# COMM.IN (컴인) 스탭용 vs Buddy for KAIST

The clearest difference is update cadence: Buddy for KAIST at every 3 weeks against COMM.IN (컴인) 스탭용's every 4 months. COMM.IN (컴인) 스탭용's advantage is iOS requirement (16 vs 26.1). On price, ads, in-app purchases and device support there is nothing between them.

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

COMM.IN (컴인) 스탭용 ships an update every 4 months, Buddy for KAIST every 3 weeks. The most recent releases landed on September 13, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | COMM.IN (컴인) 스탭용 | Buddy for KAIST |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Size | 23 MB | 55 MB |
| Requires iOS | **16** | 26.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [MK Soft Co., Ltd.](https://appshunter.io/developer/1578990526) | [SPARCS](https://appshunter.io/developer/1687472027) |

## What reviewers say

### COMM.IN (컴인) 스탭용

[App page](https://appshunter.io/ios/app/commin/id6745119230)

**Features:** macOS Compatibility

**In-app purchases:** none


### Buddy for KAIST

[App page](https://appshunter.io/ios/app/buddy-for-kaist/id6749929416)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is COMM.IN (컴인) 스탭용 free?

COMM.IN (컴인) 스탭용 is free to download, with no in-app purchases.

### Is Buddy for KAIST free?

Buddy for KAIST is free to download, with no in-app purchases.

### Do COMM.IN (컴인) 스탭용 or Buddy for KAIST have ads?

Neither COMM.IN (컴인) 스탭용 nor Buddy for KAIST shows ads.

### Which is updated more often, COMM.IN (컴인) 스탭용 or Buddy for KAIST?

COMM.IN (컴인) 스탭용 ships an update every 4 months, and Buddy for KAIST every 3 weeks. Most recently, COMM.IN (컴인) 스탭용 was updated on September 13, 2026 and Buddy for KAIST on September 25, 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.*