# Tone Generator Ultra vs PolyQuad

The clearest difference is rating: PolyQuad at 5.0 against Tone Generator Ultra's 3.4. PolyQuad also leads on in-app purchases (none vs 1) and update cadence (every 2 weeks vs every 7 months). Tone Generator Ultra's advantage is price ($1.99 vs $6.99) and iOS requirement (7.0 vs 17.0). On ratings volume, ads and device support there is nothing between them.

Tone Generator Ultra costs $1.99 and PolyQuad $6.99 up front. Tone Generator Ultra sells 1 one-off in-app purchase. PolyQuad asks for nothing beyond the download.

PolyQuad holds the better App Store score, 5.0 against 3.4. Both are backed by a comparable volume of ratings — 8 and 3 respectively.

Tone Generator Ultra ships an update every 7 months, PolyQuad every 2 weeks. The most recent releases landed on October 20, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Tone Generator Ultra | PolyQuad |
| --- | --- | --- |
| Price | **$1.99** | $6.99 |
| Rating | [3.4 (8 ratings)](https://appshunter.io/ios/app/tone-generator-ultra/id514273546/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/polyquad/id6803790337/reviews)** |
| Number of ratings | **8** | 3 |
| Positive reviews | 57.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 weeks** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 3 MB | 4 MB |
| Requires iOS | **7.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [4Pockets.com](https://appshunter.io/developer/370131860) | [LASZLO DOBROVOLSZKI](https://appshunter.io/developer/6779159106) |

## What reviewers say

### Tone Generator Ultra

[App page](https://appshunter.io/ios/app/tone-generator-ultra/id514273546)

Generate a wide range of audio test tones and frequencies, from sine waves to white noise. Ideal for audio system calibration, speaker testing, and acoustic analysis. Offers advanced features like chromatic pitch detection and sweep utilities.

**Highlights:** Sine, Square & Sawtooth Wave Generation, Chromatic pitch detection, White and pink noise generation, Multi-tone generator, Logarithmic / linear sweep utility, Frequency range 20Hz to 22kHz

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Tone Generator Ultra | $1.99 | one-time |


### PolyQuad

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

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 Tone Generator Ultra free?

Tone Generator Ultra costs $1.99, and also offers in-app purchases.

### Is PolyQuad free?

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

### Which has better reviews, Tone Generator Ultra or PolyQuad?

PolyQuad is rated higher. Tone Generator Ultra averages 3.4 out of 5 from 8 ratings, while PolyQuad averages 5.0 from 3 ratings.

### Do Tone Generator Ultra or PolyQuad have ads?

Neither Tone Generator Ultra nor PolyQuad shows ads.

### Which is updated more often, Tone Generator Ultra or PolyQuad?

Tone Generator Ultra ships an update every 7 months, and PolyQuad every 2 weeks. Most recently, Tone Generator Ultra was updated on October 20, 2026 and PolyQuad on October 24, 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.*