# SignatureEQ vs PolyQuad

The clearest difference is rating: PolyQuad at 5.0 against SignatureEQ's 4.5. PolyQuad also leads on chart position (#56 vs unranked). SignatureEQ's advantage is price ($5.99 vs $6.99) and iOS requirement (15.0 vs 17.0). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

SignatureEQ costs $5.99 and PolyQuad $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

PolyQuad holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 2 and 3 respectively.

## The numbers

| Metric | SignatureEQ | PolyQuad |
| --- | --- | --- |
| Price | **$5.99** | $6.99 |
| Rating | [4.5 (2 ratings)](https://appshunter.io/ios/app/signatureeq/id6771326948/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/polyquad/id6803790337/reviews)** |
| Number of ratings | 2 | **3** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 2 weeks |
| Monetization | Paid | Paid |
| Best chart rank | — | **#56** |
| Size | 26 MB | 4 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Antonio Sorin TASU](https://appshunter.io/developer/1883473854) | [LASZLO DOBROVOLSZKI](https://appshunter.io/developer/6779159106) |

## What reviewers say

### SignatureEQ

[App page](https://appshunter.io/ios/app/signatureeq/id6771326948)

This professional 6-band parametric equalizer offers real-time sound shaping for musicians and producers. Its interactive interface allows precise adjustments to frequency, gain, and Q using intuitive gestures. Designed for performance, it integrates seamlessly with AUv3 compatible hosts on iPhone and iPad.

**Highlights:** 6 fully parametric bands, Real-time frequency response display, Intuitive gesture controls, Supports 7 filter types per band, AUv3 integration, Preset and automation support, Zero audio thread allocation

**In-app purchases:** none


### PolyQuad

[App page](https://appshunter.io/ios/app/polyquad/id6803790337)

**Currently charting:** #56 Top Paid · Music (US App Store)

Create complex analog-style synthesizer sounds using four independent voices. Design each voice with its own oscillator, filter, and envelopes, then combine them in various modes for massive layered textures, polyphonic chords, or unique stereo arrangements. Explore a vast library of presets or build your own from scratch.

**Highlights:** Four independent analog-style voices, Multiple oscillator and filter types per voice, Dual envelope generators per voice, Three voice combination modes (UNI, POLY, 2x2), Extensive LFO modulation capabilities, Integrated effects unit (reverb, delay, chorus, phaser, drive), 160 factory presets and user preset management

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

**In-app purchases:** none


## Frequently asked questions

### Is SignatureEQ free?

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

### Is PolyQuad free?

PolyQuad costs $6.99, with no in-app purchases.

### Which has better reviews, SignatureEQ or PolyQuad?

PolyQuad is rated higher. SignatureEQ averages 4.5 out of 5 from 2 ratings, while PolyQuad averages 5.0 from 3 ratings.

### Do SignatureEQ or PolyQuad have ads?

Neither SignatureEQ nor PolyQuad shows ads.

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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.*