# SDR Receiver vs CoronaSDR

The clearest difference is price: CoronaSDR at Free against SDR Receiver's $9.99. CoronaSDR also leads on rating (5.0 vs 4.1) and update cadence (every 9 days vs every 4 months). On ratings volume, ads, in-app purchases and device support there is nothing between them.

CoronaSDR is free to download; SDR Receiver costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

CoronaSDR holds the better App Store score, 5.0 against 4.1. Both are backed by a comparable volume of ratings — 15 and 10 respectively. Written reviews point the same way: 73% of SDR Receiver's written reviews are positive against 100% of CoronaSDR's.

SDR Receiver ships an update every 4 months, CoronaSDR every 9 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | SDR Receiver | CoronaSDR |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | [4.1 (15 ratings)](https://appshunter.io/ios/app/sdr-receiver/id1289939888/reviews) | **[5.0 (10 ratings)](https://appshunter.io/ios/app/coronasdr-rtl-sdr-client/id6759222137/reviews)** |
| Number of ratings | **15** | 10 |
| Positive reviews | 73.1% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 9 days** |
| Monetization | Paid | **Free** |
| Size | 2 MB | 5 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Transition Technology Ventures, LLC](https://appshunter.io/developer/1289939887) | [Alien Systems S.R.L.](https://appshunter.io/developer/1047123293) |

## What reviewers say

### SDR Receiver

[App page](https://appshunter.io/ios/app/sdr-receiver/id1289939888)

This app demodulates and plays AM and FM radio signals received by compatible SDR hardware. It allows users to listen to various broadcasts, manage station lists, and adjust audio settings. Requires a separate radio and host computer for operation.

**Highlights:** Demodulate AM and FM signals, Manage station lists (import/export), Adjustable squelch and LNA gain, Adjustable audio filters, Signal strength indicator, AirPlay audio streaming, Lock Screen controls

**Features:** Vision Pro support

**In-app purchases:** none


### CoronaSDR

[App page](https://appshunter.io/ios/app/coronasdr-rtl-sdr-client/id6759222137)

This application allows users to connect to and control RTL-SDR servers on their local network. It provides live spectrum and waterfall displays, various demodulation modes, and DSP controls for audio filtering and signal tuning. Users can save favorite stations and adjust RF settings.

**Highlights:** Live spectrum and waterfall display, Multiple demodulation modes (AM, NFM, WFM, USB, LSB, CW), DSP controls (squelch, AGC, filters), Station favorites with import/export, RF controls (PPM, tuner options), Diagnostics and performance pipeline

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

**In-app purchases:** none


## Frequently asked questions

### Is SDR Receiver free?

SDR Receiver costs $9.99, with no in-app purchases.

### Is CoronaSDR free?

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

### Which has better reviews, SDR Receiver or CoronaSDR?

CoronaSDR is rated higher. SDR Receiver averages 4.1 out of 5 from 15 ratings, while CoronaSDR averages 5.0 from 10 ratings.

### Do SDR Receiver or CoronaSDR have ads?

Neither SDR Receiver nor CoronaSDR shows ads.

### Which is updated more often, SDR Receiver or CoronaSDR?

SDR Receiver ships an update every 4 months, and CoronaSDR every 9 days. Most recently, SDR Receiver was updated on November 3, 2026 and CoronaSDR on October 31, 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.*