# 南方选型系统 vs X

The clearest difference is update cadence: X at every 5 weeks against 南方选型系统's every 3 months. 南方选型系统's advantage is iOS requirement (13.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

南方选型系统 ships an update every 3 months, X every 5 weeks. The most recent releases landed on June 1, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | 南方选型系统 | X |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id1095222913/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 5 weeks** |
| Size | 24 MB | 40 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [旭 汤](https://appshunter.io/developer/1034622624) | [xBase](https://appshunter.io/developer/1784479824) |

## What reviewers say

### 南方选型系统

[App page](https://appshunter.io/ios/app/id1095222913)

**Features:** macOS Compatibility

**In-app purchases:** none


### X

[App page](https://appshunter.io/ios/app/x-base/id6739256572)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 南方选型系统 free?

南方选型系统 is free to download, with no in-app purchases.

### Is X free?

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

### Do 南方选型系统 or X have ads?

Neither 南方选型系统 nor X shows ads.

### Which is updated more often, 南方选型系统 or X?

南方选型系统 ships an update every 3 months, and X every 5 weeks. Most recently, 南方选型系统 was updated on June 1, 2026 and X on September 10, 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.*