# 项目E管（参建） vs 物联灯联

The clearest difference is update cadence: 物联灯联 at fortnightly against 项目E管（参建）'s every 5 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.

项目E管（参建） ships an update every 5 months, 物联灯联 fortnightly. The most recent releases landed on October 14, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | 项目E管（参建） | 物联灯联 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Fortnightly** |
| Size | 176 MB | 3 MB |
| Requires iOS | 12.0 | **11.0** |
| 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) | [shanghai beacool information technology co., ltd](https://appshunter.io/developer/1123417521) |

## 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


### 物联灯联

[App page](https://appshunter.io/ios/app/id1673242906)

**Features:** macOS Compatibility

**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 物联灯联 free?

物联灯联 is free to download, with no in-app purchases.

### Do 项目E管（参建） or 物联灯联 have ads?

Neither 项目E管（参建） nor 物联灯联 shows ads.

### Which is updated more often, 项目E管（参建） or 物联灯联?

项目E管（参建） ships an update every 5 months, and 物联灯联 fortnightly. Most recently, 项目E管（参建） was updated on October 14, 2026 and 物联灯联 on October 12, 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.*