# PatchLens vs NOISE by Circles

The clearest difference is in-app purchases: NOISE by Circles at none against PatchLens's 1. 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. NOISE by Circles asks for nothing beyond the download.

## The numbers

| Metric | PatchLens | NOISE by Circles |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/noise-by-circles/id6797608145/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 days | — |
| Monetization | — | Free |
| Size | 10 MB | 2 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Clashware Sàrl](https://appshunter.io/developer/1837470365) | [Circles Audio LLC](https://appshunter.io/developer/6797608147) |

## What reviewers say

### 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 |


### NOISE by Circles

[App page](https://appshunter.io/ios/app/noise-by-circles/id6797608145)

Record sounds from your environment and transform them into playable instruments. Shape precise loops on the waveform and export high-quality audio files for use in music production software.

**Highlights:** 24-bit / 48 kHz microphone recording, Direct waveform loop editing, Eight-pad pitched instrument preview, Major and minor scales with selectable root key, One-shot and loop playback, WAV file export, iPhone to desktop workflow

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is PatchLens free?

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

### Is NOISE by Circles free?

NOISE by Circles is free to download, with no in-app purchases.

### Do PatchLens or NOISE by Circles have ads?

Neither PatchLens nor NOISE by Circles shows ads.

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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.*