# 놀이의발견 vs D

The clearest difference is review sentiment: 놀이의발견 at 98% against D's 50%. D's advantage is iOS requirement (12.0 vs 15.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 5 days. The most recent releases landed on November 10, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | 놀이의발견 | D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (6 ratings)](https://appshunter.io/ios/app/id1440611965/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | **98.2% of reviews** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 days | Every 5 days |
| Monetization | — | Free |
| Size | 77 MB | 15 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Woongjin Compass, Co., Ltd.](https://appshunter.io/developer/393294989) | [Sono Hotels & Resorts Co., Ltd.](https://appshunter.io/developer/791472844) |

## What reviewers say

### 놀이의발견

[App page](https://appshunter.io/ios/app/id1440611965)

**Features:** Vision Pro support

**In-app purchases:** none


### D

[App page](https://appshunter.io/ios/app/d-sono/id1519952690)

This app allows guests of Sono Hotels & Resorts and its affiliates to express praise and gratitude to staff members for excellent service. It aims to foster a positive and proactive culture by encouraging feedback.

**Highlights:** Praise staff for excellent service, Express gratitude to employees, Contribute to a positive hotel culture, Provide service feedback

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

**In-app purchases:** none


## Frequently asked questions

### Is 놀이의발견 free?

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

### Is D free?

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

### Do 놀이의발견 or D have ads?

Neither 놀이의발견 nor D shows ads.

### Which is updated more often, 놀이의발견 or D?

놀이의발견 ships an update every 5 days, and D every 5 days. Most recently, 놀이의발견 was updated on November 10, 2026 and D on November 3, 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.*