# 트롯픽 vs COMM.IN

The clearest difference is in-app purchases: COMM.IN at none against 트롯픽's 4. COMM.IN also leads on ads (none vs shown) and update cadence (every 8 days vs every 3 months). 트롯픽's advantage is iOS requirement (12.0 vs 16.6). On price and device support there is nothing between them.

Both are free to download. 트롯픽 sells 4 one-off in-app purchases. COMM.IN asks for nothing beyond the download.

트롯픽 ships an update every 3 months, COMM.IN every 8 days. The most recent releases landed on September 21, 2026 and May 16, 2026 respectively.

## The numbers

| Metric | 트롯픽 | COMM.IN |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 8 days** |
| Monetization | Free with in-app purchases | — |
| Size | 51 MB | 3 MB |
| Requires iOS | **12.0** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [dongA.com](https://appshunter.io/developer/377687608) | [MK Soft Co., Ltd.](https://appshunter.io/developer/1578990526) |

## What reviewers say

### 트롯픽

[App page](https://appshunter.io/ios/app/trotpick/id1491702330)

This app is a comprehensive fan service platform for supporting trot singers. Engage with your favorite artists through ranking votes, exclusive content, and various support events like digital billboards and newspaper ads. Earn free voting tickets daily through attendance checks.

**Highlights:** Collect news and videos of your favorite trot singer, Participate in weekly ranking votes, Support singers with digital billboards and ads, Earn free voting tickets via daily attendance, Save and share voting certificates

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 스타픽 12개 | $0.49 | one-time |
| 스타픽 99개 | $5.99 | one-time |
| 스타픽 190개 | $11.99 | one-time |
| 스타픽 390개 | $22.99 | one-time |


### COMM.IN

[App page](https://appshunter.io/ios/app/commin/id6503909133)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 트롯픽 free?

트롯픽 is free to download, with in-app purchases available.

### Is COMM.IN free?

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

### Do 트롯픽 or COMM.IN have ads?

트롯픽 shows ads; COMM.IN does not.

### Which is updated more often, 트롯픽 or COMM.IN?

트롯픽 ships an update every 3 months, and COMM.IN every 8 days. Most recently, 트롯픽 was updated on September 21, 2026 and COMM.IN on May 16, 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.*