Comparison

World Cal vs Time Intersect

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

Head to head
About

World Cal

Easily schedule global meetings and events across different time zones. This app helps you find the perfect time for international calls and trips by comparing multiple time zones and integrating with your calendar.

Highlights
  • Cross-timezone scheduling
  • View calendar in multiple timezones
  • Time travel into the future
  • Add unlimited timezones
  • Day/night indicators
  • Home screen and watch widgets
  • DST accuracy
Features
Read full description

Coordinate global meetings, calls, and events without the timezone math. Standard world clocks only tell you what time it is right now. World Calendar goes further: it’s a powerful timezone converter and international meeting planner that lets you look into the future to find the perfect time for everyone. Whether you are scheduling a global team sync, planning an international trip, or calling family overseas, World Calendar integrates directly with your iOS Calendar to make cross-timezone scheduling effortless. CROSS-TIMEZONE SCHEDULING Compare multiple timezones side-by-side to instantly pinpoint the ideal meeting time. Tap anywhere to set a target time, and tap twice to seamlessly create an event directly in your calendar. VIEW YOUR CALENDAR IN MULTIPLE TIMEZONES World Calendar displays your existing events across all your selected timezones. Create, edit, and share events with a single tap, ensuring your global schedule is always perfectly aligned. KEY FEATURES: • Time Travel: Scroll into the future to plan days, weeks, or months ahead. • No Limits: Add and compare as many timezones as you need. • Day/Night Indicators: Instantly see if your contact is awake or asleep. • Home Screen Widget: Check your favorite timezones at a glance without unlocking your device. • Watch Widget and App: Put your recently selected timezones on your wrist • Easy Search: Find locations by city name, timezone abbreviation (e.g., EST, GMT), or UTC offset. • Global Sharing: Send event invites to other users that automatically adapt to their local timezone. • DST Accuracy: Fully automatic adjustments for daylight saving time changes globally. • Nautical Time Zones: Full support for standard UTC offsets without DST adjustments. • Landscape View: Turn your device for a wider, comprehensive timeline view.

About

Time Intersect

Effortlessly schedule meetings and manage time across different time zones. This tool provides instant time conversion and availability analysis, ideal for professionals and travelers. Features include smart planning, color-coded availability indicators, and offline world clock access.

Highlights
  • Instant time zone conversion
  • Smart meeting planner
  • Availability indicators
  • Offline world clock
  • Widgets for quick access
  • Dark mode and night vision
Features
Read full description

Time Intersect™ is the fastest way to schedule time across time zones. Stop guessing, stop double-checking, and just move. Built for business professionals, remote teams, frequent travelers, and aviation crews. Time Intersect cuts through the complexity of time conversion and meeting planning. ◉ Plan meetings in seconds - Built for salespeople, remote teams, and anyone booking across regions, Time Intersect instantly finds the best time to meet. Swipe through time and see every location update instantly. No typing, no recalculating. Just move and decide. ◉ Availability indicators - Color-coded and based on your configured working hours, so the right time is always obvious at a glance. ◉ Smart Meeting Planner - Analyzes overlapping availability across your selected locations and recommends the optimal meeting time, so you decide in seconds, not after a chain of back-and-forth emails. (Available in Pro) Built for speed • Swipe to change time across all locations instantly • See availability using configurable working hours and color indicators • Compare multiple regions without the back-and-forth World clock that works anywhere • Thousands of locations available offline • Access many more locations online • GMT, UTC, Zulu time, and week numbers • Dark mode and night vision mode for low-light environments Designed for aviation and travel • Night vision mode for cockpit environments • Access thousands of airport locations by code, name, or city (Pro) • Quickly check time at your destination or layover • Area Intersect™ combines your current location with a nearby saved location to avoid duplicates (Pro) • Daylight Saving Time change awareness built in Widgets built for quick decisions • See your key time zones at a glance, no need to open the app • Instantly access your most important locations • Choose clock styles to match how you work Upgrade to Time Intersect Pro: One purchase. No subscription. Unlock premium features and enjoy an ad-free experience. Schedule with confidence. Move faster, across every time zone.

Screenshots

World Cal4 screens
Time Intersect4 screens

Verdict

The call

The clearest difference is update cadence: Time Intersect at monthly against World Cal's every 4 months. World Cal's advantage is rating (4.9 vs 4.7) and device support (4 vs 2). On price, review sentiment, ratings volume and ads 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 Cal sells 1 one-off in-app purchase and Time Intersect sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

World Cal holds the better App Store score, 4.9 against 4.7. Both are backed by a comparable volume of ratings — 315 and 489 respectively. Written reviews point the same way: 76% of World Cal's written reviews are positive against 74% of Time Intersect's.

