# PSLab vs Resonote

The clearest difference is iOS requirement: PSLab at 13.0 against Resonote's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

PSLab ships an update fortnightly, Resonote every 10 days. The most recent releases landed on October 28, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | PSLab | Resonote |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 10 days** |
| Size | 32 MB | 21 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [FOSSASIA](https://appshunter.io/developer/1788752366) | [Bas Spijkerman](https://appshunter.io/developer/6792361856) |

## What reviewers say

### PSLab

[App page](https://appshunter.io/ios/app/pslab/id6740454978)

**Features:** macOS Compatibility

**In-app purchases:** none


### Resonote

[App page](https://appshunter.io/ios/app/resonote-spectrum-analyzer/id6804463455)

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

**In-app purchases:** none


## Frequently asked questions

### Is PSLab free?

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

### Is Resonote free?

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

### Do PSLab or Resonote have ads?

Neither PSLab nor Resonote shows ads.

### Which is updated more often, PSLab or Resonote?

PSLab ships an update fortnightly, and Resonote every 10 days. Most recently, PSLab was updated on October 28, 2026 and Resonote on October 29, 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.*