# K3 Tones vs PatchLens

The clearest difference is in-app purchases: K3 Tones at none against PatchLens's 1. PatchLens's advantage is update cadence (weekly vs every 8 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. PatchLens sells 1 one-off in-app purchase. K3 Tones asks for nothing beyond the download.

K3 Tones ships an update every 8 months, PatchLens weekly. Both last shipped on November 12, 2026.

## The numbers

| Metric | K3 Tones | PatchLens |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Weekly** |
| Size | 11 MB | 10 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [kadosh3, llc](https://appshunter.io/developer/1447650365) | [Clashware Sàrl](https://appshunter.io/developer/1837470365) |

## What reviewers say

### K3 Tones

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

**Features:** Vision Pro support

**In-app purchases:** none


### PatchLens

[App page](https://appshunter.io/ios/app/patchlens-synth-patches/id6775509583)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Lifetime | $4.99 | one-time |


## Frequently asked questions

### Is K3 Tones free?

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

### Is PatchLens free?

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

### Do K3 Tones or PatchLens have ads?

Neither K3 Tones nor PatchLens shows ads.

### Which is updated more often, K3 Tones or PatchLens?

K3 Tones ships an update every 8 months, and PatchLens weekly. Most recently, K3 Tones was updated on November 12, 2026 and PatchLens on November 12, 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.*