# World Timezone Calendar vs ProcessWorks

The clearest difference is in-app purchases: ProcessWorks at none against World Timezone Calendar's 1. ProcessWorks also leads on ads (none vs shown). World Timezone Calendar's advantage is update cadence (every 4 months vs every 38 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. World Timezone Calendar sells 1 one-off in-app purchase. ProcessWorks asks for nothing beyond the download.

World Timezone Calendar ships an update every 4 months, ProcessWorks every 38 months. The most recent releases landed on October 16, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | World Timezone Calendar | ProcessWorks |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (295 ratings)](https://appshunter.io/ios/app/world-timezone-calendar/id792552743/reviews)** | — |
| Number of ratings | **295** | — |
| Positive reviews | 76.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 4 months** | Every 38 months |
| Monetization | Free with in-app purchases | — |
| Size | 19 MB | 20 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | **iPhone, iPad, Mac, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Geospike Pty Ltd](https://appshunter.io/developer/500622151) | [amicaldo GmbH](https://appshunter.io/developer/1479549516) |

## What reviewers say

### World Timezone Calendar

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

Easily schedule meetings and events across different time zones. This app helps you find the perfect time for global coordination by comparing multiple time zones and integrating with your existing calendar. Plan ahead with future time views and share events that automatically adjust to recipients' local times.

**Highlights:** Cross-timezone scheduling, View calendar in multiple timezones, Time travel to plan ahead, Add unlimited timezones, Day/night indicators, Home screen widget, Global event sharing

**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


### ProcessWorks

[App page](https://appshunter.io/ios/app/processworks/id1613326851)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is World Timezone Calendar free?

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

### Is ProcessWorks free?

ProcessWorks is free to download, with no in-app purchases.

### Do World Timezone Calendar or ProcessWorks have ads?

World Timezone Calendar shows ads; ProcessWorks does not.

### Which is updated more often, World Timezone Calendar or ProcessWorks?

World Timezone Calendar ships an update every 4 months, and ProcessWorks every 38 months. Most recently, World Timezone Calendar was updated on October 16, 2026 and ProcessWorks on September 20, 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.*