# Realtime Altimeter vs Realtime Altimeter

The clearest difference is in-app purchases: Realtime Altimeter at none against Realtime Altimeter's 3. On price, review sentiment, update cadence and ads there is nothing between them.

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

Realtime Altimeter ships an update every 9 days, Realtime Altimeter every 2 weeks. The most recent releases landed on September 16, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Realtime Altimeter | Realtime Altimeter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/realtime-altimeter-compass/id6762048279/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 2 weeks |
| Monetization | **Free** | Freemium |
| Size | 2 MB | 178 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone, Apple Watch | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [haoqiang shan](https://appshunter.io/developer/1440000825) | [东 杨](https://appshunter.io/developer/1826977946) |

## What reviewers say

### Realtime Altimeter

[App page](https://appshunter.io/ios/app/realtime-altimeter-compass/id6762048279)

This app provides precise altitude, coordinates, pressure, and speed readings using your device's GPS and barometer. It offers offline functionality, track recording, weather prediction, and a suite of outdoor tools without requiring an account or internet connection.

**Highlights:** Live altitude, pressure, and coordinate readings, Offline weather prediction, Track recording with GPX export, True-north compass and spirit level, Altitude check-in album with watermarks, Home and Lock Screen widgets

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### Realtime Altimeter

[App page](https://appshunter.io/ios/app/realtime-altimeter-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 Realtime Altimeter free?

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

### Is Realtime Altimeter free?

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

### Do Realtime Altimeter or Realtime Altimeter have ads?

Neither Realtime Altimeter nor Realtime Altimeter shows ads.

### Which is updated more often, Realtime Altimeter or Realtime Altimeter?

Realtime Altimeter ships an update every 9 days, and Realtime Altimeter every 2 weeks. Most recently, Realtime Altimeter was updated on September 16, 2026 and Realtime Altimeter on September 21, 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.*