# Air Observer vs Satlink Online

The clearest difference is update cadence: Satlink Online at every 13 months against Air Observer's every 28 months. On price, ads, in-app purchases and device support there is nothing between them.

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

Air Observer ships an update every 28 months, Satlink Online every 13 months. Both last shipped on October 16, 2026.

## The numbers

| Metric | Air Observer | Satlink Online |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/air-observer/id989644506/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 28 months | **Every 13 months** |
| Monetization | Free | — |
| Size | 2 MB | 31 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Peter Thornycroft](https://appshunter.io/developer/862687029) | [Hussain Mahid](https://appshunter.io/developer/1572803422) |

## What reviewers say

### Air Observer

[App page](https://appshunter.io/ios/app/air-observer/id989644506)

This app helps diagnose Wi-Fi connection issues on iOS devices. It measures local Wi-Fi health and wide area connection to a server, helping users understand signal strength and potential interference.

**Highlights:** Diagnose Wi-Fi connection health, Measure local Wi-Fi signal strength, Assess wide area connection to server, Identify wireless interference, Differentiate Wi-Fi vs. Internet issues

**Features:** macOS Compatibility

**In-app purchases:** none


### Satlink Online

[App page](https://appshunter.io/ios/app/satlink-online/id6740460159)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Air Observer free?

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

### Is Satlink Online free?

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

### Do Air Observer or Satlink Online have ads?

Neither Air Observer nor Satlink Online shows ads.

### Which is updated more often, Air Observer or Satlink Online?

Air Observer ships an update every 28 months, and Satlink Online every 13 months. Most recently, Air Observer was updated on October 16, 2026 and Satlink Online on October 16, 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.*