# R+SmartIII vs 그린베어 스터디카페

The clearest difference is update cadence: 그린베어 스터디카페 at every 5 weeks against R+SmartIII's every 12 months. R+SmartIII's advantage is iOS requirement (9.0 vs 15.6). On price, review sentiment, 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.

R+SmartIII ships an update every 12 months, 그린베어 스터디카페 every 5 weeks. Both last shipped on November 3, 2026.

## The numbers

| Metric | R+SmartIII | 그린베어 스터디카페 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id1545488031/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | **57.1% of reviews** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 5 weeks** |
| Monetization | Free | Free |
| Size | 113 MB | 68 MB |
| Requires iOS | **9.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ROBOTIS CO., LTD.](https://appshunter.io/developer/948481761) | [OHRAE Inc.](https://appshunter.io/developer/1161656350) |

## What reviewers say

### R+SmartIII

[App page](https://appshunter.io/ios/app/r-plus-smartiii/id1489911067)

This application connects with a smart educational robot kit, enabling control via smartphone sensors and camera. Utilize features like image processing, video, and sound output for interactive robot programming and operation.

**Highlights:** Vision: Face, color, motion, line detection, Display: Images, shapes, text, numbers, Multimedia: TTS, voice input, audio/video playback, Sensor: Shake, tilt detection, Connectivity: Messenger, vibration, flash, email

**Features:** macOS Compatibility

**In-app purchases:** none


### 그린베어 스터디카페

[App page](https://appshunter.io/ios/app/id1545488031)

Check real-time seat availability at study cafes from anywhere. Purchase, extend, and move between seats seamlessly. Reserve your spot in advance to avoid full capacity issues.

**Highlights:** Real-time seat availability check, Ticket purchase and extension, Seat movement, Advance seat reservation, QR code check-in/out, Guardian notifications

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

**In-app purchases:** none


## Frequently asked questions

### Is R+SmartIII free?

R+SmartIII is free to download, with no in-app purchases.

### Is 그린베어 스터디카페 free?

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

### Do R+SmartIII or 그린베어 스터디카페 have ads?

Neither R+SmartIII nor 그린베어 스터디카페 shows ads.

### Which is updated more often, R+SmartIII or 그린베어 스터디카페?

R+SmartIII ships an update every 12 months, and 그린베어 스터디카페 every 5 weeks. Most recently, R+SmartIII was updated on November 3, 2026 and 그린베어 스터디카페 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.*