Comparison

World Clock vs World Time Clock Master

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

Head to head
About

World Clock

Effortlessly track multiple time zones, convert times, and explore city details including weather and points of interest. Access crucial information directly from your lock screen with customizable widgets.

Highlights
  • Track local time in multiple cities
  • Automatic daylight saving time updates
  • Effortless time zone conversion
  • Lock screen widgets for quick access
  • Detailed city information (weather, photos)
  • Discover points of interest (POIs)
  • User-friendly city search
Features
Read full description

Discover the world's timezones with World Clock Welcome to World Clock, the must-have iOS app for effortlessly managing timezones, tracking weather, and exploring points of interest in your favorite cities worldwide - It's the perfect companion for frequent travelers, remote workers, business workers, or anyone who needs to keep track of multiple time zones. Home - Track Time in Your Favorite Cities • Displays the local time for added cities • Automatically updates for daylight savings time Conversion - Effortlessly Convert Time Zones • Simple time zone conversion, e.g., PST to EST, CST to ET • Find out what's the time in Europe, or time in Asia, for any hour of the day, with a simple tap! Widget - Access Local Time from the Lock Screen • See the local time of your favorite cities directly from the lock screen, without having to open the app. • With the widget, you're able to put 2 time clock display on your home screen, to monitor the timezones where the people you love are. Details - Explore Weather, Photos, and More • Detailed city information at your fingertips • Weather forecasts and current conditions • Access to Wikipedia articles and city photos, and share them with your friends or loved ones! Places - Discover Points of Interest (POIs) • Detailed information about city-specific POIs • Explore attractions, landmarks, and more • The perfect tool for travelers: discover new places and activities to do, or plan your travel with ease. Search - Find Your Favorite Cities Discover and add cities effortlessly with our user-friendly search feature. Reviews from Our Satisfied Users Here's what some of our users have to say: • "This app is very easy to use. I love the ad-free version. It doesn't cost much, and it's worth every penny." • "Great app. Added all of the locations I needed to visit on a recent business trip. Helped me keep track of appointment timings in the local time zones." • "Really nice app, looks nice and runs smooth so I bought the ad-free pro version. Just what I was looking for." Stay Connected with World Clock We're always here to help! If you have any questions or need assistance, feel free to contact our support team at sperolabsdevelopment@gmail.com. Join the World Clock community today and effortlessly manage your favorite cities, convert time zones like a pro, and explore exciting points of interest. Download now and stay connected with the world, one timezone at a time.

About

World Time Clock Master

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.

Highlights
  • Multiple time zone display
  • Interactive time conversion
  • Event scheduling
  • Atomic time accuracy
  • Dynamic home screen widgets
  • List mode for text view
  • Real moon phases and sunrise/sunset
Features
Read full description

THE EASIEST WAY TO DEAL WITH MULTIPLE TIMEZONES + INTERACTIVE WIDGETS Sick of screwing up meeting times and missing calls? This app cuts through time-zone confusion and hands you the perfect hour at a glance. Forget guesswork — just click, connect, and impress. KEY FEATURES EVENT SCHEDULING MADE EASY Found the perfect meeting time? Add events to your calendar with just a tap, and never miss an international webinar, call, or special moment again. ATOMIC ACCURACY No drift, no guesswork. Each second syncs with the atomic standard, so you can trust every moment. Extensive Time Zone Database: Tap into over 160,000 locations and time zones including GMT, UTC, and more. UNIFIED CLOCK FACE View all your essential time zones at a glance on one beautifully designed, customizable clock face. Whether you prefer digital or analog displays (or even military time), everything is exactly where you need it. INTERACTIVE TIME CONVERSION Convert times instantly by simply twisting or swiping across the clock face. Watch as your selected time zones update in real time—making planning international calls, meetings, or travel effortless. DYNAMIC WIDGETS Access global times without even opening the app. Our interactive home screen widget lets you drag a simple line to reveal and convert times, ensuring you’re always in sync no matter where you are. LIST MODE Get a clean, text-based view of all your cities in one column. See times and dates at a glance, and scroll to check future or past hours. It’s a no-fuss way to track the world’s clocks. FEELS LIKE A LUXURY TIMEPIECE We poured effort into details most people never notice — and we’re okay with that. Our users aren’t “most people.” Details include: — Real Moon Phases — Real Moon Rotation — Real Sunrise & Sunset — Advanced City Lights — Haptic Feedback * * * World Clock Master offers a premium subscription: Subscribe to get access to unlimited timezones, interactive widgets, customizations, 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

