# World Sync vs Clock Stamp

The clearest difference is update cadence: Clock Stamp at every 2 days against World Sync's fortnightly. World Sync's advantage is iOS requirement (17.6 vs 26.2). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for World Sync against 5.0 for Clock Stamp. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

World Sync ships an update fortnightly, Clock Stamp every 2 days. The most recent releases landed on October 30, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | World Sync | Clock Stamp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/world-sync/id6751124597/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/clock-stamp/id6800348277/reviews) |
| Number of ratings | **2** | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 days** |
| Monetization | Free | Free |
| Size | 18 MB | 4 MB |
| Requires iOS | **17.6** | 26.2 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [One47](https://appshunter.io/developer/1674457486) | [Zhicheng Chen](https://appshunter.io/developer/6800348339) |

## What reviewers say

### World Sync

[App page](https://appshunter.io/ios/app/world-sync/id6751124597)

Easily check and compare current or future times across multiple global locations. Coordinate meetings, travel, or connect with loved ones worldwide with a simple scroll interface. No account setup required for instant global time awareness.

**Highlights:** Compare time across unlimited cities, Scroll to view future times, Add and manage custom city lists, Daylight saving time insights, Immediate use without account setup, Smart location setup

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 Sync free?

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

### Is Clock Stamp free?

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

### Which has better reviews, World Sync or Clock Stamp?

World Sync and Clock Stamp are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

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

Neither World Sync nor Clock Stamp shows ads.

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

World Sync ships an update fortnightly, and Clock Stamp every 2 days. Most recently, World Sync was updated on October 30, 2026 and Clock Stamp on October 29, 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.*