# AntScope vs ISS Tracker

The clearest difference is review sentiment: ISS Tracker at 100% against AntScope's 21%. ISS Tracker also leads on rating (4.7 vs 2.3) and update cadence (weekly vs every 3 months). AntScope's advantage is ratings volume (58 vs 17) and iOS requirement (13.0 vs 26.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

ISS Tracker holds the better App Store score, 4.7 against 2.3. Both are backed by a comparable volume of ratings — 58 and 17 respectively. Written reviews point the same way: 21% of AntScope's written reviews are positive against 100% of ISS Tracker's.

AntScope ships an update every 3 months, ISS Tracker weekly. The most recent releases landed on October 21, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | AntScope | ISS Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (58 ratings)](https://appshunter.io/ios/app/antscope/id1502248595/reviews) | **[4.7 (17 ratings)](https://appshunter.io/ios/app/iss-tracker-space-station/id6740058138/reviews)** |
| Number of ratings | **58** | 17 |
| Positive reviews | 21.4% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | Free | Free |
| Size | 27 MB | 15 MB |
| Requires iOS | **13.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Rig Expert Ukraine Ltd](https://appshunter.io/developer/1502248594) | [Lucent Enterprises Ltd.](https://appshunter.io/developer/1448644115) |

## What reviewers say

### AntScope

[App page](https://appshunter.io/ios/app/antscope/id1502248595)

Connect your RigExpert antenna analyzer to your smartphone for detailed antenna system analysis. Visualize SWR and Smith charts, and view all parameters in one place.

**Highlights:** Connects to RigExpert analyzers via BLE, SWR chart visualization, Smith chart visualization, All parameters mode, Supports RigExpert Stick 230 BLE

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

**In-app purchases:** none


### ISS Tracker

[App page](https://appshunter.io/ios/app/iss-tracker-space-station/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, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is AntScope free?

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

### Is ISS Tracker free?

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

### Which has better reviews, AntScope or ISS Tracker?

ISS Tracker is rated higher. AntScope averages 2.3 out of 5 from 58 ratings, while ISS Tracker averages 4.7 from 17 ratings.

### Do AntScope or ISS Tracker have ads?

Neither AntScope nor ISS Tracker shows ads.

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

AntScope ships an update every 3 months, and ISS Tracker weekly. Most recently, AntScope was updated on October 21, 2026 and ISS Tracker 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.*