# 4K UniPlay vs XCalc

The clearest difference is in-app purchases: 4K UniPlay at none against XCalc's 1. 4K UniPlay also leads on iOS requirement (15.0 vs 17). XCalc's advantage is update cadence (every 3 weeks vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. XCalc sells 1 one-off in-app purchase. 4K UniPlay asks for nothing beyond the download.

4K UniPlay ships an update every 3 months, XCalc every 3 weeks. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 4K UniPlay | XCalc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/4k-uniplay/id6754910684/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 32 MB | 6 MB |
| Requires iOS | **15.0** | 17 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [长沙春觉信息科技有限公司](https://appshunter.io/developer/1692530882) | [志凤 覃](https://appshunter.io/developer/1882659137) |

## What reviewers say

### 4K UniPlay

[App page](https://appshunter.io/ios/app/4k-uniplay/id6754910684)

A versatile local media player and file manager supporting numerous audio and video formats. It offers playback controls, easy file importing, Wi-Fi transfer, and a secure private folder for sensitive videos.

**Highlights:** Supports all major audio/video formats, Playback speed control and gesture controls, One-tap import from Photos and Files, Wi-Fi web transfer for desktop access, Device-to-device file transfer, Secure private folder with biometric lock, File organization tools

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

**In-app purchases:** none


### XCalc

[App page](https://appshunter.io/ios/app/xcalc/id6794310932)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $2.99 | one-time |


## Frequently asked questions

### Is 4K UniPlay free?

4K UniPlay is free to download, with no in-app purchases.

### Is XCalc free?

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

### Do 4K UniPlay or XCalc have ads?

Neither 4K UniPlay nor XCalc shows ads.

### Which is updated more often, 4K UniPlay or XCalc?

4K UniPlay ships an update every 3 months, and XCalc every 3 weeks. Most recently, 4K UniPlay was updated on October 30, 2026 and XCalc on October 31, 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.*