# Transformer Calculator Pro vs PCB Studio Maker

The clearest difference is iOS requirement: Transformer Calculator Pro at 13.0 against PCB Studio Maker's 17.6. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Transformer Calculator Pro sells 1 one-off in-app purchase and PCB Studio Maker sells 1 in-app purchase, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Transformer Calculator Pro | PCB Studio Maker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | — | Every 3 days |
| Size | 64 MB | 11 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Nanjibhai Gorasiya](https://appshunter.io/developer/1834066312) | [Mirza Pasic](https://appshunter.io/developer/1863048976) |

## What reviewers say

### Transformer Calculator Pro

[App page](https://appshunter.io/ios/app/transformer-calculator-pro/id6756908546)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime premium | $9.99 | one-time |


### PCB Studio Maker

[App page](https://appshunter.io/ios/app/pcb-studio-maker/id6812477674)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PCB Studio Pro | $4.99 | per month |


## Frequently asked questions

### Is Transformer Calculator Pro free?

Transformer Calculator Pro is free to download, with in-app purchases available.

### Is PCB Studio Maker free?

PCB Studio Maker is free to download, with in-app purchases available.

### Do Transformer Calculator Pro or PCB Studio Maker have ads?

Neither Transformer Calculator Pro nor PCB Studio Maker 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.*