# BP Control Chart vs Parts Studio

BP Control Chart and Parts Studio are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

## The numbers

| Metric | BP Control Chart | Parts Studio |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 3 days |
| Size | 1 MB | 41 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 12+ |
| Developer | [Cardiac Rhythm Solutions PLLC](https://appshunter.io/developer/1873775587) | [Joshua Jensen](https://appshunter.io/developer/1885783043) |

## What reviewers say

### BP Control Chart

[App page](https://appshunter.io/ios/app/bp-control-chart/id6758582284)

**Features:** macOS Compatibility

**In-app purchases:** none


### Parts Studio

[App page](https://appshunter.io/ios/app/parts-studio/id6784858970)

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

**In-app purchases:** none


## Frequently asked questions

### Is BP Control Chart free?

BP Control Chart is free to download, with no in-app purchases.

### Is Parts Studio free?

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

### Do BP Control Chart or Parts Studio have ads?

Neither BP Control Chart nor Parts Studio 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.*