# HamAlert vs ISS Tracker

The clearest difference is rating: ISS Tracker at 4.7 against HamAlert's 4.0. ISS Tracker also leads on review sentiment (100% vs 67%) and update cadence (weekly vs every 5 months). HamAlert's advantage is iOS requirement (15.6 vs 26.0). On price, ratings volume, ads and in-app purchases 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 4.0. Both are backed by a comparable volume of ratings — 34 and 19 respectively. Written reviews point the same way: 67% of HamAlert's written reviews are positive against 100% of ISS Tracker's.

HamAlert ships an update every 5 months, ISS Tracker weekly. The most recent releases landed on October 20, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | HamAlert | ISS Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (34 ratings)](https://appshunter.io/ios/app/hamalert/id1200759798/reviews) | **[4.7 (19 ratings)](https://appshunter.io/ios/app/iss-tracker-space-station/id6740058138/reviews)** |
| Number of ratings | **34** | 19 |
| Positive reviews | 66.7% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Weekly** |
| Monetization | Free | Free |
| Size | 11 MB | 15 MB |
| Requires iOS | **15.6** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Manuel Kasper](https://appshunter.io/developer/1200759797) | [Lucent Enterprises Ltd.](https://appshunter.io/developer/1448644115) |

## What reviewers say

### HamAlert

[App page](https://appshunter.io/ios/app/hamalert/id1200759798)

Receive instant push notifications for desired amateur radio contacts. Filter alerts by various criteria like callsign, band, mode, and location. Stay updated on DX spots from multiple sources.

**Highlights:** Push notifications for desired stations, Filter spots by DXCC, callsign, and location, Support for Reverse Beacon Network, SOTAwatch, DX cluster, PSK Reporter, Filter by band, mode, and time, Filter by spotter callsign and DXCC

**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 HamAlert free?

HamAlert 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, HamAlert or ISS Tracker?

ISS Tracker is rated higher. HamAlert averages 4.0 out of 5 from 34 ratings, while ISS Tracker averages 4.7 from 19 ratings.

### Do HamAlert or ISS Tracker have ads?

Neither HamAlert nor ISS Tracker shows ads.

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

HamAlert ships an update every 5 months, and ISS Tracker weekly. Most recently, HamAlert was updated on October 20, 2026 and ISS Tracker on October 24, 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.*