# 아파트아이 vs D

The clearest difference is ads: D at none against 아파트아이's shown. D also leads on update cadence (every 5 days vs fortnightly) and monetization model (free vs ad-supported). 아파트아이's advantage is review sentiment (73% vs 50%). 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.

아파트아이 ships an update fortnightly, D every 5 days. The most recent releases landed on October 14, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | 아파트아이 | D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (13 ratings)](https://appshunter.io/ios/app/1/id1457413104/reviews)** | — |
| Number of ratings | **13** | — |
| Positive reviews | **72.9% of reviews** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Every 5 days** |
| Monetization | Ad-supported | **Free** |
| Size | 204 MB | 15 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [APT.i Co.,Ltd.](https://appshunter.io/developer/1649709209) | [Sono Hotels & Resorts Co., Ltd.](https://appshunter.io/developer/791472844) |

## What reviewers say

### 아파트아이

[App page](https://appshunter.io/ios/app/1/id1457413104)

Manage apartment living with ease. Quickly check and pay building fees, earn rewards, and access community services. Stay informed about building news and participate in resident decisions.

**Highlights:** Fast bill checking and payment, Mobile payment options, Reward points for fees, Resident community features, Real estate transaction information, Visitor and delivery management, Digital voting for residents

**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 아파트아이 free?

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

### Is D free?

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

### Do 아파트아이 or D have ads?

아파트아이 shows ads; D does not.

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

아파트아이 ships an update fortnightly, and D every 5 days. Most recently, 아파트아이 was updated on October 14, 2026 and D on October 2, 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.*