# ISS Detector vs Morse Mania

The clearest difference is review sentiment: Morse Mania at 93% against ISS Detector's 56%. Morse Mania also leads on ads (none vs shown) and rating (4.9 vs 4.6). On price, update cadence, in-app purchases and monetization model there is nothing between them.

Both are free to download. ISS Detector sells 11 in-app purchases, starting at $0.99 per month and Morse Mania sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Morse Mania holds the better App Store score, 4.9 against 4.6. That said, the two scores are not equally well evidenced: Morse Mania has 8.2K ratings behind it against 569, so its average is the more settled of the two. Written reviews point the same way: 56% of ISS Detector's written reviews are positive against 93% of Morse Mania's.

ISS Detector ships an update monthly, Morse Mania every 2 months. Both last shipped on September 24, 2026.

## The numbers

| Metric | ISS Detector | Morse Mania |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (569 ratings)](https://appshunter.io/ios/app/iss-detector/id1198597805/reviews) | **[4.9 (8.2K ratings)](https://appshunter.io/ios/app/morse-mania-learn-morse-code/id1511042196/reviews)** |
| Number of ratings | 569 | **8.2K** |
| Positive reviews | 56.2% of reviews | **92.5% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 31 MB | 29 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Derk Vrijdag](https://appshunter.io/developer/1198597804) | [Xiang Dong](https://appshunter.io/developer/1511041685) |

## What reviewers say

### ISS Detector

[App page](https://appshunter.io/ios/app/iss-detector/id1198597805)

Easily track the International Space Station and other satellites. Receive timely alarms before passes and get weather condition checks for optimal viewing. Enhance functionality with optional in-app purchases to discover more celestial objects.

**Highlights:** ISS tracking and alerts, Weather condition checks, Alarm notifications, Track Starlink trains, Track Hubble telescope, Track amateur radio satellites

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

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Access | $0.99 | per month |
| Donation | $1.99 | per month |
| Premium Access | $1.99 | per month |
| Premium Access | $2.99 | per year |
| Premium Access | $5.99 | per year |
| Donation | $5.99 | per year |
| Premium Access | $11.99 | per year |
| Starlink and Famous objects | $3.99 | one-time |
| Amateur Radio Satellites | $3.99 | one-time |
| Comets and Planets | $3.99 | one-time |
| Combo package | $5.99 | one-time |


### Morse Mania

[App page](https://appshunter.io/ios/app/morse-mania-learn-morse-code/id1511042196)

Master Morse code with this comprehensive app. It offers structured lessons for both sending and receiving, covering letters, numbers, symbols, and advanced codes. Customize your learning experience with adjustable speeds, output modes, and practice tools.

**Highlights:** 135 levels for receiving Morse code, 135 levels for sending Morse code, Multiple output modes (audio, light, vibration), Customizable practice levels, Challenge levels to test knowledge, Adjustable speed and sound frequency, Offline functionality

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly premium subscription | $0.99 | per month |
| Beginner’s Bundle | $4.99 | one-time |
| Pro Bundle | $8.99 | one-time |

**What reviewers like**

- 🚀 Easy to learn
- 🚀 Effective teaching method
- 👍 Simple and intuitive interface
- 👍 Customizable settings
- 👍 No ads

**What reviewers complain about**

- 🐛 Keyboard issues (unresponsive, small buttons)
- 🔒 Premium content locked behind paywall
- 🔒 Lack of cross-device progress sync

**Reported bugs**

- Sound/audio issues in challenge mode
- Farnsworth settings not working as expected

**Requested features**

- Vibration feedback option
- Visualize dots and dashes
- Ability to use external keyboard
- More practice modes (e.g., custom sentences)


## Frequently asked questions

### Is ISS Detector free?

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

### Is Morse Mania free?

Morse Mania is free to download, with in-app purchases available.

### Which has better reviews, ISS Detector or Morse Mania?

Morse Mania is rated higher. ISS Detector averages 4.6 out of 5 from 569 ratings, while Morse Mania averages 4.9 from 8.2K ratings.

### Do ISS Detector or Morse Mania have ads?

ISS Detector shows ads; Morse Mania does not.

### Which is updated more often, ISS Detector or Morse Mania?

ISS Detector ships an update monthly, and Morse Mania every 2 months. Most recently, ISS Detector was updated on September 24, 2026 and Morse Mania on September 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.*