# PatchLens vs Piano Effect

The clearest difference is ads: PatchLens at none against Piano Effect's shown. Piano Effect's advantage is update cadence (every 3 days vs weekly). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. PatchLens sells 1 one-off in-app purchase and Piano Effect sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

PatchLens ships an update weekly, Piano Effect every 3 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | PatchLens | Piano Effect |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Weekly | **Every 3 days** |
| Size | 7 MB | 8 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Clashware Sàrl](https://appshunter.io/developer/1837470365) | [Brayhan Alejandro Gabriel Guerrero](https://appshunter.io/developer/6790610526) |

## 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 |


### Piano Effect

[App page](https://appshunter.io/ios/app/piano-effect-synth-fx-finder/id6811463346)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Piano Effect Pro | $2.99 | one-time |


## Frequently asked questions

### Is PatchLens free?

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

### Is Piano Effect free?

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

### Do PatchLens or Piano Effect have ads?

Piano Effect shows ads; PatchLens does not.

### Which is updated more often, PatchLens or Piano Effect?

PatchLens ships an update weekly, and Piano Effect every 3 days. Most recently, PatchLens was updated on October 31, 2026 and Piano Effect on October 31, 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.*