# ZoneTime vs Clock4Key World Clock Keyboard

The clearest difference is update cadence: Clock4Key World Clock Keyboard at daily against ZoneTime's every 3 months. ZoneTime's advantage is iOS requirement (8.0 vs 15.0). 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 ZoneTime against 5.0 for Clock4Key World Clock Keyboard. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

ZoneTime ships an update every 3 months, Clock4Key World Clock Keyboard daily. The most recent releases landed on September 9, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | ZoneTime | Clock4Key World Clock Keyboard |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/zonetime/id852849552/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/clock4key-world-clock-keyboard/id6503244597/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Daily** |
| Monetization | Free | Free |
| Size | 26 MB | 3 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Glen Tregoning](https://appshunter.io/developer/852849555) | [Khang Le](https://appshunter.io/developer/1078541780) |

## What reviewers say

### ZoneTime

[App page](https://appshunter.io/ios/app/zonetime/id852849552)

Easily compare timezones to schedule meetings and avoid calling people at inconvenient hours. The app features a widget for quick glances and a table to compare up to 20 locations, automatically adjusting for Daylight Saving Time.

**Highlights:** View overlapping timezone hours, Schedule meetings across timezones, Today Widget for quick time checks, Compare up to 20 locations, Color-coded 'OK to call' times, Automatic Daylight Saving Time adjustment, Create calendar events across timezones

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

**In-app purchases:** none


### Clock4Key World Clock Keyboard

[App page](https://appshunter.io/ios/app/clock4key-world-clock-keyboard/id6503244597)

This custom keyboard allows users to quickly input the current time for major cities worldwide directly from their device's keyboard. It offers real-time global time updates and an intuitive design for efficient time zone coordination.

**Highlights:** Instant time input for global cities, Real-time worldwide time updates, Seamless keyboard integration, Avoids manual time conversions, Ideal for travelers and professionals

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ZoneTime free?

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

### Is Clock4Key World Clock Keyboard free?

Clock4Key World Clock Keyboard is free to download, with no in-app purchases.

### Which has better reviews, ZoneTime or Clock4Key World Clock Keyboard?

ZoneTime and Clock4Key World Clock Keyboard are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do ZoneTime or Clock4Key World Clock Keyboard have ads?

Neither ZoneTime nor Clock4Key World Clock Keyboard shows ads.

### Which is updated more often, ZoneTime or Clock4Key World Clock Keyboard?

ZoneTime ships an update every 3 months, and Clock4Key World Clock Keyboard daily. Most recently, ZoneTime was updated on September 9, 2026 and Clock4Key World Clock Keyboard on September 15, 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.*