# GPS海拔测量仪 vs 实时高度表Plus

The clearest difference is price: GPS海拔测量仪 at Free against 实时高度表Plus's $0.99. GPS海拔测量仪 also leads on update cadence (every 3 months vs every 7 months) and iOS requirement (12.0 vs 15). 实时高度表Plus's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support there is nothing between them.

GPS海拔测量仪 is free to download; 实时高度表Plus costs $0.99 up front. GPS海拔测量仪 sells 1 in-app purchase, starting at $2.99 per year. 实时高度表Plus asks for nothing beyond the download.

GPS海拔测量仪 ships an update every 3 months, 实时高度表Plus every 7 months. The most recent releases landed on October 1, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | GPS海拔测量仪 | 实时高度表Plus |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.8 (83 ratings)](https://appshunter.io/ios/app/gps/id1598479189/reviews)** | — |
| Number of ratings | **83** | — |
| Positive reviews | 91.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 months** | Every 7 months |
| Monetization | Free with in-app purchases | — |
| Best chart rank | — | **#86** |
| Size | 66 MB | 18 MB |
| Requires iOS | **12.0** | 15 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [晨铭 李](https://appshunter.io/developer/1468077452) | [建文 张](https://appshunter.io/developer/966113885) |

## What reviewers say

### GPS海拔测量仪

[App page](https://appshunter.io/ios/app/gps/id1598479189)

This utility app provides real-time altitude, GPS coordinates, barometric pressure, and oxygen content. It offers accurate location data for outdoor activities and allows users to generate and share photos with location watermarks.

**Highlights:** Real-time altitude measurement, GPS coordinate tracking, Barometric pressure readings, Oxygen content monitoring, Location watermark photos, Outdoor activity data logging

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 年会员 | $2.99 | per year |


### 实时高度表Plus

[App page](https://appshunter.io/ios/app/plus/id6758392218)

**Currently charting:** #86 Top Paid · Travel (US App Store)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is GPS海拔测量仪 free?

GPS海拔测量仪 is free to download, with in-app purchases available.

### Is 实时高度表Plus free?

实时高度表Plus costs $0.99, with no in-app purchases.

### Do GPS海拔测量仪 or 实时高度表Plus have ads?

GPS海拔测量仪 shows ads; 实时高度表Plus does not.

### Which is updated more often, GPS海拔测量仪 or 实时高度表Plus?

GPS海拔测量仪 ships an update every 3 months, and 实时高度表Plus every 7 months. Most recently, GPS海拔测量仪 was updated on October 1, 2026 and 实时高度表Plus on October 2, 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.*