# WebSDR vs Relic Waves

The clearest difference is review sentiment: Relic Waves at 100% against WebSDR's 21%. Relic Waves also leads on rating (5.0 vs 2.4) and price ($1.99 vs $5.99). On ratings volume, update cadence, ads and in-app purchases there is nothing between them.

WebSDR costs $5.99 and Relic Waves $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Relic Waves holds the better App Store score, 5.0 against 2.4. Both are backed by a comparable volume of ratings — 27 and 42 respectively. Written reviews point the same way: 21% of WebSDR's written reviews are positive against 100% of Relic Waves's.

Both ship on a similar rhythm, roughly every 11 months. The most recent releases landed on September 25, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | WebSDR | Relic Waves |
| --- | --- | --- |
| Price | $5.99 | **$1.99** |
| Rating | [2.4 (27 ratings)](https://appshunter.io/ios/app/websdr/id1558990423/reviews) | **[5.0 (42 ratings)](https://appshunter.io/ios/app/relic-waves/id6472637691/reviews)** |
| Number of ratings | 27 | **42** |
| Positive reviews | 20.6% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | Every 11 months |
| Monetization | Paid | Paid |
| Size | 20 MB | 6 MB |
| Requires iOS | 14.5 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Blue Mangoo Consulting Company Limited](https://appshunter.io/developer/1475107602) | [Alexander Zolotov](https://appshunter.io/developer/324462547) |

## What reviewers say

### WebSDR

[App page](https://appshunter.io/ios/app/websdr/id1558990423)

This Audio Unit plugin allows musicians to incorporate live radio broadcasts into their music. It accesses Software Defined Radio streams from servers worldwide, offering unique audio textures for performances and mixes.

**Highlights:** Plays Software Defined Radio streams, Integrates live radio audio into music, Accesses global radio servers, Supports various radio modes (LSB, USB, CW, AM, FM), Provides unique audio textures for mixes

**Features:** macOS Compatibility

**In-app purchases:** none


### Relic Waves

[App page](https://appshunter.io/ios/app/relic-waves/id6472637691)

Generate unique Lo-Fi sounds, pads, and effects using advanced synthesis algorithms. Explore billions of sonic possibilities with intuitive controls and real-time recording. Perfect for musicians and sound designers seeking experimental audio.

**Highlights:** Billions of unique Lo-Fi sounds, Random sound generation with search, Multiple keyboard input options, Real-time audio recording to WAV, Export to WAV, SunVox, and clipboard, MIDI control and processing, iOS Audio Unit Extension (AUv3)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is WebSDR free?

WebSDR costs $5.99, with no in-app purchases.

### Is Relic Waves free?

Relic Waves costs $1.99, with no in-app purchases.

### Which has better reviews, WebSDR or Relic Waves?

Relic Waves is rated higher. WebSDR averages 2.4 out of 5 from 27 ratings, while Relic Waves averages 5.0 from 42 ratings.

### Do WebSDR or Relic Waves have ads?

Neither WebSDR nor Relic Waves shows ads.

### Which is updated more often, WebSDR or Relic Waves?

WebSDR ships an update every 11 months, and Relic Waves every 11 months. Most recently, WebSDR was updated on September 25, 2026 and Relic Waves on September 27, 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.*