# RST Decoder Pro vs CW Runner QT

RST Decoder Pro and CW Runner QT both sit at 5.0 stars, but that hides the real split: 100% of CW Runner QT's written reviews are positive against 50% of RST Decoder Pro's. CW Runner QT also leads on update cadence (every 3 days vs monthly). RST Decoder Pro's advantage is price ($1.99 vs $2.99). On rating, ratings volume, ads and in-app purchases there is nothing between them.

RST Decoder Pro costs $1.99 and CW Runner QT $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for RST Decoder Pro against 5.0 for CW Runner QT. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews are what separate them: 50% of RST Decoder Pro's written reviews are positive against 100% of CW Runner QT's.

RST Decoder Pro ships an update monthly, CW Runner QT every 3 days. The most recent releases landed on September 20, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | RST Decoder Pro | CW Runner QT |
| --- | --- | --- |
| Price | **$1.99** | $2.99 |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/rst-decoder-pro/id1521025545/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/cw-runner-qt/id6760776478/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 days** |
| Monetization | Paid | Paid |
| Size | 1 MB | 3 MB |
| Requires iOS | 17.0 | 17 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 17+ | 4+ |
| Developer | [koji kamogawa](https://appshunter.io/developer/1488210713) | [伟光 高](https://appshunter.io/developer/1885482323) |

## What reviewers say

### RST Decoder Pro

[App page](https://appshunter.io/ios/app/rst-decoder-pro/id1521025545)

This application decodes Morse code from your device's microphone, offering two decoding methods (BPF and FFT) with adjustable parameters. It includes features like automatic frequency detection, gain control, and real-time signal display for accurate Morse code practice and reception.

**Highlights:** Microphone Morse code decoding, BPF and FFT decoding methods, Auto Frequency Detector (AFD), Auto Gain Control (AGC), Real-time CW signal display, Waterfall display (Pro version), Adjustable control parameters

**In-app purchases:** none


### CW Runner QT

[App page](https://appshunter.io/ios/app/cw-runner-qt/id6760776478)

This app simulates realistic Morse code contests for amateur radio operators. It enhances copying accuracy, contest rhythm, and on-air confidence with practical, contest-style practice and real callsigns.

**Highlights:** 4 contest training modes, Multi-language support, Optional guidance, Auto CQ support, 8,000+ real contest callsigns, Adjustable CW settings, Realistic signal effects

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

**In-app purchases:** none


## Frequently asked questions

### Is RST Decoder Pro free?

RST Decoder Pro costs $1.99, with no in-app purchases.

### Is CW Runner QT free?

CW Runner QT costs $2.99, with no in-app purchases.

### Which has better reviews, RST Decoder Pro or CW Runner QT?

RST Decoder Pro and CW Runner QT are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do RST Decoder Pro or CW Runner QT have ads?

Neither RST Decoder Pro nor CW Runner QT shows ads.

### Which is updated more often, RST Decoder Pro or CW Runner QT?

RST Decoder Pro ships an update monthly, and CW Runner QT every 3 days. Most recently, RST Decoder Pro was updated on September 20, 2026 and CW Runner QT on September 23, 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.*