# World Time Shifter Clock vs NTP Clock

The clearest difference is price: NTP Clock at Free against World Time Shifter Clock's $3.99. NTP Clock also leads on iOS requirement (15.0 vs 18.0). World Time Shifter Clock's advantage is device support. On in-app purchases there is nothing between them.

NTP Clock is free to download; World Time Shifter Clock costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | World Time Shifter Clock | NTP Clock |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[4.7 (153 ratings)](https://appshunter.io/ios/app/world-time-shifter-clock-pro/id866437742/reviews)** | — |
| Number of ratings | **153** | — |
| Positive reviews | 94.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 3 weeks | — |
| Monetization | Free | — |
| Size | 19 MB | 9 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | **iPhone, iPad** | — |
| Age rating | 4+ | 4+ |
| Developer | [David Richmond](https://appshunter.io/developer/329944573) | [Arturo Hernandez](https://appshunter.io/developer/1464213040) |

## What reviewers say

### World Time Shifter Clock

[App page](https://appshunter.io/ios/app/world-time-shifter-clock-pro/id866437742)

This intuitive world clock helps you coordinate with people across different time zones. Easily plan meetings, stay connected with loved ones, and manage global teams. It offers a unique visual display and time shifting capabilities for effortless time management.

**Highlights:** Unique intuitive display, Time shifting for time changes, Meeting scheduling, Global team management, Travel time forecasting, Event reminders and notifications

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- ✨ Stunning visuals
- 👍 Intuitive and attractive interface
- 🌍 Excellent for international time visualization
- 🚀 Efficient and readable world clock
- 💡 Unique forecasting ability

**What reviewers complain about**

- ❓ Missing specific cities (e.g., Beijing)
- 🐛 Minor typo in welcome screen
- 🤔 Lack of UTC timezone initially (resolved by GMT)

**Reported bugs**

- Welcome screen typo: "by add" instead of "by adding"
- Beijing, China not visible in city list

**Requested features**

- Bigger rim font option
- Native Mac app
- Ability to set up profiles for different projects
- Custom locations
- Time synchronization


### NTP Clock

[App page](https://appshunter.io/ios/app/ntp-clock/id6444739663)

**In-app purchases:** none


## Frequently asked questions

### Is World Time Shifter Clock free?

World Time Shifter Clock costs $3.99, with no in-app purchases.

### Is NTP Clock free?

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

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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.*