# Multiple Tone Generator vs SignalGeneratorApp

The clearest difference is in-app purchases: SignalGeneratorApp at none against Multiple Tone Generator's 2. SignalGeneratorApp also leads on ads (none vs shown) and iOS requirement (11.2 vs 17.0). On price and device support there is nothing between them.

Both are free to download. Multiple Tone Generator sells 2 one-off in-app purchases. SignalGeneratorApp asks for nothing beyond the download.

## The numbers

| Metric | Multiple Tone Generator | SignalGeneratorApp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (66 ratings)](https://appshunter.io/ios/app/multiple-tone-generator/id954158579/reviews)** | — |
| Number of ratings | **66** | — |
| Positive reviews | 87.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 5 MB | 11 MB |
| Requires iOS | 17.0 | **11.2** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Loop-Sessions.LLC.](https://appshunter.io/developer/414215366) | [Kazuma Shiromoto](https://appshunter.io/developer/1329106278) |

## What reviewers say

### Multiple Tone Generator

[App page](https://appshunter.io/ios/app/multiple-tone-generator/id954158579)

Generate multiple audio signals with adjustable waveforms, frequencies, and volumes for each channel. Offers presets for guitar and bass tuning, with options to expand channel support.

**Highlights:** Multiple audio channels, Adjustable waveforms (Sine, Triangle, Squire, Saw), Precise frequency control (20Hz - 20000Hz), Individual channel volume and mute, Logarithmic frequency sliders, Guitar and bass tuning presets

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Increase channels from 6 to 16 | $1.99 | one-time |
| Always remove banner ads. | $4.99 | one-time |


### SignalGeneratorApp

[App page](https://appshunter.io/ios/app/signalgeneratorapp/id1329106279)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Multiple Tone Generator free?

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

### Is SignalGeneratorApp free?

SignalGeneratorApp is free to download, with no in-app purchases.

### Do Multiple Tone Generator or SignalGeneratorApp have ads?

Multiple Tone Generator shows ads; SignalGeneratorApp does not.

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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.*