# TimeZone Expert vs ZoneTime

The clearest difference is in-app purchases: TimeZone Expert at none against ZoneTime's 3. TimeZone Expert also leads on device support (3 vs 1). ZoneTime's advantage is iOS requirement (16.4 vs 18.0). On price, update cadence and ads there is nothing between them.

Both are free to download. ZoneTime sells 3 one-off in-app purchases. TimeZone Expert asks for nothing beyond the download.

TimeZone Expert ships an update every 5 days, ZoneTime every 3 days. The most recent releases landed on October 15, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | TimeZone Expert | ZoneTime |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 days | **Every 3 days** |
| Size | 14 MB | 51 MB |
| Requires iOS | 18.0 | **16.4** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Po-Han Chen](https://appshunter.io/developer/6785743236) | [Meng-Yi Hsu](https://appshunter.io/developer/6783592735) |

## What reviewers say

### TimeZone Expert

[App page](https://appshunter.io/ios/app/timezone-expert/id6785743234)

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases:** none


### ZoneTime

[App page](https://appshunter.io/ios/app/zonetime-world-clock/id6797138733)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All-Apps Unlock | $5.99 | one-time |
| Unlock ZoneTime | $7.99 | one-time |
| Unlock ZoneTime Final | $9.99 | one-time |


## Frequently asked questions

### Is TimeZone Expert free?

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

### Is ZoneTime free?

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

### Do TimeZone Expert or ZoneTime have ads?

Neither TimeZone Expert nor ZoneTime shows ads.

### Which is updated more often, TimeZone Expert or ZoneTime?

TimeZone Expert ships an update every 5 days, and ZoneTime every 3 days. Most recently, TimeZone Expert was updated on October 15, 2026 and ZoneTime on October 18, 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.*