# Altimeter Live vs 轨迹视界

The clearest difference is in-app purchases: 轨迹视界 at none against Altimeter Live's 3. 轨迹视界 also leads on ads (none vs shown) and iOS requirement (15.0 vs 17.4). On price and device support there is nothing between them.

Both are free to download. Altimeter Live sells 3 in-app purchases, starting at $1.99 per month. 轨迹视界 asks for nothing beyond the download.

## The numbers

| Metric | Altimeter Live | 轨迹视界 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Weekly | — |
| Monetization | Freemium | — |
| Size | 183 MB | 112 MB |
| Requires iOS | 17.4 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [东 杨](https://appshunter.io/developer/1826977946) | [益鹏 苏](https://appshunter.io/developer/1814853302) |

## What reviewers say

### 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 |


### 轨迹视界

[App page](https://appshunter.io/ios/app/id6801608791)

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

**In-app purchases:** none


## Frequently asked questions

### Is Altimeter Live free?

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

### Is 轨迹视界 free?

轨迹视界 is free to download, with no in-app purchases.

### Do Altimeter Live or 轨迹视界 have ads?

Altimeter Live shows ads; 轨迹视界 does not.

---

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