# EG WaveSHAPER vs GSDSP Quantum Filter

The clearest difference is price: EG WaveSHAPER at $8.99 against GSDSP Quantum Filter's $14.99. EG WaveSHAPER also leads on update cadence (fortnightly vs every 5 weeks) and ratings volume (23 vs 3). GSDSP Quantum Filter's advantage is review sentiment (100% vs 85%) and rating (5.0 vs 4.8). On ads, in-app purchases, monetization model and device support there is nothing between them.

EG WaveSHAPER costs $8.99 and GSDSP Quantum Filter $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.

GSDSP Quantum Filter holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: EG WaveSHAPER has 23 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 85% of EG WaveSHAPER's written reviews are positive against 100% of GSDSP Quantum Filter's.

EG WaveSHAPER ships an update fortnightly, GSDSP Quantum Filter every 5 weeks. The most recent releases landed on September 21, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | EG WaveSHAPER | GSDSP Quantum Filter |
| --- | --- | --- |
| Price | **$8.99** | $14.99 |
| Rating | [4.8 (23 ratings)](https://appshunter.io/ios/app/eg-waveshaper/id1445356061/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/gsdsp-quantum-filter/id6498711920/reviews)** |
| Number of ratings | **23** | 3 |
| Positive reviews | 84.6% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 5 weeks |
| Monetization | Paid | Paid |
| Size | 25 MB | 77 MB |
| Requires iOS | **9.1** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Elliott Garage](https://appshunter.io/developer/454709866) | [Gustav Scholda](https://appshunter.io/developer/1642323227) |

## What reviewers say

### EG WaveSHAPER

[App page](https://appshunter.io/ios/app/eg-waveshaper/id1445356061)

Create unique sounds by drawing waveforms or shaping built-in ones. Blend them with analog and sub oscillators, and automate parameters with drawable LFOs and envelopes. Explore a hybrid waveshaping and wavetable engine for complex sonic textures.

**Highlights:** Hybrid Wavetable/Waveshaping engine, Draw custom wavetables, Assignable LFOs and Envelopes, Built-in Reverb, Delay, and EG Crush FX, Core MIDI support, AUv3 plugin compatibility

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

**In-app purchases:** none


### GSDSP Quantum Filter

[App page](https://appshunter.io/ios/app/gsdsp-quantum-filter/id6498711920)

This audio effect plugin offers analog-modeled filters with flexible routing and dynamic modulation for creative sound design. It provides extensive control over tone shaping and complex filtering with various filter types and configurations.

**Highlights:** Analog-modelled filters, 11 filter modes, Series and parallel routing, Dynamic modulation support, Stereo and dual mono modes, MIDI control integration

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is EG WaveSHAPER free?

EG WaveSHAPER costs $8.99, with no in-app purchases.

### Is GSDSP Quantum Filter free?

GSDSP Quantum Filter costs $14.99, with no in-app purchases.

### Which has better reviews, EG WaveSHAPER or GSDSP Quantum Filter?

GSDSP Quantum Filter is rated higher. EG WaveSHAPER averages 4.8 out of 5 from 23 ratings, while GSDSP Quantum Filter averages 5.0 from 3 ratings.

### Do EG WaveSHAPER or GSDSP Quantum Filter have ads?

Neither EG WaveSHAPER nor GSDSP Quantum Filter shows ads.

### Which is updated more often, EG WaveSHAPER or GSDSP Quantum Filter?

EG WaveSHAPER ships an update fortnightly, and GSDSP Quantum Filter every 5 weeks. Most recently, EG WaveSHAPER was updated on September 21, 2026 and GSDSP Quantum Filter on September 22, 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.*