# 球记直播助手 vs Device Preview Exporter

The clearest difference is in-app purchases: 球记直播助手 at none against Device Preview Exporter's 1. 球记直播助手 also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Device Preview Exporter sells 1 one-off in-app purchase. 球记直播助手 asks for nothing beyond the download.

球记直播助手 ships an update fortnightly, Device Preview Exporter every 10 days. Both last shipped on October 27, 2026.

## The numbers

| Metric | 球记直播助手 | Device Preview Exporter |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Fortnightly | **Every 10 days** |
| Size | 43 MB | 76 MB |
| Requires iOS | 12.1 | **11.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [RootSportsInvestmentBeijingCo.,Ltd.](https://appshunter.io/developer/977148898) | [博 彭](https://appshunter.io/developer/1293268076) |

## What reviewers say

### 球记直播助手

[App page](https://appshunter.io/ios/app/id1568048202)

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

**In-app purchases:** none


### Device Preview Exporter

[App page](https://appshunter.io/ios/app/device-preview-exporter/id6467133500)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| UpgradeToPro | $0.99 | one-time |


## Frequently asked questions

### Is 球记直播助手 free?

球记直播助手 is free to download, with no in-app purchases.

### Is Device Preview Exporter free?

Device Preview Exporter is free to download, with in-app purchases available.

### Do 球记直播助手 or Device Preview Exporter have ads?

Device Preview Exporter shows ads; 球记直播助手 does not.

### Which is updated more often, 球记直播助手 or Device Preview Exporter?

球记直播助手 ships an update fortnightly, and Device Preview Exporter every 10 days. Most recently, 球记直播助手 was updated on October 27, 2026 and Device Preview Exporter on October 27, 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.*