# EnginoRobot BT (Controller) vs COLFRAY JP

The clearest difference is iOS requirement: EnginoRobot BT (Controller) at 12.0 against COLFRAY JP's 15.1. 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.

EnginoRobot BT (Controller) ships an update every 4 months, COLFRAY JP every 2 months. The most recent releases landed on May 17, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | EnginoRobot BT (Controller) | COLFRAY JP |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Size | 50 MB | 37 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ENGINO TOY SYSTEMS LIMITED](https://appshunter.io/developer/875789415) | [Uplift Educational Solutions](https://appshunter.io/developer/1793846825) |

## What reviewers say

### EnginoRobot BT (Controller)

[App page](https://appshunter.io/ios/app/enginorobot-bt-controller/id1067244128)

**Features:** macOS Compatibility

**In-app purchases:** none


### COLFRAY JP

[App page](https://appshunter.io/ios/app/colfray-jp/id6471982954)

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

**In-app purchases:** none


## Frequently asked questions

### Is EnginoRobot BT (Controller) free?

EnginoRobot BT (Controller) is free to download, with no in-app purchases.

### Is COLFRAY JP free?

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

### Do EnginoRobot BT (Controller) or COLFRAY JP have ads?

Neither EnginoRobot BT (Controller) nor COLFRAY JP shows ads.

### Which is updated more often, EnginoRobot BT (Controller) or COLFRAY JP?

EnginoRobot BT (Controller) ships an update every 4 months, and COLFRAY JP every 2 months. Most recently, EnginoRobot BT (Controller) was updated on May 17, 2026 and COLFRAY JP on September 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.*