# 16 Relay Controller vs PCBmaker

The clearest difference is in-app purchases: 16 Relay Controller at none against PCBmaker's 2. PCBmaker's advantage is update cadence (every 8 days vs every 34 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. PCBmaker sells 2 in-app purchases, starting at $6.99 per month. 16 Relay Controller asks for nothing beyond the download.

16 Relay Controller ships an update every 34 months, PCBmaker every 8 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 16 Relay Controller | PCBmaker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 34 months | **Every 8 days** |
| Size | 0 MB | 12 MB |
| Requires iOS | 18.6 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mike Henry](https://appshunter.io/developer/1219782847) | [BARTOSZ TERLECKI](https://appshunter.io/developer/6812359854) |

## What reviewers say

### 16 Relay Controller

[App page](https://appshunter.io/ios/app/16-relay-controller/id1541478119)

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

**In-app purchases:** none


### PCBmaker

[App page](https://appshunter.io/ios/app/pcbmaker/id6812359852)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PCBmaker PRO Monthly | $6.99 | per month |
| PCBmaker PRO Yearly | $49.99 | per year |


## Frequently asked questions

### Is 16 Relay Controller free?

16 Relay Controller is free to download, with no in-app purchases.

### Is PCBmaker free?

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

### Do 16 Relay Controller or PCBmaker have ads?

Neither 16 Relay Controller nor PCBmaker shows ads.

### Which is updated more often, 16 Relay Controller or PCBmaker?

16 Relay Controller ships an update every 34 months, and PCBmaker every 8 days. Most recently, 16 Relay Controller was updated on October 25, 2026 and PCBmaker on October 24, 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.*