# Air Barometer vs SkyTrace

The clearest difference is in-app purchases: Air Barometer at none against SkyTrace's 1. Air Barometer also leads on update cadence (every 3 weeks vs every 2 months). SkyTrace's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. SkyTrace sells 1 in-app purchase, starting at $2.99 per month. Air Barometer asks for nothing beyond the download.

Air Barometer ships an update every 3 weeks, SkyTrace every 2 months. The most recent releases landed on October 16, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Air Barometer | SkyTrace |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (87 ratings)](https://appshunter.io/ios/app/air-barometer/id6768211654/reviews)** | — |
| Number of ratings | **87** | — |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free | — |
| Size | 41 MB | 69 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Maksym Buradchuk](https://appshunter.io/developer/1745369662) | [MUSTAFA 0GUZHAN AYDIN](https://appshunter.io/developer/6771523652) |

## What reviewers say

### Air Barometer

[App page](https://appshunter.io/ios/app/air-barometer/id6768211654)

This app provides detailed atmospheric pressure information, including actual local pressure and sea level pressure. Track pressure changes with hourly and daily charts, and monitor long-term trends. It's ideal for outdoor enthusiasts and those sensitive to weather shifts.

**Highlights:** Actual pressure at local altitude, Relative pressure at sea level, Pressure charts (hourly, daily), Long-term pressure trend monitoring, Current temperature and humidity, Support for multiple locations

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

**In-app purchases:** none


### SkyTrace

[App page](https://appshunter.io/ios/app/skytrace-stargazing-map/id6771523650)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SkyTrace Pro Monthly | $2.99 | per month |


## Frequently asked questions

### Is Air Barometer free?

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

### Is SkyTrace free?

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

### Do Air Barometer or SkyTrace have ads?

Air Barometer shows ads; SkyTrace does not.

### Which is updated more often, Air Barometer or SkyTrace?

Air Barometer ships an update every 3 weeks, and SkyTrace every 2 months. Most recently, Air Barometer was updated on October 16, 2026 and SkyTrace on October 7, 2026.

---

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