# Altimeter ∞ Elevation GPS vs CareOne

The clearest difference is in-app purchases: CareOne at none against Altimeter ∞ Elevation GPS's 3. CareOne also leads on ads (none vs shown) and iOS requirement (15.0 vs 17.0). On price, update cadence and device support there is nothing between them.

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

Altimeter ∞ Elevation GPS ships an update every 11 days, CareOne every 10 days. The most recent releases landed on October 17, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Altimeter ∞ Elevation GPS | CareOne |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (984 ratings)](https://appshunter.io/ios/app/altimeter-elevation-gps/id1317545857/reviews)** | — |
| Number of ratings | **984** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 11 days | **Every 10 days** |
| Monetization | Free with in-app purchases | — |
| Size | 17 MB | 66 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Fawkes Wei](https://appshunter.io/developer/432767536) | [Numera Systems Inc.](https://appshunter.io/developer/1873264731) |

## What reviewers say

### Altimeter ∞ Elevation GPS

[App page](https://appshunter.io/ios/app/altimeter-elevation-gps/id1317545857)

This app provides real-time GPS elevation tracking for your current location. It's ideal for outdoor activities, travel, or simply satisfying your curiosity about altitude. The app is designed for simplicity and accuracy, working offline with minimal battery consumption.

**Highlights:** Current altitude display, GPS accuracy indicator, Clean, easy-to-read interface, Offline functionality, Minimal battery usage

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $1.99 | per month |
| Yearly | $7.99 | per year |
| Lifetime | $7.99 | one-time |


### CareOne

[App page](https://appshunter.io/ios/app/careone/id6758514532)

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

**In-app purchases:** none


## Frequently asked questions

### Is Altimeter ∞ Elevation GPS free?

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

### Is CareOne free?

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

### Do Altimeter ∞ Elevation GPS or CareOne have ads?

Altimeter ∞ Elevation GPS shows ads; CareOne does not.

### Which is updated more often, Altimeter ∞ Elevation GPS or CareOne?

Altimeter ∞ Elevation GPS ships an update every 11 days, and CareOne every 10 days. Most recently, Altimeter ∞ Elevation GPS was updated on October 17, 2026 and CareOne on October 10, 2026.

---

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