# 巡检GO vs PV Doc

The clearest difference is in-app purchases: 巡检GO at none against PV Doc's 4. 巡检GO also leads on iOS requirement (12.0 vs 16.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. PV Doc sells 4 one-off in-app purchases. 巡检GO asks for nothing beyond the download.

巡检GO ships an update every 10 days, PV Doc every 5 days. The most recent releases landed on September 17, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | 巡检GO | PV Doc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 5 days** |
| Size | 52 MB | 13 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 17+ |
| Developer | [Zhuyingtai Smart Building SaaS Online Services](https://appshunter.io/developer/1695532924) | [铭 陈](https://appshunter.io/developer/1794005085) |

## What reviewers say

### 巡检GO

[App page](https://appshunter.io/ios/app/go/id6450889428)

**Features:** macOS Compatibility

**In-app purchases:** none


### PV Doc

[App page](https://appshunter.io/ios/app/pv-doc/id6746977234)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 10个泡泡 | $0.99 | one-time |
| 70个泡泡 | $6.99 | one-time |
| 150个泡泡 | $14.99 | one-time |
| 1000个泡泡 | $69.99 | one-time |


## Frequently asked questions

### Is 巡检GO free?

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

### Is PV Doc free?

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

### Do 巡检GO or PV Doc have ads?

Neither 巡检GO nor PV Doc shows ads.

### Which is updated more often, 巡检GO or PV Doc?

巡检GO ships an update every 10 days, and PV Doc every 5 days. Most recently, 巡检GO was updated on September 17, 2026 and PV Doc 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.*