# BTN 불교라디오 울림 vs 트롯스타

The clearest difference is in-app purchases: BTN 불교라디오 울림 at none against 트롯스타's 7. BTN 불교라디오 울림 also leads on ads (none vs shown) and review sentiment (100% vs 67%). On price, update cadence and device support there is nothing between them.

Both are free to download. 트롯스타 sells 7 in-app purchases, starting at $3.99 per month. BTN 불교라디오 울림 asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 19, 2026 and August 1, 2026 respectively.

## The numbers

| Metric | BTN 불교라디오 울림 | 트롯스타 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **100.0% of reviews** | 66.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | **Free** | Freemium |
| Size | 43 MB | 75 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Buddha Television co.,Ltd](https://appshunter.io/developer/604756754) | [JUUN LEE](https://appshunter.io/developer/1652153679) |

## What reviewers say

### BTN 불교라디오 울림

[App page](https://appshunter.io/ios/app/btn/id1108395518)

Listen to Buddhist radio channels like Dharma talks, Buddhist music, and chanting anytime, anywhere on your smartphone. Customize your listening experience with features like auto-start and background playback.

**Highlights:** Buddhist radio channels, Dharma talk streaming, Buddhist music, Chanting sessions, Share via SNS, Set start channel, Scheduled playback, Background playback

**Features:** macOS Compatibility

**In-app purchases:** none


### 트롯스타

[App page](https://appshunter.io/ios/app/id6444076636)

Earn stars by shopping at partner malls and use them to vote for your favorite trot singers. Get news articles and support subway advertising events for your idols. A premium subscription offers bonus stars and features.

**Highlights:** Earn stars through shopping, Vote for trot singers, Support idol subway ads, Read news articles, Monthly premium subscription, Daily attendance bonuses

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 트롯스타 프리미엄 | $3.99 | per month |
| 트롯스타 별 10,000개 | $0.99 | one-time |
| 트롯스타 별 30,000개 | $1.99 | one-time |
| 트롯스타 별 50,000개 | $3.99 | one-time |
| 트롯스타 별 100,000개 | $7.99 | one-time |
| 트롯스타 별 300,000개 | $22.99 | one-time |
| 트롯스타 별 500,000개 | $37.99 | one-time |


## Frequently asked questions

### Is BTN 불교라디오 울림 free?

BTN 불교라디오 울림 is free to download, with no in-app purchases.

### Is 트롯스타 free?

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

### Do BTN 불교라디오 울림 or 트롯스타 have ads?

트롯스타 shows ads; BTN 불교라디오 울림 does not.

### Which is updated more often, BTN 불교라디오 울림 or 트롯스타?

BTN 불교라디오 울림 ships an update every 2 months, and 트롯스타 every 2 months. Most recently, BTN 불교라디오 울림 was updated on September 19, 2026 and 트롯스타 on August 1, 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.*