# Blue PCB Electronics vs OunitechRobot

The clearest difference is iOS requirement: Blue PCB Electronics at 12.0 against OunitechRobot's 14.0. 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.

Blue PCB Electronics ships an update every 6 weeks, OunitechRobot monthly. The most recent releases landed on October 9, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Blue PCB Electronics | OunitechRobot |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Monthly** |
| Size | 138 MB | 45 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Cedcommerce LLC](https://appshunter.io/developer/1621713420) | [浙江齐元机器人有限公司](https://appshunter.io/developer/1724892411) |

## What reviewers say

### Blue PCB Electronics

[App page](https://appshunter.io/ios/app/blue-pcb-electronics/id6466391126)

**Features:** macOS Compatibility

**In-app purchases:** none


### OunitechRobot

[App page](https://appshunter.io/ios/app/ounitechrobot/id6475702749)

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

**In-app purchases:** none


## Frequently asked questions

### Is Blue PCB Electronics free?

Blue PCB Electronics is free to download, with no in-app purchases.

### Is OunitechRobot free?

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

### Do Blue PCB Electronics or OunitechRobot have ads?

Neither Blue PCB Electronics nor OunitechRobot shows ads.

### Which is updated more often, Blue PCB Electronics or OunitechRobot?

Blue PCB Electronics ships an update every 6 weeks, and OunitechRobot monthly. Most recently, Blue PCB Electronics was updated on October 9, 2026 and OunitechRobot on September 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.*