# OBS vs Idol Chart

The clearest difference is rating: OBS at 1.6 against Idol Chart's 1.0. OBS also leads on in-app purchases (none vs 5) and ads (none vs shown). On price, ratings volume, device support and iOS requirement there is nothing between them.

Both are free to download. Idol Chart sells 5 one-off in-app purchases. OBS asks for nothing beyond the download.

OBS holds the better App Store score, 1.6 against 1.0. Both are backed by a comparable volume of ratings — 7 and 3 respectively. Written reviews point the same way: 31% of OBS's written reviews are positive against 17% of Idol Chart's.

OBS ships an update every 2 months, Idol Chart every 36 months. The most recent releases landed on July 26, 2026 and August 28, 2026 respectively.

## The numbers

| Metric | OBS | Idol Chart |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.6 (7 ratings)](https://appshunter.io/ios/app/obs/id372152646/reviews)** | [1.0 (3 ratings)](https://appshunter.io/ios/app/idol-chart/id1462870922/reviews) |
| Number of ratings | **7** | 3 |
| Positive reviews | **30.8% of reviews** | 16.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 months** | Every 36 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 21 MB | 4 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [OBS](https://appshunter.io/developer/372152649) | [CLOMedia Co.,Ltd](https://appshunter.io/developer/1462870921) |

## What reviewers say

### OBS

[App page](https://appshunter.io/ios/app/obs/id372152646)

Watch live broadcasts, view TV schedules, and access news and entertainment content on demand. This app provides a convenient way to enjoy high-quality programming anytime, anywhere.

**Highlights:** Live broadcast viewing, Program schedules, Real-time news updates, Entertainment news, On-demand news replays, On-demand TV show replays, Content submission

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is OBS free?

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

### Is Idol Chart free?

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

### Which has better reviews, OBS or Idol Chart?

OBS is rated higher. OBS averages 1.6 out of 5 from 7 ratings, while Idol Chart averages 1.0 from 3 ratings.

### Do OBS or Idol Chart have ads?

Idol Chart shows ads; OBS does not.

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

OBS ships an update every 2 months, and Idol Chart every 36 months. Most recently, OBS was updated on July 26, 2026 and Idol Chart on August 28, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*