# 项目E管（参建） vs GST掌控消防

The clearest difference is ads: 项目E管（参建） at none against GST掌控消防's shown. On price, update cadence, 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.

Both ship on a similar rhythm, roughly every 5 months. The most recent releases landed on May 16, 2026 and August 26, 2026 respectively.

## The numbers

| Metric | 项目E管（参建） | GST掌控消防 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 5 months | Every 5 months |
| Size | 176 MB | 71 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [国泰新点软件股份有限公司](https://appshunter.io/developer/540648597) | [海湾安全技术有限公司](https://appshunter.io/developer/1389703268) |

## What reviewers say

### 项目E管（参建）

[App page](https://appshunter.io/ios/app/e/id1637606819)

**Features:** macOS Compatibility

**In-app purchases:** none


### GST掌控消防

[App page](https://appshunter.io/ios/app/gst/id6453023630)

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

**In-app purchases:** none


## Frequently asked questions

### Is 项目E管（参建） free?

项目E管（参建） is free to download, with no in-app purchases.

### Is GST掌控消防 free?

GST掌控消防 is free to download, with no in-app purchases.

### Do 项目E管（参建） or GST掌控消防 have ads?

GST掌控消防 shows ads; 项目E管（参建） does not.

### Which is updated more often, 项目E管（参建） or GST掌控消防?

项目E管（参建） ships an update every 5 months, and GST掌控消防 every 5 months. Most recently, 项目E管（参建） was updated on May 16, 2026 and GST掌控消防 on August 26, 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.*