# Smart Piano vs 래디오

The clearest difference is update cadence: Smart Piano at daily against 래디오's every 3 days. Smart Piano also leads on iOS requirement (13.0 vs 15.6). On price, ads, 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.

Smart Piano ships an update daily, 래디오 every 3 days. The most recent releases landed on November 3, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Smart Piano | 래디오 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Daily** | Every 3 days |
| Monetization | — | Free |
| Size | 126 MB | 142 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [YUN JAE LEE](https://appshunter.io/developer/886103447) | [APLAYZ Inc.](https://appshunter.io/developer/1621247796) |

## What reviewers say

### Smart Piano

[App page](https://appshunter.io/ios/app/smart-piano/id6448083143)

**Features:** Vision Pro support

**In-app purchases:** none


### 래디오

[App page](https://appshunter.io/ios/app/id6736726668)

Listen to music, earn points, and redeem them for gift certificates. Discover new music with AI recommendations and enjoy free radio stations. Participate in missions and events for extra rewards.

**Highlights:** Earn points by listening to music, Redeem points for gift certificates, AI-powered music recommendations, Free music radio stations, Participate in missions and events, Daily fortune song recommendations

**In-app purchases:** none


## Frequently asked questions

### Is Smart Piano free?

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

### Is 래디오 free?

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

### Do Smart Piano or 래디오 have ads?

Neither Smart Piano nor 래디오 shows ads.

### Which is updated more often, Smart Piano or 래디오?

Smart Piano ships an update daily, and 래디오 every 3 days. Most recently, Smart Piano was updated on November 3, 2026 and 래디오 on November 8, 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.*