# VRF解锁 vs 中央空调销装维

The clearest difference is update cadence: VRF解锁 at monthly against 中央空调销装维's every 16 months. 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.

VRF解锁 ships an update monthly, 中央空调销装维 every 16 months. The most recent releases landed on September 23, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | VRF解锁 | 中央空调销装维 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/vrf/id1595566182/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 16 months |
| Monetization | Free | — |
| Size | 64 MB | 24 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Qingdao Haier Air-Condition Electronic Co.,Ltd.](https://appshunter.io/developer/1501282793) | [伟 钟](https://appshunter.io/developer/1599099633) |

## What reviewers say

### VRF解锁

[App page](https://appshunter.io/ios/app/vrf/id1595566182)

This utility app allows users to manage projects and devices, including creating new projects, viewing lists and details, and handling device unlocking through codes or files. It also supports scanning for device identification.

**Highlights:** Create new projects, View project lists, View project details, Manage device lists, View device details, Apply for unlocking, Process approvals, Unlock via code or file, Scan for device identification

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

**In-app purchases:** none


### 中央空调销装维

[App page](https://appshunter.io/ios/app/id1599099631)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is VRF解锁 free?

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

### Is 中央空调销装维 free?

中央空调销装维 is free to download, with no in-app purchases.

### Do VRF解锁 or 中央空调销装维 have ads?

Neither VRF解锁 nor 中央空调销装维 shows ads.

### Which is updated more often, VRF解锁 or 中央空调销装维?

VRF解锁 ships an update monthly, and 中央空调销装维 every 16 months. Most recently, VRF解锁 was updated on September 23, 2026 and 中央空调销装维 on October 25, 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.*