# Cardinal Music vs NullPerator

The clearest difference is in-app purchases: NullPerator at none against Cardinal Music's 1. NullPerator also leads on update cadence (daily vs every 4 weeks). Cardinal Music's advantage is iOS requirement (13.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Cardinal Music sells 1 in-app purchase, starting at $4.99 per month. NullPerator asks for nothing beyond the download.

Cardinal Music ships an update every 4 weeks, NullPerator daily. The most recent releases landed on September 30, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Cardinal Music | NullPerator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Daily** |
| Size | 86 MB | 3 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [van squared](https://appshunter.io/developer/1063072271) | [203 Systems](https://appshunter.io/developer/6810035880) |

## What reviewers say

### Cardinal Music

[App page](https://appshunter.io/ios/app/cardinal-music/id6761298126)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cardinal Pro | $4.99 | per month |


### NullPerator

[App page](https://appshunter.io/ios/app/nullperator/id6810035878)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Cardinal Music free?

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

### Is NullPerator free?

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

### Do Cardinal Music or NullPerator have ads?

Neither Cardinal Music nor NullPerator shows ads.

### Which is updated more often, Cardinal Music or NullPerator?

Cardinal Music ships an update every 4 weeks, and NullPerator daily. Most recently, Cardinal Music was updated on September 30, 2026 and NullPerator on October 6, 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.*