UpkeepUpdate frequency

World Cal ships an update every 4 months, Time Intersect monthly. Both last shipped on November 6, 2026.

Scorecard3 real differences · 7 level
World Cal versus Time Intersect: the parameters behind the verdict, then further details
ParameterWorld CalTime Intersect
PriceFreeFree
Rating4.9 (315 ratings) — better4.7 (489 ratings)
Positive reviews76.5% of reviews — better73.8% of reviews
Number of ratings315489 — better
Update frequencyEvery 4 monthsMonthly — better
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, Mac, Apple Watch — betteriPhone, iPad
Requires iOS16.616.4 — better
Further details — not scored
Size21 MB66 MB
Age rating4+4+
DeveloperGeospike Pty LtdJose Santos

Customer experience

World Cal

All ratings315 ratings
Positive98.7%
Neutral0.6%
Negative0.6%
Written reviews51 reviews
Positive76.5%
Neutral9.8%
Negative13.7%

Time Intersect

All ratings489 ratings
Positive95.5%
Neutral2.2%
Negative2.2%
Written reviews80 reviews
Positive73.8%
Neutral6.3%
Negative20.0%

User reviews

World Cal

From 315 App Store ratings

What we love

  • 👍 Easy to use
  • 🌍 Great for multiple time zones
  • 💡 Simple and efficient
  • ✅ Clear display
  • 🤝 Helpful for international scheduling

Room to improve

  • 💰 Expensive ad-free version
  • 🔞 Inappropriate ads in free version
  • 💸 High price for functionality

Time Intersect

From 489 App Store ratings

What we love

  • 👍 Intuitive and easy-to-use interface
  • 🌍 Essential for coordinating across multiple time zones
  • 📱 Excellent widget functionality
  • ✨ Clean and elegant design
  • 🎯 Accurate time zone detection and calculations

Room to improve

  • 🐛 Deleted cities reappear after updates
  • 🐛 Synchronization issues causing city duplication
  • ⚙️ Settings reset to 12-hour format with each update
  • 🔧 Interactive widgets not functioning properly
  • 😤 Poor developer responsiveness to feedback

Bugs and requests

World Cal

Reported bugs

7 issues
  • 🐛 Inappropriate ads in free version
  • 🐛 Widget settings not saved
  • 🐛 Cannot add new events with double tap
  • 🐛 Timezone abbreviations not displayed
  • 🐛 Search feature doesn't work
Show 2 more
  • 🐛 Crashes when adding a city
  • 🐛 Widget expansion settings not saved

Requested features

5 requests
  • Add more cities
  • Option to freeze time zones for comparison
  • Switch between 24-hour and AM/PM clock
  • Cleaner design with better calendar event integration
  • Ability to pick a specific date to view

Time Intersect

Reported bugs

9 issues
  • Deleted cities reappear multiple times after deletion
  • City list duplication on synchronization
  • Time format resets to 12-hour with each update
  • Interactive widget defaults to click-to-open style
  • Scheduler spins and doesn't refresh with time options
Show 4 more
  • Export functionality broken (can't type details, blank iMessage)
  • UI bugs when trying to export events
  • Scroll forward in time by swipe becomes unavailable
  • Unresponsive customer support

Requested features

10 requests
  • Option to hide country names in city list
  • Display all cities on widget instead of limited number
  • Individual time format selection per timezone (12/24 hour)
  • Dropdown option on widgets to show all time zones
  • Language selection option independent of system settings
Show 5 more
  • Ability to remove cities from main screen
  • Swipe right-to-left gesture to change time
  • Color customization for current vs future times
  • Itemized and individually purchasable features
  • Scheduler refresh with different time options

In-app purchases

1 purchases

World Cal

One-time1
  • Remove Advertising$19.95
1 purchases

Time Intersect

One-time1
  • Time Intersect Pro$9.99

Questions

Is World Cal free?
World Cal is free to download, with in-app purchases available.
Is Time Intersect free?
Time Intersect is free to download, with in-app purchases available.
Which has better reviews, World Cal or Time Intersect?
World Cal is rated higher. World Cal averages 4.9 out of 5 from 315 ratings, while Time Intersect averages 4.7 from 489 ratings.
Do World Cal or Time Intersect have ads?
Both World Cal and Time Intersect show ads.
Which is updated more often, World Cal or Time Intersect?
World Cal ships an update every 4 months, and Time Intersect monthly. Most recently, World Cal was updated on November 6, 2026 and Time Intersect on November 6, 2026.

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