# iM.Master vs Kee Yee Go

The clearest difference is rating: Kee Yee Go at 3.0 against iM.Master's 2.8. iM.Master's advantage is review sentiment (47% vs 33%) and ratings volume (90 vs 9). 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.

Kee Yee Go holds the better App Store score, 3.0 against 2.8. That said, the two scores are not equally well evidenced: iM.Master has 90 ratings behind it against 9, so its average is the more settled of the two. Written reviews complicate that: 47% of iM.Master's written reviews are positive against 33% of Kee Yee Go's, so the app with the better star average is not the one people write more warmly about.

iM.Master ships an update every 2 months, Kee Yee Go monthly. The most recent releases landed on September 22, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | iM.Master | Kee Yee Go |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.8 (90 ratings)](https://appshunter.io/ios/app/immaster/id1605106520/reviews) | **[3.0 (9 ratings)](https://appshunter.io/ios/app/kee-yee-go/id1626684348/reviews)** |
| Number of ratings | **90** | 9 |
| Positive reviews | **47.1% of reviews** | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free | Free |
| Size | 25 MB | 27 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [卓挺 杜](https://appshunter.io/developer/628442211) | [植川 马](https://appshunter.io/developer/1783803021) |

## What reviewers say

### iM.Master

[App page](https://appshunter.io/ios/app/immaster/id1605106520)

Control building block robots with various intuitive methods. Explore fun through conventional key controls, gravity sensing, line drawing, and action programming.

**Highlights:** Conventional key remote control, Gravity sensing control, Line drawing remote control, Action programming control, Multiple control styles

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

**In-app purchases:** none


### Kee Yee Go

[App page](https://appshunter.io/ios/app/kee-yee-go/id1626684348)

This app functions as a Bluetooth building block remote controller. It supports multiple gameplay modes, including remote control, programming, gyroscope, and path modes, for various Bluetooth modules.

**Highlights:** Bluetooth building block remote control, Remote control mode, Programming mode, Gyroscope mode, Path mode, Supports multiple Bluetooth module series

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is iM.Master free?

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

### Is Kee Yee Go free?

Kee Yee Go is free to download, with no in-app purchases.

### Which has better reviews, iM.Master or Kee Yee Go?

Kee Yee Go is rated higher. iM.Master averages 2.8 out of 5 from 90 ratings, while Kee Yee Go averages 3.0 from 9 ratings.

### Do iM.Master or Kee Yee Go have ads?

Neither iM.Master nor Kee Yee Go shows ads.

### Which is updated more often, iM.Master or Kee Yee Go?

iM.Master ships an update every 2 months, and Kee Yee Go monthly. Most recently, iM.Master was updated on September 22, 2026 and Kee Yee Go on September 19, 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.*