# Multiple Tone Generator vs Melody Cool

The clearest difference is review sentiment: Multiple Tone Generator at 88% against Melody Cool's 40%. Multiple Tone Generator also leads on update cadence (every 3 months vs every 6 months). Melody Cool's advantage is ads (none vs shown) and iOS requirement (12.4 vs 17.0). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. Multiple Tone Generator sells 2 one-off in-app purchases and Melody Cool sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Multiple Tone Generator ships an update every 3 months, Melody Cool every 6 months. The most recent releases landed on October 10, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Multiple Tone Generator | Melody Cool |
| --- | --- | --- |
| 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** | 40.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 3 months** | Every 6 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 5 MB | 3 MB |
| Requires iOS | 17.0 | **12.4** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Loop-Sessions.LLC.](https://appshunter.io/developer/414215366) | [Yuji Koike](https://appshunter.io/developer/416095228) |

## 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 |


### Melody Cool

[App page](https://appshunter.io/ios/app/melody-cool/id1218561067)

This music player allows you to play songs from your local library while simultaneously using a built-in musical keyboard. It offers features like A-B repeat and slow playback for focused listening or practice. Note that it does not support DRM-protected files or iCloud items.

**Highlights:** Local music library playback, Integrated musical keyboard, A-B repeat functionality, Slow playback option, Play keyboard while listening

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Playback Time | $2.99 | one-time |


## Frequently asked questions

### Is Multiple Tone Generator free?

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

### Is Melody Cool free?

Melody Cool is free to download, with in-app purchases available.

### Do Multiple Tone Generator or Melody Cool have ads?

Multiple Tone Generator shows ads; Melody Cool does not.

### Which is updated more often, Multiple Tone Generator or Melody Cool?

Multiple Tone Generator ships an update every 3 months, and Melody Cool every 6 months. Most recently, Multiple Tone Generator was updated on October 10, 2026 and Melody Cool on October 11, 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.*