# Idol Chart vs 트롯픽

The clearest difference is review sentiment: 트롯픽 at 100% against Idol Chart's 17%. 트롯픽 also leads on update cadence (every 3 months vs every 36 months) and iOS requirement (12.0 vs 15.6). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Idol Chart sells 5 one-off in-app purchases and 트롯픽 sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Idol Chart ships an update every 36 months, 트롯픽 every 3 months. The most recent releases landed on August 28, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Idol Chart | 트롯픽 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (3 ratings)](https://appshunter.io/ios/app/idol-chart/id1462870922/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 16.7% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 36 months | **Every 3 months** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 4 MB | 51 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [CLOMedia Co.,Ltd](https://appshunter.io/developer/1462870921) | [dongA.com](https://appshunter.io/developer/377687608) |

## What reviewers say

### Idol Chart

[App page](https://appshunter.io/ios/app/idol-chart/id1462870922)

This app analyzes K-pop idol group popularity using data from music, albums, broadcasts, social media, and portals. It provides rankings, fan ratings, expert analysis, new music news, and a community forum.

**Highlights:** Comprehensive idol popularity analysis, Fan-created rating rankings, Expert music analysis reports, New music and artist news, Community forum for fans, Weekly trending idol identification

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 11LP | $0.99 | one-time |
| 23LP | $1.99 | one-time |
| 35LP | $2.99 | one-time |
| 54LP | $4.99 | one-time |
| 100LP | $8.99 | one-time |


### 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 |


## Frequently asked questions

### Is Idol Chart free?

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

### Is 트롯픽 free?

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

### Do Idol Chart or 트롯픽 have ads?

Both Idol Chart and 트롯픽 show ads.

### Which is updated more often, Idol Chart or 트롯픽?

Idol Chart ships an update every 36 months, and 트롯픽 every 3 months. Most recently, Idol Chart was updated on August 28, 2026 and 트롯픽 on September 21, 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.*