# MF vs GSDSP Quantum Filter

The clearest difference is review sentiment: GSDSP Quantum Filter at 100% against MF's 67%. GSDSP Quantum Filter also leads on rating (5.0 vs 4.8). MF's advantage is ratings volume (13 vs 3). On price, update cadence, ads and in-app purchases there is nothing between them.

MF costs $14.99 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. Both are backed by a comparable volume of ratings — 13 and 3 respectively. Written reviews point the same way: 67% of MF's written reviews are positive against 100% of GSDSP Quantum Filter's.

MF ships an update monthly, GSDSP Quantum Filter every 5 weeks. The most recent releases landed on October 16, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | MF | GSDSP Quantum Filter |
| --- | --- | --- |
| Price | $14.99 | $14.99 |
| Rating | [4.8 (13 ratings)](https://appshunter.io/ios/app/mf-105s-murf/id6450717545/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/gsdsp-quantum-filter/id6498711920/reviews)** |
| Number of ratings | **13** | 3 |
| Positive reviews | 66.7% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 5 weeks |
| Monetization | Paid | Paid |
| Size | 27 MB | 77 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Moog Music Inc.](https://appshunter.io/developer/396776421) | [Gustav Scholda](https://appshunter.io/developer/1642323227) |

## What reviewers say

### MF

[App page](https://appshunter.io/ios/app/mf-105s-murf/id6450717545)

This app recreates a classic analog effects pedal, offering an 8-band resonant filter array and an animation module for sequencing filter modulations. It's designed to process and creatively alter audio inputs like guitars, vocals, and synthesizers.

**Highlights:** 8-band resonant filter array, Sequenced filter modulation, Recreation of classic analog pedal, Processes various audio inputs, AUv3 effects plug-in

**Features:** 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 MF free?

MF costs $14.99, 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, MF or GSDSP Quantum Filter?

GSDSP Quantum Filter is rated higher. MF averages 4.8 out of 5 from 13 ratings, while GSDSP Quantum Filter averages 5.0 from 3 ratings.

### Do MF or GSDSP Quantum Filter have ads?

Neither MF nor GSDSP Quantum Filter shows ads.

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

MF ships an update monthly, and GSDSP Quantum Filter every 5 weeks. Most recently, MF was updated on October 16, 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.*