# K3 Tones vs Microtonal Lab

The clearest difference is price: K3 Tones at Free against Microtonal Lab's $6.99. Microtonal Lab's advantage is update cadence (every 2 months vs every 8 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

K3 Tones is free to download; Microtonal Lab costs $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

K3 Tones ships an update every 8 months, Microtonal Lab every 2 months. The most recent releases landed on October 20, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | K3 Tones | Microtonal Lab |
| --- | --- | --- |
| Price | **Free** | $6.99 |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/microtonal-lab/id6786773427/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 2 months** |
| Monetization | — | Paid |
| Size | 11 MB | 90 MB |
| Requires iOS | **17.6** | 18.0 |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [kadosh3, llc](https://appshunter.io/developer/1447650365) | [Martin Adler](https://appshunter.io/developer/1896354791) |

## What reviewers say

### K3 Tones

[App page](https://appshunter.io/ios/app/k3-tones/id1668442616)

**Features:** Vision Pro support

**In-app purchases:** none


### Microtonal Lab

[App page](https://appshunter.io/ios/app/microtonal-lab/id6786773427)

Explore music beyond the traditional 12-note scale with this comprehensive microtonal studio. Create custom scales, play a microtonal keyboard, sequence patterns, and perform live with a launchpad. Export your creations as MIDI files for further production.

**Highlights:** Harmonic Galaxy visualizer, Microtonal keyboard with custom scales, 32-step sequencer with FX, Launchpad for live performance, Extensive world scale library, Multiple tuning systems support, MIDI export for DAWs

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

**In-app purchases:** none


## Frequently asked questions

### Is K3 Tones free?

K3 Tones is free to download, with no in-app purchases.

### Is Microtonal Lab free?

Microtonal Lab costs $6.99, with no in-app purchases.

### Do K3 Tones or Microtonal Lab have ads?

Neither K3 Tones nor Microtonal Lab shows ads.

### Which is updated more often, K3 Tones or Microtonal Lab?

K3 Tones ships an update every 8 months, and Microtonal Lab every 2 months. Most recently, K3 Tones was updated on October 20, 2026 and Microtonal Lab 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.*