# 重机物联网 vs Altimeter

The clearest difference is in-app purchases: 重机物联网 at none against Altimeter's 3. 重机物联网 also leads on iOS requirement (12.0 vs 17.0). On price there is nothing between them.

Both are free to download. Altimeter sells 3 in-app purchases, starting at $2.99 per 7 days. 重机物联网 asks for nothing beyond the download.

## The numbers

| Metric | 重机物联网 | Altimeter |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Every 4 weeks |
| Size | 71 MB | 8 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | — | **iPhone** |
| Age rating | 4+ | 4+ |
| Developer | [Lingong Group Jinan Heavy Machinary Co.,Ltd.](https://appshunter.io/developer/1511886080) | [Phuc Pham](https://appshunter.io/developer/1893081423) |

## What reviewers say

### 重机物联网

[App page](https://appshunter.io/ios/app/id6497650950)

**In-app purchases:** none


### Altimeter

[App page](https://appshunter.io/ios/app/altimeter-gps-elevation/id6772261844)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Climb Log: Weekly | $2.99 | per 7 days |
| Summit Height: Yearly | $14.99 | per year |
| Offline Altitude: Pay Once | $29.99 | one-time |


## Frequently asked questions

### Is 重机物联网 free?

重机物联网 is free to download, with no in-app purchases.

### Is Altimeter free?

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

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*