Screenshots

World Clock4 screens
World Time Clock Master4 screens

Verdict

The call

The clearest difference is rating: World Time Clock Master at 4.6 against World Clock's 3.8. World Time Clock Master also leads on ads (none vs shown) and ratings volume (816 vs 12). World Clock's advantage is monetization model (free with in-app purchases vs subscription) and iOS requirement (15.0 vs 17.0). On price, update cadence, in-app purchases 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 sells 1 one-off in-app purchase and World Time Clock Master sells 10 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

World Time Clock Master holds the better App Store score, 4.6 against 3.8. That said, the two scores are not equally well evidenced: World Time Clock Master has 816 ratings behind it against 12, so its average is the more settled of the two. Written reviews point the same way: 50% of World Clock's written reviews are positive against 66% of World Time Clock Master's.

UpkeepUpdate frequency

World Clock ships an update every 3 weeks, World Time Clock Master fortnightly. The most recent releases landed on September 23, 2026 and September 25, 2026 respectively.

Scorecard6 real differences · 4 level
World Clock versus World Time Clock Master: the parameters behind the verdict, then further details
ParameterWorld ClockWorld Time Clock Master
PriceFreeFree
Rating3.8 (12 ratings)4.6 (816 ratings) — better
Positive reviews50.0% of reviews65.8% of reviews — better
Number of ratings12816 — better
Update frequencyEvery 3 weeksFortnightly — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchases — betterSubscription
DevicesiPhone, iPad, iPodiPhone, iPad, Vision Pro
Requires iOS15.0 — better17.0
Further details — not scored
Size101 MB236 MB
Age rating4+4+
DeveloperAlessandro SperottiAlex Komarov Inc.

Customer experience

World Clock

All ratings12 ratings
Positive66.7%
Neutral8.3%
Negative25.0%
Written reviews6 reviews
Positive50.0%
Neutral16.7%
Negative33.3%

World Time Clock Master

All ratings816 ratings
Positive90.8%
Neutral2.8%
Negative6.4%
Written reviews76 reviews
Positive65.8%
Neutral5.3%
Negative28.9%

Bugs and requests

World Clock

Not enough reviews yet to summarise bugs or requests.

World Time Clock Master

Reported bugs

4 issues
  • Lose all the registered locations after updating the app
  • Sticky signup interface
  • Widget doesn't work
  • GMT and London currently have a 1 hour time difference between the two locations, but the app shows them the same time

Requested features

4 requests
  • Add the time difference in hours between the default location and other locations in both the widget and the app
  • See my calendar events on the dial
  • Make a paid tier that doesn't collect my data
  • Add new event to a Calendar

In-app purchases

1 purchases

World Clock

One-time1
  • World Clock Premium$1.99
10 purchases

World Time Clock Master

Subscriptions6
  • 1 month3 variants$2.991 Month
  • 3 months$3.993 Months
  • 1 year1 Year trial2 variants$11.991 Year
Show 3 more
  • 1 year3 Days trial$11.991 Year
  • 1 year$11.991 Year
  • 1 year3 Days trial$19.991 Year
One-time4
  • Lifetime$29.99
  • Lifetime$49.99
  • Lifetime$79.99
Show 1 more
  • Lifetime$99.99

Questions

Is World Clock free?
World Clock is free to download, with in-app purchases available.
Is World Time Clock Master free?
World Time Clock Master is free to download, with in-app purchases available.
Which has better reviews, World Clock or World Time Clock Master?
World Time Clock Master is rated higher. World Clock averages 3.8 out of 5 from 12 ratings, while World Time Clock Master averages 4.6 from 816 ratings.
Do World Clock or World Time Clock Master have ads?
World Clock shows ads; World Time Clock Master does not.
Which is updated more often, World Clock or World Time Clock Master?
World Clock ships an update every 3 weeks, and World Time Clock Master fortnightly. Most recently, World Clock was updated on September 23, 2026 and World Time Clock Master on September 25, 2026.

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