# Space Station Passes vs ISS Tracker

The clearest difference is ads: Space Station Passes at none against ISS Tracker's shown. ISS Tracker's advantage is iOS requirement (16.0 vs 26.0). On price, 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.

## The numbers

| Metric | Space Station Passes | ISS Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/space-station-passes/id1578649430/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 days | — |
| Monetization | Free | — |
| Size | 220 MB | 14 MB |
| Requires iOS | 26.0 | **16.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Sihao Lu](https://appshunter.io/developer/521404296) | [Beijing Zhongmeng Intelligent Technology Co., Ltd](https://appshunter.io/developer/6776597619) |

## What reviewers say

### Space Station Passes

[App page](https://appshunter.io/ios/app/space-station-passes/id1578649430)

This app predicts when the International Space Station and Tiangong will pass over your location. It offers detailed sky charts, timely notifications, and a night mode for optimal viewing. Track over 4000 satellites with real-time sky views.

**Highlights:** Satellite pass prediction, Interactive sky chart, Customizable notifications, Night mode, Real-time satellite tracking

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

**In-app purchases:** none


### ISS Tracker

[App page](https://appshunter.io/ios/app/iss-tracker-orbit-radar/id6777349913)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Space Station Passes free?

Space Station Passes is free to download, with no in-app purchases.

### Is ISS Tracker free?

ISS Tracker is free to download, with no in-app purchases.

### Do Space Station Passes or ISS Tracker have ads?

ISS Tracker shows ads; Space Station Passes does not.

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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.*