# ISS Tracker vs pocketScreen

ISS Tracker and pocketScreen are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on September 30, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | ISS Tracker | pocketScreen |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/iss-tracker-live-position/id6740058138/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Monetization | Free | — |
| Size | 32 MB | 8 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Lucent Enterprises Ltd.](https://appshunter.io/developer/1448644115) | [Sven Schroder](https://appshunter.io/developer/1884086356) |

## What reviewers say

### ISS Tracker

[App page](https://appshunter.io/ios/app/iss-tracker-live-position/id6740058138)

Monitor the International Space Station's live position and vital telemetry data in real-time. Track its orbit, altitude, velocity, and internal environmental systems. Ideal for space enthusiasts and students interested in space exploration.

**Highlights:** Real-time ISS position tracking, Interactive world map, Altitude and velocity data, Comprehensive telemetry monitoring, Environmental and power system data, Dark mode support

**Features:** macOS Compatibility

**In-app purchases:** none


### pocketScreen

[App page](https://appshunter.io/ios/app/pocketscreen/id6799185893)

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

**In-app purchases:** none


## Frequently asked questions

### Is ISS Tracker free?

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

### Is pocketScreen free?

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

### Do ISS Tracker or pocketScreen have ads?

Neither ISS Tracker nor pocketScreen shows ads.

### Which is updated more often, ISS Tracker or pocketScreen?

ISS Tracker ships an update weekly, and pocketScreen weekly. Most recently, ISS Tracker was updated on September 30, 2026 and pocketScreen on October 10, 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.*