# World Cal vs ZoneMate

The clearest difference is price: World Cal at Free against ZoneMate's $3.99. World Cal also leads on update cadence (every 4 months vs every 9 months). ZoneMate's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

World Cal is free to download; ZoneMate costs $3.99 up front. World Cal sells 1 one-off in-app purchase. ZoneMate asks for nothing beyond the download.

World Cal ships an update every 4 months, ZoneMate every 9 months. The most recent releases landed on November 9, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | World Cal | ZoneMate |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | **[4.9 (315 ratings)](https://appshunter.io/ios/app/world-cal/id792552743/reviews)** | — |
| Number of ratings | **315** | — |
| Positive reviews | 76.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 4 months** | Every 9 months |
| Monetization | Free with in-app purchases | — |
| Size | 21 MB | 2 MB |
| Requires iOS | **16.6** | 17.0 |
| Devices | **iPhone, iPad, Mac, Apple Watch** | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Geospike Pty Ltd](https://appshunter.io/developer/500622151) | [Gregory Bell](https://appshunter.io/developer/1436446484) |

## What reviewers say

### World Cal

[App page](https://appshunter.io/ios/app/world-cal/id792552743)

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:** Apple Watch app

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Advertising | $19.95 | one-time |

**What reviewers like**

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

**What reviewers complain about**

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

**Reported bugs**

- 🐛 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

**Requested features**

- 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


### ZoneMate

[App page](https://appshunter.io/ios/app/zonemate-time-zone-planner/id6476515202)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is World Cal free?

World Cal is free to download, with in-app purchases available.

### Is ZoneMate free?

ZoneMate costs $3.99, with no in-app purchases.

### Do World Cal or ZoneMate have ads?

World Cal shows ads; ZoneMate does not.

### Which is updated more often, World Cal or ZoneMate?

World Cal ships an update every 4 months, and ZoneMate every 9 months. Most recently, World Cal was updated on November 9, 2026 and ZoneMate on October 30, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*