# micro vs Kai's Eye Robot Tracker

The clearest difference is rating: micro at 3.3 against Kai's Eye Robot Tracker's 2.3. micro also leads on ratings volume (90 vs 3) and iOS requirement (12.0 vs 15.0). Kai's Eye Robot Tracker's advantage is review sentiment (80% vs 43%) and update cadence (every 6 weeks vs every 7 months). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

micro holds the better App Store score, 3.3 against 2.3. That said, the two scores are not equally well evidenced: micro has 90 ratings behind it against 3, so its average is the more settled of the two. Written reviews complicate that: 43% of micro's written reviews are positive against 80% of Kai's Eye Robot Tracker's, so the app with the better star average is not the one people write more warmly about.

micro ships an update every 7 months, Kai's Eye Robot Tracker every 6 weeks. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | micro | Kai's Eye Robot Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.3 (90 ratings)](https://appshunter.io/ios/app/microbit/id1092687276/reviews)** | [2.3 (3 ratings)](https://appshunter.io/ios/app/kais-eye-robot-tracker/id1488856584/reviews) |
| Number of ratings | **90** | 3 |
| Positive reviews | 42.6% of reviews | **80.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 6 weeks** |
| Monetization | Free | Free |
| Size | 59 MB | 312 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Micro:bit Educational Foundation](https://appshunter.io/developer/1484783422) | [Kai's Education Limited](https://appshunter.io/developer/1460744915) |

## What reviewers say

### micro

[App page](https://appshunter.io/ios/app/microbit/id1092687276)

This app is the essential companion for the BBC micro:bit, a pocket-sized programmable computer. It allows you to wirelessly beam programs to your micro:bit via Bluetooth and includes access to a block-based programming editor. Monitor sensor data and control your micro:bit in real-time.

**Highlights:** Wireless flashing of micro:bit hex files, Access to Microsoft MakeCode editor, Bluetooth beaming of programs, Real-time sensor data monitoring, Control micro:bit buttons and pins, Debug running program code, Store and manage HEX files

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use and quick to set up
- 💻 Allows coding on mobile devices
- 🎓 Great for learning and education
- ⚡ Fast download and installation
- 🔧 Works well once properly configured

**What reviewers complain about**

- 🐛 Frequent Bluetooth pairing failures
- 🐛 App crashes during code flashing
- 🐛 Connection drops after flashing
- 📱 Poor optimization for phone screens
- 🔌 Requires frequent device reconnection

**Reported bugs**

- Bluetooth pairing fails or shows false success
- App crashes when flashing code to micro:bit
- Connection lost after code flashing
- White screen display issue
- Login fails with Google accounts

**Requested features**

- Offline mode for iOS
- Integrated IDE in app instead of Safari redirect
- Support for multiple languages
- Persistent Bluetooth connection after flashing
- Mute audio functionality


### Kai's Eye Robot Tracker

[App page](https://appshunter.io/ios/app/kais-eye-robot-tracker/id1488856584)

This app allows users to track and code Kai robots on a special mat. It brings coding to life through augmented and virtual reality, enabling users to complete missions and learn programming concepts.

**Highlights:** Track Kai robots on a mat, Code robots to drive, Augmented Reality visualization, Virtual Reality visualization, Complete coding missions

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

**In-app purchases:** none


## Frequently asked questions

### Is micro free?

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

### Is Kai's Eye Robot Tracker free?

Kai's Eye Robot Tracker is free to download, with no in-app purchases.

### Which has better reviews, micro or Kai's Eye Robot Tracker?

micro is rated higher. micro averages 3.3 out of 5 from 90 ratings, while Kai's Eye Robot Tracker averages 2.3 from 3 ratings.

### Do micro or Kai's Eye Robot Tracker have ads?

Neither micro nor Kai's Eye Robot Tracker shows ads.

### Which is updated more often, micro or Kai's Eye Robot Tracker?

micro ships an update every 7 months, and Kai's Eye Robot Tracker every 6 weeks. Most recently, micro was updated on November 2, 2026 and Kai's Eye Robot Tracker on November 3, 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.*