantage is in-app purchases (none vs 6) and ratings volume (20K vs 1.3K). On price, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. World Clock Pro sells 5 in-app purchases, starting at $1.99 per month. Clock asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

World Clock Pro holds the better App Store score, 4.8 against 2.5. That said, the two scores are not equally well evidenced: Clock has 20K ratings behind it against 1.3K, so its average is the more settled of the two. Written reviews point the same way: 77% of World Clock Pro's written reviews are positive against 14% of Clock's.

UpkeepUpdate frequency

World Clock Pro ships an update every 2 months, Clock every 9 months. The most recent releases landed on September 3, 2026 and September 24, 2026 respectively.

Scorecard7 real differences · 3 level
World Clock Pro versus Clock: the parameters behind the verdict, then further details
ParameterWorld Clock ProClock
PriceFreeFree
Rating4.8 (1.3K ratings) — better2.5 (20K ratings)
Positive reviews76.7% of reviews — better14.3% of reviews
Number of ratings1.3K20K — better
Update frequencyEvery 2 months — betterEvery 9 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationSubscriptionFree — better
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS13.010.0 — better
Further details — not scored
Size41 MB5 MB
Age rating4+4+
DeveloperAlex Komarov Inc.Apple

Customer experience

World Clock Pro

All ratings1,349 ratings
Positive95.3%
Neutral1.9%
Negative2.8%
Written reviews206 reviews
Positive76.7%
Neutral4.9%
Negative18.4%

Clock

All ratings19,552 ratings
Positive33.0%
Neutral6.8%
Negative60.2%
Written reviews4,265 reviews
Positive14.3%
Neutral8.7%
Negative77.1%

User reviews

World Clock Pro

From 1.3K App Store ratings

What we love

  • 🚀 Elegant and intuitive interface
  • 🔍 Excellent visualization of multiple time zones
  • ⏱ Seamless time shifting
  • 🌍 Convenient for international teams and travelers
  • 📆 Helpful for scheduling across time zones

Room to improve

  • 🐛 Widget issues and lack of functionality
  • 🖥 Lack of iPad and landscape mode support
  • 🔧 Concerns about app updates and feature removals
  • 💰 Complaints about subscription model and pricing

Clock

From 20K App Store ratings

What we love

  • 🚀 Useful app
  • 👍 Good alarm clock
  • ✨ Interesting experience
  • 🕰️ Helpful for timekeeping

Room to improve

  • 🐛 Alarm issues
  • 🔇 Quiet/silent alarms
  • 🕰️ Lack of customization
  • 🤯 Frustrating bugs
  • 🕰️ Unreliable timer

Bugs and requests

World Clock Pro

Reported bugs

3 issues
  • Widget not working on iOS 14 and newer
  • Issues with local time zone detection and display
  • Inconsistent behavior after app updates

Requested features

4 requests
  • Add date function for future time zone changes
  • Ability to customize and sort displayed time zones
  • Implement an Apple Watch app
  • Improve widget functionality and customization

Clock

Reported bugs

3 issues
  • Alarms not going off or being silent
  • Alarms disappearing or turning off on their own
  • Timer issues like not showing countdown or not working properly

Requested features

6 requests
  • Ability to set alarms for specific dates
  • Option to silence all alarms for a period
  • More customization for alarm sounds and snooze
  • Separate volume control for alarms
  • Ability to group and manage alarms
Show 1 more
  • Display seconds in digital clock view

In-app purchases

5 purchases

World Clock Pro

Subscriptions5
  • 1 month$1.991 Month
  • 1 month2 variants$2.991 Month
  • 1 year3 Days trial$9.991 Year
Show 2 more
  • 1 year3 Days trial$11.991 Year
  • 1 year3 Days trial$19.991 Year
None

Clock

No in-app purchases

Questions

Is World Clock Pro free?
World Clock Pro is free to download, with in-app purchases available.
Is Clock free?
Clock is free to download, with no in-app purchases.
Which has better reviews, World Clock Pro or Clock?
World Clock Pro is rated higher. World Clock Pro averages 4.8 out of 5 from 1.3K ratings, while Clock averages 2.5 from 20K ratings.
Do World Clock Pro or Clock have ads?
Neither World Clock Pro nor Clock shows ads.
Which is updated more often, World Clock Pro or Clock?
World Clock Pro ships an update every 2 months, and Clock every 9 months. Most recently, World Clock Pro was updated on September 3, 2026 and Clock on September 24, 2026.

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