# Multiple Tone Generator vs Db Meter Pro for Watch

The clearest difference is price: Multiple Tone Generator at Free against Db Meter Pro for Watch's $2.99. Db Meter Pro for Watch's advantage is in-app purchases (none vs 2) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

Multiple Tone Generator is free to download; Db Meter Pro for Watch costs $2.99 up front. Multiple Tone Generator sells 2 one-off in-app purchases. Db Meter Pro for Watch asks for nothing beyond the download.

Multiple Tone Generator ships an update every 3 months, Db Meter Pro for Watch every 5 weeks. The most recent releases landed on November 1, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Multiple Tone Generator | Db Meter Pro for Watch |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[4.8 (68 ratings)](https://appshunter.io/ios/app/multiple-tone-generator/id954158579/reviews)** | — |
| Number of ratings | **68** | — |
| Positive reviews | 87.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 5 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 5 MB | 2 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Loop-Sessions.LLC.](https://appshunter.io/developer/414215366) | [Simone Saleri](https://appshunter.io/developer/1738027672) |

## 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 |


### Db Meter Pro for Watch

[App page](https://appshunter.io/ios/app/db-meter-pro-for-watch/id6801173836)

**Features:** Apple Watch app

**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 Db Meter Pro for Watch free?

Db Meter Pro for Watch costs $2.99, with no in-app purchases.

### Do Multiple Tone Generator or Db Meter Pro for Watch have ads?

Multiple Tone Generator shows ads; Db Meter Pro for Watch does not.

### Which is updated more often, Multiple Tone Generator or Db Meter Pro for Watch?

Multiple Tone Generator ships an update every 3 months, and Db Meter Pro for Watch every 5 weeks. Most recently, Multiple Tone Generator was updated on November 1, 2026 and Db Meter Pro for Watch 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.*