# Christmas Differences. vs Vietnam Tower

The clearest difference is in-app purchases: Vietnam Tower at none against Christmas Differences.'s 1. Vietnam Tower also leads on ads (none vs shown) and update cadence (every 2 weeks vs every 2 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Christmas Differences. sells 1 one-off in-app purchase. Vietnam Tower asks for nothing beyond the download.

Christmas Differences. ships an update every 2 months, Vietnam Tower every 2 weeks. The most recent releases landed on October 13, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Christmas Differences. | Vietnam Tower |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (705 ratings)](https://appshunter.io/ios/app/christmas-differences/id6532604742/reviews)** | — |
| Number of ratings | **705** | — |
| Positive reviews | 85.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 157 MB | 105 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hyperfun](https://appshunter.io/developer/1424916255) | [Quang Thang Nguyen Sy](https://appshunter.io/developer/1889122512) |

## What reviewers say

### Christmas Differences.

[App page](https://appshunter.io/ios/app/christmas-differences/id6532604742)

A relaxing holiday-themed game where you find differences between two festive pictures. Enjoy soothing Christmas music and explore magical scenes at your own pace, with no timer to rush you. Hints and zoom features are available to help you uncover all the hidden details.

**Highlights:** Find 10 differences, Relaxing holiday theme, Soothing Christmas music, No timer, Zoom functionality, Hint system

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $4.99 | one-time |


### Vietnam Tower

[App page](https://appshunter.io/ios/app/vietnam-tower/id6786195621)

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

**In-app purchases:** none


## Frequently asked questions

### Is Christmas Differences. free?

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

### Is Vietnam Tower free?

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

### Do Christmas Differences. or Vietnam Tower have ads?

Christmas Differences. shows ads; Vietnam Tower does not.

### Which is updated more often, Christmas Differences. or Vietnam Tower?

Christmas Differences. ships an update every 2 months, and Vietnam Tower every 2 weeks. Most recently, Christmas Differences. was updated on October 13, 2026 and Vietnam Tower on October 1, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*