# Space Station Passes vs TurtleOps

The clearest difference is update cadence: Space Station Passes at every 2 days against TurtleOps's every 5 weeks. TurtleOps's advantage is iOS requirement (15.1 vs 26.0). 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.

Space Station Passes ships an update every 2 days, TurtleOps every 5 weeks. The most recent releases landed on October 10, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Space Station Passes | TurtleOps |
| --- | --- | --- |
| 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 | No |
| Update frequency | **Every 2 days** | Every 5 weeks |
| Monetization | Free | — |
| Size | 216 MB | 40 MB |
| Requires iOS | 26.0 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Sihao Lu](https://appshunter.io/developer/521404296) | [Christopher Johnson](https://appshunter.io/developer/1872397763) |

## 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


### TurtleOps

[App page](https://appshunter.io/ios/app/turtleops/id6758343154)

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

**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 TurtleOps free?

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

### Do Space Station Passes or TurtleOps have ads?

Neither Space Station Passes nor TurtleOps shows ads.

### Which is updated more often, Space Station Passes or TurtleOps?

Space Station Passes ships an update every 2 days, and TurtleOps every 5 weeks. Most recently, Space Station Passes was updated on October 10, 2026 and TurtleOps 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.*