# Morse Code Flashcards vs ISS Satellite Tracker

The clearest difference is price: ISS Satellite Tracker at Free against Morse Code Flashcards's $4.99. ISS Satellite Tracker also leads on update cadence (fortnightly vs every 34 months). Morse Code Flashcards's advantage is in-app purchases (none vs 1) and device support (3 vs 1). On ads there is nothing between them.

ISS Satellite Tracker is free to download; Morse Code Flashcards costs $4.99 up front. ISS Satellite Tracker sells 1 one-off in-app purchase. Morse Code Flashcards asks for nothing beyond the download.

Morse Code Flashcards ships an update every 34 months, ISS Satellite Tracker fortnightly. Both last shipped on November 7, 2026.

## The numbers

| Metric | Morse Code Flashcards | ISS Satellite Tracker |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/iss-satellite-tracker/id6801191356/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 34 months | **Fortnightly** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 1 MB | 9 MB |
| Requires iOS | **15.2** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Caesar Salad Software LLC](https://appshunter.io/developer/1249587406) | [Digital Doctor LTD](https://appshunter.io/developer/6795967742) |

## What reviewers say

### Morse Code Flashcards

[App page](https://appshunter.io/ios/app/morse-code-flashcards/id6447498786)

Master Morse code with interactive flashcards, a guessing game, and a comprehensive study guide. This app offers an intuitive interface for efficient learning and practice.

**Highlights:** Engaging flashcards for letters and numbers, Morse code guessing game for speed and accuracy, Comprehensive study guide with all symbols, User-friendly interface with appealing graphics, Interactive learning experience

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

**In-app purchases:** none


### ISS Satellite Tracker

[App page](https://appshunter.io/ios/app/iss-satellite-tracker/id6801191356)

Discover when and where to see the International Space Station and Starlink trains from your location. Get accurate predictions and reminders for visible passes, working entirely offline. Enhance your viewing experience with detailed orbital data and an educational library.

**Highlights:** Accurate pass predictions, Offline functionality, Pass reminders, Live 2D satellite map, Starlink train tracking, 3D orbital globe (Pro), Educational library (Pro)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Unlock | $4.99 | one-time |


## Frequently asked questions

### Is Morse Code Flashcards free?

Morse Code Flashcards costs $4.99, with no in-app purchases.

### Is ISS Satellite Tracker free?

ISS Satellite Tracker is free to download, with in-app purchases available.

### Do Morse Code Flashcards or ISS Satellite Tracker have ads?

Neither Morse Code Flashcards nor ISS Satellite Tracker shows ads.

### Which is updated more often, Morse Code Flashcards or ISS Satellite Tracker?

Morse Code Flashcards ships an update every 34 months, and ISS Satellite Tracker fortnightly. Most recently, Morse Code Flashcards was updated on November 7, 2026 and ISS Satellite Tracker on November 7, 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.*