# YonderClock vs RetroCalendar

The clearest difference is in-app purchases: RetroCalendar at none against YonderClock's 2. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. YonderClock sells 2 in-app purchases, starting at $9.99 per year. RetroCalendar asks for nothing beyond the download.

## The numbers

| Metric | YonderClock | RetroCalendar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.3 (3 ratings)](https://appshunter.io/ios/app/yonderclock/id6762817899/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Daily | — |
| Monetization | Freemium | — |
| Size | 106 MB | 1 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Guangzhou Black Box Network Technology Co., Ltd.](https://appshunter.io/developer/1526609856) | [谐 和](https://appshunter.io/developer/6789380709) |

## What reviewers say

### YonderClock

[App page](https://appshunter.io/ios/app/yonderclock/id6762817899)

Experience a dynamic view of the world's time zones through real-time 3D aerial perspectives of global landmarks. Watch as the scene changes every 15 minutes, showcasing morning, noon, or dusk across different cities. Collect visited landmarks and see your progress on a world map.

**Highlights:** Real-time 3D aerial views of landmarks, Dynamic scene changes every 15 minutes, Collection of visited landmarks, World map progress tracking, Home screen widget, Unlimited landmark shuffling (PRO)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Year-Pro | $9.99 | per year |
| Buyout-PRO | $16.49 | one-time |


### RetroCalendar

[App page](https://appshunter.io/ios/app/retrocalendar/id6808328583)

**In-app purchases:** none


## Frequently asked questions

### Is YonderClock free?

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

### Is RetroCalendar free?

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

### Do YonderClock or RetroCalendar have ads?

Neither YonderClock nor RetroCalendar shows ads.

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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.*