# Unichrono vs World Clock & Time Widgets

The clearest difference is in-app purchases: World Clock & Time Widgets at none against Unichrono's 1. Unichrono's advantage is device support (4 vs 2). On price, update cadence, ads and iOS requirement there is nothing between them.

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

Unichrono ships an update every 5 days, World Clock & Time Widgets every 3 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | Unichrono | World Clock & Time Widgets |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 days | **Every 3 days** |
| Size | 34 MB | 111 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | **iPhone, iPad, Mac, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | +4 |
| Developer | [Abhilash Emmanuel](https://appshunter.io/developer/6802869223) | [Tran Duc Binh](https://appshunter.io/developer/1438204398) |

## What reviewers say

### Unichrono

[App page](https://appshunter.io/ios/app/unichrono/id6804218446)

**Features:** Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unichrono: World Clock Widget | $2.99 | one-time |


### World Clock & Time Widgets

[App page](https://appshunter.io/ios/app/world-clock-and-time-widgets/id6807093628)

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

**In-app purchases:** none


## Frequently asked questions

### Is Unichrono free?

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

### Is World Clock & Time Widgets free?

World Clock & Time Widgets is free to download, with no in-app purchases.

### Do Unichrono or World Clock & Time Widgets have ads?

Neither Unichrono nor World Clock & Time Widgets shows ads.

### Which is updated more often, Unichrono or World Clock & Time Widgets?

Unichrono ships an update every 5 days, and World Clock & Time Widgets every 3 days. Most recently, Unichrono was updated on October 24, 2026 and World Clock & Time Widgets on October 24, 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.*