# Tone Generator vs The Master DSP

The clearest difference is in-app purchases: The Master DSP at none against Tone Generator's 1. The Master DSP also leads on ads (none vs shown). Tone Generator's advantage is update cadence (every 4 months vs every 9 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Tone Generator sells 1 one-off in-app purchase. The Master DSP asks for nothing beyond the download.

Tone Generator ships an update every 4 months, The Master DSP every 9 months. The most recent releases landed on October 23, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Tone Generator | The Master DSP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (139 ratings)](https://appshunter.io/ios/app/tone-generator-frequency-app/id1561496708/reviews)** | — |
| Number of ratings | **139** | — |
| Positive reviews | 83.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 4 months** | Every 9 months |
| Monetization | Free with in-app purchases | — |
| Size | 6 MB | 62 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Tevfik Yucek](https://appshunter.io/developer/566982862) | [伟 陈](https://appshunter.io/developer/1837176650) |

## What reviewers say

### Tone Generator

[App page](https://appshunter.io/ios/app/tone-generator-frequency-app/id1561496708)

Generate various audio tones like sine, square, sawtooth, and triangle waves across a wide frequency range. Adjust frequencies by swiping and utilize built-in features for fun hearing tests or to clean your device's speaker.

**Highlights:** Sine, square, sawtooth, triangle wave generation, Adjustable frequency via swipe, Built-in hearing test sweep, Speaker cleaning function, Large frequency range

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Advertisements | $2.99 | one-time |


### The Master DSP

[App page](https://appshunter.io/ios/app/the-master-dsp/id6755132650)

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

**In-app purchases:** none


## Frequently asked questions

### Is Tone Generator free?

Tone Generator is free to download, with in-app purchases available.

### Is The Master DSP free?

The Master DSP is free to download, with no in-app purchases.

### Do Tone Generator or The Master DSP have ads?

Tone Generator shows ads; The Master DSP does not.

### Which is updated more often, Tone Generator or The Master DSP?

Tone Generator ships an update every 4 months, and The Master DSP every 9 months. Most recently, Tone Generator was updated on October 23, 2026 and The Master DSP on October 15, 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.*