# FM87.7 vs 오이

The clearest difference is ads: FM87.7 at none against 오이's shown. FM87.7 also leads on monetization model (free vs free with in-app purchases) and iOS requirement (10.0 vs 15.1). 오이's advantage is update cadence (weekly vs every 6 months). On price, 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.

FM87.7 ships an update every 6 months, 오이 weekly. The most recent releases landed on September 21, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | FM87.7 | 오이 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (7 ratings)](https://appshunter.io/ios/app/fm877/id1556767445/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Weekly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 15 MB | 154 MB |
| Requires iOS | **10.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Swing2App Co. Ltd.](https://appshunter.io/developer/573223450) | [Viva La Vida Corp.](https://appshunter.io/developer/1554435429) |

## What reviewers say

### FM87.7

[App page](https://appshunter.io/ios/app/fm877/id1556767445)

This app provides the only FM Korean radio broadcast in the Eastern United States. Listen live to your favorite Korean radio programs and stay connected to your community.

**Highlights:** Live FM radio broadcast, Korean language programming, Eastern US coverage, Community connection

**Features:** macOS Compatibility

**In-app purchases:** none


### 오이

[App page](https://appshunter.io/ios/app/id6480576858)

Discover and join offline hobby groups and clubs, or participate in curated social dining events. Connect with like-minded individuals for regular meetups and shared experiences.

**Highlights:** Curated social dining events, Offline hobby group discovery, Join clubs and communities, Event scheduling and chat, Location-based meetups, Activity recording

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

**In-app purchases:** none


## Frequently asked questions

### Is FM87.7 free?

FM87.7 is free to download, with no in-app purchases.

### Is 오이 free?

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

### Do FM87.7 or 오이 have ads?

오이 shows ads; FM87.7 does not.

### Which is updated more often, FM87.7 or 오이?

FM87.7 ships an update every 6 months, and 오이 weekly. Most recently, FM87.7 was updated on September 21, 2026 and 오이 on October 13, 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.*