# Altimeter Live vs GPS

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

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

Altimeter Live ships an update weekly, GPS every 8 days. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Altimeter Live | GPS |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 8 days |
| Monetization | Freemium | — |
| Size | 183 MB | 3 MB |
| Requires iOS | 17.4 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [东 杨](https://appshunter.io/developer/1826977946) | [肖龙 刘](https://appshunter.io/developer/1871961899) |

## 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 |


### GPS

[App page](https://appshunter.io/ios/app/gps/id6781217248)

**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 GPS free?

GPS is free to download, with no in-app purchases.

### Do Altimeter Live or GPS have ads?

Altimeter Live shows ads; GPS does not.

### Which is updated more often, Altimeter Live or GPS?

Altimeter Live ships an update weekly, and GPS every 8 days. Most recently, Altimeter Live was updated on October 25, 2026 and GPS on October 28, 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.*