# PP海拔 vs Altimeter Live

The clearest difference is ads: PP海拔 at none against Altimeter Live's shown. PP海拔 also leads on update cadence (daily vs every 10 days). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. PP海拔 sells 1 one-off in-app purchase and Altimeter Live sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

PP海拔 ships an update daily, Altimeter Live every 10 days. The most recent releases landed on October 3, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | PP海拔 | Altimeter Live |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Daily** | Every 10 days |
| Monetization | — | Freemium |
| Size | 52 MB | 183 MB |
| Requires iOS | 18.0 | **17.4** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [鸽 李](https://appshunter.io/developer/1754752242) | [东 杨](https://appshunter.io/developer/1826977946) |

## What reviewers say

### PP海拔

[App page](https://appshunter.io/ios/app/pp-gps/id6740324251)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PP海拔会员版 | $0.99 | one-time |


### Altimeter Live

[App page](https://appshunter.io/ios/app/altimeter-live-elevation/id6776113415)

This app provides real-time outdoor environmental data, including altitude, compass heading, barometric pressure, and sun times. It features customizable gauges, widgets, and a watermark camera to enhance outdoor activities and photography.

**Highlights:** Real-time altitude and elevation, Compass with spirit level, Barometric pressure and weather trends, Speed readout for travel, Sunrise, sunset, and golden hour times, Watermark camera with location data, GPS track recording and map view

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $1.99 | per month |
| Annual Subscription | $6.99 | per year |
| Lifetime membership | $9.99 | one-time |


## Frequently asked questions

### Is PP海拔 free?

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

### Is Altimeter Live free?

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

### Do PP海拔 or Altimeter Live have ads?

Altimeter Live shows ads; PP海拔 does not.

### Which is updated more often, PP海拔 or Altimeter Live?

PP海拔 ships an update daily, and Altimeter Live every 10 days. Most recently, PP海拔 was updated on October 3, 2026 and Altimeter Live on October 8, 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.*