# K3 Tones vs SoundMaster Pro

The clearest difference is in-app purchases: K3 Tones at none against SoundMaster Pro's 1. K3 Tones also leads on ads (none vs shown). SoundMaster Pro's advantage is update cadence (every 6 days vs every 8 months) and iOS requirement (13.0 vs 17.6). On price and device support there is nothing between them.

Both are free to download. SoundMaster Pro sells 1 in-app purchase, starting at $11.99 per year. K3 Tones asks for nothing beyond the download.

K3 Tones ships an update every 8 months, SoundMaster Pro every 6 days. The most recent releases landed on October 20, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | K3 Tones | SoundMaster Pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 8 months | **Every 6 days** |
| Size | 11 MB | 47 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | iPhone, iPad, Mac | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [kadosh3, llc](https://appshunter.io/developer/1447650365) | [Mon Local Technique](https://appshunter.io/developer/6793937814) |

## What reviewers say

### K3 Tones

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

**Features:** Vision Pro support

**In-app purchases:** none


### SoundMaster Pro

[App page](https://appshunter.io/ios/app/soundmaster-pro/id6793937812)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sound Master Pro — Full Access | $11.99 | per year |


## Frequently asked questions

### Is K3 Tones free?

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

### Is SoundMaster Pro free?

SoundMaster Pro is free to download, with in-app purchases available.

### Do K3 Tones or SoundMaster Pro have ads?

SoundMaster Pro shows ads; K3 Tones does not.

### Which is updated more often, K3 Tones or SoundMaster Pro?

K3 Tones ships an update every 8 months, and SoundMaster Pro every 6 days. Most recently, K3 Tones was updated on October 20, 2026 and SoundMaster Pro on October 4, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*