World Clock Pro vs World Population Simulator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- Universal clock access
- Effortless time conversion
- Schedule calendar events
- Instant time sharing
- Large city and timezone database
- Automatic timezone updates
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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
World Population Simulator
Explore global population dynamics and country-specific data. This application simulates population growth worldwide and provides comprehensive statistics for over 200 countries, including economic, social, and demographic indicators.
- Population growth simulation
- Country statistics
- Economic indicators
- Social indicators
- Demographic data
- Learn about countries
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This app uses the data from World Bank to simulate the population growth all over the world. When tap on the screen, you can get all kinds of statistics. Moreover, this app introduces every country (data from The World Factbook), and it is a good tool to learn everything of the associated country. ----------------------------------------- Statistics include 215 countries: GDP, GDP per capita, Life expectancy, GDP growth, Population growth, Surface area, Population density; Financial Indicators: Deposit interest rate, Lending interest rate, Tax revenue, Gross domestic savings, Gross national expenditure, Broad money, Education expenditure, Military expenditure, Stocks traded, Listed domestic companies; Social Indicators: GINI index, Unemployment, Literacy rate, Access to electricity, Poverty ratio at national lines, Prevalence of HIV, Rail lines, Hospital beds; Average Indicators: GNI per capita, GDP per capita, Electric consumption per capita, Energy use per capita, CO2 emissions per capita; Population Change: Birth rate, Death rate, Fertility rate, Net migration; Population Composition: Population ≤ 14, Population 15-64, Population ≥ 65, Urban population, Rural population; Land Composition: Forest area, Arable land; Electricity Composition: Nuclear sources, Hydroelectric sources, Oil, gas and coal sources, Renewable sources, excluding hydro; Trade: Trade, Goods and services imports, Goods and services exports; Goods Trade Composition: Food, Fuel, Manufactures, Agricultural raw materials, Ores and metals; Services Trade Composition: Travel services, Transport services, Insurance and financial, Computer and communications.
Screenshots
Verdict
The clearest difference is in-app purchases: World Population Simulator at none against World Clock Pro's 6. World Population Simulator also leads on review sentiment (100% vs 77%). World Clock Pro's advantage is update cadence (every 2 months vs every 5 months) and ratings volume (1.3K vs 205). On price, rating, 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
Both are free to download. World Clock Pro sells 5 in-app purchases, starting at $1.99 per month. World Population Simulator asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.8 for World Clock Pro against 4.7 for World Population Simulator. That said, the two scores are not equally well evidenced: World Clock Pro has 1.3K ratings behind it against 205, so its average is the more settled of the two. Written reviews are what separate them: 77% of World Clock Pro's written reviews are positive against 100% of World Population Simulator's.
World Clock Pro ships an update every 2 months, World Population Simulator every 5 months. The most recent releases landed on September 3, 2026 and September 23, 2026 respectively.
| Parameter | World Clock Pro | World Population Simulator |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (1.3K ratings) — better | 4.7 (205 ratings) |
| Positive reviews | 76.7% of reviews | 100.0% of reviews — better |
| Number of ratings | 1.3K — better | 205 |
| Update frequency | Every 2 months — better | Every 5 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Subscription | Free — better |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 41 MB | 27 MB |
| Age rating | 4+ | 4+ |
| Developer | Alex Komarov Inc. | 仕清 刘 |
Customer experience
World Clock Pro
World Population Simulator
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
World Population Simulator
Not enough reviews yet to summarise bugs or requests.
In-app purchases
World Clock Pro
- 1 month$1.991 Month
- 1 month2 variants$2.991 Month
- 1 year3 Days trial$9.991 Year
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- 1 year3 Days trial$11.991 Year
- 1 year3 Days trial$19.991 Year
World Population Simulator
No in-app purchases
Questions
Is World Clock Pro free?
Is World Population Simulator free?
Which has better reviews, World Clock Pro or World Population Simulator?
Do World Clock Pro or World Population Simulator have ads?
Which is updated more often, World Clock Pro or World Population Simulator?
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