# RST Scope vs Husker Scope

The clearest difference is ads: Husker Scope at none against RST Scope's shown. Husker Scope also leads on monetization model (free vs ad-supported) and ratings volume (9 vs 1). RST Scope's advantage is rating (5.0 vs 4.6) and update cadence (every 3 days vs every 9 months). On price, in-app purchases and device support there is nothing between them.

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

RST Scope holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Husker Scope has 9 ratings behind it against 1, so its average is the more settled of the two.

RST Scope ships an update every 3 days, Husker Scope every 9 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | RST Scope | Husker Scope |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/rst-scope/id1550582276/reviews)** | [4.6 (9 ratings)](https://appshunter.io/ios/app/husker-scope/id1593014802/reviews) |
| Number of ratings | 1 | **9** |
| Positive reviews | — | 75.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 3 days** | Every 9 months |
| Monetization | Ad-supported | **Free** |
| Size | 5 MB | 23 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [koji kamogawa](https://appshunter.io/developer/1488210713) | [University of Nebraska - Lincoln](https://appshunter.io/developer/317236993) |

## What reviewers say

### RST Scope

[App page](https://appshunter.io/ios/app/rst-scope/id1550582276)

This utility app provides spectrum scope and waterfall displays for amateur radio operators. It enhances radios lacking these features by analyzing microphone input, allowing for clear distinction of Morse code and detailed audio frequency visualization.

**Highlights:** Spectrum scope and waterfall display, Morse code distinction via FFT, Adjustable waterfall speed, Adjustable audio input level, Switchable display band (wide/narrow), Display pause function, Recording and playback of input sound

**In-app purchases:** none


### Husker Scope

[App page](https://appshunter.io/ios/app/husker-scope/id1593014802)

This utility app functions as a multi-channel signal generator and analyzer. It supports audio range signals through device speakers and can process higher frequencies with a custom hardware board. The app offers oscilloscope, spectrum analyzer, and logic analyzer capabilities.

**Highlights:** Dual Channel Function Generator, DC AM/FM Modulator, DC Oscilloscope, DC Spectrum Analyzer, 8-channel Logic Analyzer, Audio output via speakers/jack, Custom hardware board support

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is RST Scope free?

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

### Is Husker Scope free?

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

### Which has better reviews, RST Scope or Husker Scope?

RST Scope is rated higher. RST Scope averages 5.0 out of 5 from 1 ratings, while Husker Scope averages 4.6 from 9 ratings.

### Do RST Scope or Husker Scope have ads?

RST Scope shows ads; Husker Scope does not.

### Which is updated more often, RST Scope or Husker Scope?

RST Scope ships an update every 3 days, and Husker Scope every 9 months. Most recently, RST Scope was updated on November 3, 2026 and Husker Scope on November 3, 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.*