# World Clock vs Clock Stamp

The clearest difference is in-app purchases: Clock Stamp at none against World Clock's 1. Clock Stamp also leads on update cadence (every 2 days vs every 5 weeks). World Clock's advantage is iOS requirement (15.1 vs 26.2). On price, ads and device support there is nothing between them.

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

World Clock ships an update every 5 weeks, Clock Stamp every 2 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | World Clock | Clock Stamp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/clock-stamp/id6800348277/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 2 days** |
| Monetization | — | Free |
| Size | 41 MB | 4 MB |
| Requires iOS | **15.1** | 26.2 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Tomash Sugint](https://appshunter.io/developer/1896504334) | [Zhicheng Chen](https://appshunter.io/developer/6800348339) |

## What reviewers say

### World Clock

[App page](https://appshunter.io/ios/app/world-clock-timeshift/id6768507524)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TimeShift Pro | $3.99 | one-time |


### Clock Stamp

[App page](https://appshunter.io/ios/app/clock-stamp/id6800348277)

This app displays multiple city time zones on a single, elegant clock face. It provides visual context for day, night, and weather in each location, aiding in travel planning and international communication.

**Highlights:** Multiple city time zones, Visual analog world clock, Local time difference display, Weather and day/night context, 12-hour and 24-hour modes, Light and dark appearance

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

**In-app purchases:** none


## Frequently asked questions

### Is World Clock free?

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

### Is Clock Stamp free?

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

### Do World Clock or Clock Stamp have ads?

Neither World Clock nor Clock Stamp shows ads.

### Which is updated more often, World Clock or Clock Stamp?

World Clock ships an update every 5 weeks, and Clock Stamp every 2 days. Most recently, World Clock was updated on October 31, 2026 and Clock Stamp on October 31, 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.*