# D vs 원더셔틀 for 스쿨 (보호자)

The clearest difference is in-app purchases: 원더셔틀 for 스쿨 (보호자) at none against D's 1. 원더셔틀 for 스쿨 (보호자) also leads on ads (none vs shown) and update cadence (daily vs every 5 weeks). On price and device support there is nothing between them.

Both are free to download. D sells 1 one-off in-app purchase. 원더셔틀 for 스쿨 (보호자) asks for nothing beyond the download.

D ships an update every 5 weeks, 원더셔틀 for 스쿨 (보호자) daily. The most recent releases landed on October 9, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | D | 원더셔틀 for 스쿨 (보호자) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.5 (2 ratings)](https://appshunter.io/ios/app/d-day-widget-countdown/id1639102496/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 76.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 26 MB | 56 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, Apple Watch | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [kyulabs](https://appshunter.io/developer/1380867471) | [Wonder On Co.,Ltd](https://appshunter.io/developer/1663389268) |

## What reviewers say

### D

[App page](https://appshunter.io/ios/app/d-day-widget-countdown/id1639102496)

Display important dates like anniversaries and birthdays on your home screen, lock screen, and Apple Watch. Customize with emojis and choose display options for a personalized view of your special days.

**Highlights:** Home screen widgets (small, medium, large), Lock screen widgets (inline, circular, rectangular), Apple Watch complications, Emoji customization for dates, Automatic D-Day calculation, Intuitive card-based UI

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove in-app ads | $3.99 | one-time |


### 원더셔틀 for 스쿨 (보호자)

[App page](https://appshunter.io/ios/app/for/id6786963979)

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

**In-app purchases:** none


## Frequently asked questions

### Is D free?

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

### Is 원더셔틀 for 스쿨 (보호자) free?

원더셔틀 for 스쿨 (보호자) is free to download, with no in-app purchases.

### Do D or 원더셔틀 for 스쿨 (보호자) have ads?

D shows ads; 원더셔틀 for 스쿨 (보호자) does not.

### Which is updated more often, D or 원더셔틀 for 스쿨 (보호자)?

D ships an update every 5 weeks, and 원더셔틀 for 스쿨 (보호자) daily. Most recently, D was updated on October 9, 2026 and 원더셔틀 for 스쿨 (보호자) on September 29, 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.*