# Altimeter and Barometer vs Askar Astro Controller

The clearest difference is device support: Askar Astro Controller at 3 against Altimeter and Barometer's 1. Askar Astro Controller also leads on iOS requirement (14.0 vs 26.5). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Altimeter and Barometer | Askar Astro Controller |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Daily |
| Size | 3 MB | 106 MB |
| Requires iOS | 26.5 | **14.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Amax Software Sp. z o.o.](https://appshunter.io/developer/1436478399) | [Jiaxing Ruixing Optical Instrument Co., Ltd.](https://appshunter.io/developer/6792950937) |

## What reviewers say

### Altimeter and Barometer

[App page](https://appshunter.io/ios/app/altimeter-and-barometer/id6785510727)

**In-app purchases:** none


### Askar Astro Controller

[App page](https://appshunter.io/ios/app/askar-astro-controller/id6792950935)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Altimeter and Barometer free?

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

### Is Askar Astro Controller free?

Askar Astro Controller is free to download, with no in-app purchases.

### Do Altimeter and Barometer or Askar Astro Controller have ads?

Neither Altimeter and Barometer nor Askar Astro Controller shows ads.

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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.*