# rtl_tcp SDR vs Morse Decoder AI

The clearest difference is price: Morse Decoder AI at $2.99 against rtl_tcp SDR's $12.99. Morse Decoder AI also leads on update cadence (weekly vs every 4 months) and iOS requirement (12.0 vs 16.6). rtl_tcp SDR's advantage is rating (3.9 vs 2.0) and review sentiment (40% vs 11%). On ads, in-app purchases, monetization model and device support there is nothing between them.

rtl_tcp SDR costs $12.99 and Morse Decoder AI $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

rtl_tcp SDR holds the better App Store score, 3.9 against 2.0. That said, the two scores are not equally well evidenced: rtl_tcp SDR has 32 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 40% of rtl_tcp SDR's written reviews are positive against 11% of Morse Decoder AI's.

rtl_tcp SDR ships an update every 4 months, Morse Decoder AI weekly. The most recent releases landed on October 12, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | rtl_tcp SDR | Morse Decoder AI |
| --- | --- | --- |
| Price | $12.99 | **$2.99** |
| Rating | **[3.9 (32 ratings)](https://appshunter.io/ios/app/rtl-tcp-sdr/id1351164646/reviews)** | [2.0 (4 ratings)](https://appshunter.io/ios/app/morse-decoder-ai/id6475193752/reviews) |
| Number of ratings | **32** | 4 |
| Positive reviews | **40.0% of reviews** | 11.1% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Weekly** |
| Monetization | Paid | Paid |
| Size | 3 MB | 60 MB |
| Requires iOS | 16.6 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [HotPaw Productions](https://appshunter.io/developer/285074853) | [Yuriy Kvasha](https://appshunter.io/developer/488579992) |

## What reviewers say

### rtl_tcp SDR

[App page](https://appshunter.io/ios/app/rtl-tcp-sdr/id1351164646)

This app acts as a software-defined radio receiver for iOS devices, allowing you to listen to various radio signals and view RF spectrum data. It connects to external SDR peripherals via a network protocol, requiring a separate server setup.

**Highlights:** Listen to AM, FM, SSB, CW signals, View RF spectrum and waterfall, Connect to networked RTL-SDR peripherals, Supports Airspy HF+, SDRPlay, LimeSDR Mini, Direct connection to Hermes Lite 2

**Features:** Vision Pro support

**In-app purchases:** none


### Morse Decoder AI

[App page](https://appshunter.io/ios/app/morse-decoder-ai/id6475193752)

This AI-powered tool decodes Morse code signals from audio input, ideal for amateur radio enthusiasts. It offers two modes and neural network options for various signal conditions and speeds, with customizable themes.

**Highlights:** AI-powered Morse code decoding, Two operational modes (direct and tone filtering), Adjustable decoding speed (10-40 WPM), Two neural network options (A and B), Adjustable audio input monitoring, Customizable color themes

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is rtl_tcp SDR free?

rtl_tcp SDR costs $12.99, with no in-app purchases.

### Is Morse Decoder AI free?

Morse Decoder AI costs $2.99, with no in-app purchases.

### Which has better reviews, rtl_tcp SDR or Morse Decoder AI?

rtl_tcp SDR is rated higher. rtl_tcp SDR averages 3.9 out of 5 from 32 ratings, while Morse Decoder AI averages 2.0 from 4 ratings.

### Do rtl_tcp SDR or Morse Decoder AI have ads?

Neither rtl_tcp SDR nor Morse Decoder AI shows ads.

### Which is updated more often, rtl_tcp SDR or Morse Decoder AI?

rtl_tcp SDR ships an update every 4 months, and Morse Decoder AI weekly. Most recently, rtl_tcp SDR was updated on October 12, 2026 and Morse Decoder AI on October 10, 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.*