# Altimeter Pro GR vs Now Altimeter

The clearest difference is in-app purchases: Altimeter Pro GR at none against Now Altimeter's 3. Altimeter Pro GR also leads on iOS requirement (15.0 vs 17.0). Now Altimeter's advantage is update cadence (every 3 weeks vs every 7 months). On price, ads and device support there is nothing between them.

Both are free to download. Now Altimeter sells 3 in-app purchases, starting at $2.99 per month. Altimeter Pro GR asks for nothing beyond the download.

Altimeter Pro GR ships an update every 7 months, Now Altimeter every 3 weeks. The most recent releases landed on October 20, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Altimeter Pro GR | Now Altimeter |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 25 MB | 50 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Dimitris Papadopoulos](https://appshunter.io/developer/672641165) | [Gerhard Kanzler](https://appshunter.io/developer/592322016) |

## What reviewers say

### Altimeter Pro GR

[App page](https://appshunter.io/ios/app/altimeter-pro-gr/id819555711)

This app displays your current altitude, location coordinates, and compass heading. It also provides weather data like temperature and atmospheric pressure. Users can customize units, language, and access session-specific metrics.

**Highlights:** Real-time altitude display, GPS coordinates (DMS), Live compass heading, Temperature and pressure data, Imperial/metric unit switching, Session-focused metrics

**Features:** macOS Compatibility

**In-app purchases:** none


### Now Altimeter

[App page](https://appshunter.io/ios/app/now-altimeter/id1039946633)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Now Altimeter Pro –  Monthly | $2.99 | per month |
| Now Altimeter Pro – Yearly | $19.99 | per year |
| Custom Design Editor | $2.99 | one-time |


## Frequently asked questions

### Is Altimeter Pro GR free?

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

### Is Now Altimeter free?

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

### Do Altimeter Pro GR or Now Altimeter have ads?

Neither Altimeter Pro GR nor Now Altimeter shows ads.

### Which is updated more often, Altimeter Pro GR or Now Altimeter?

Altimeter Pro GR ships an update every 7 months, and Now Altimeter every 3 weeks. Most recently, Altimeter Pro GR was updated on October 20, 2026 and Now Altimeter on October 29, 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.*