# 루틴 N 퍼즐 vs D

The clearest difference is in-app purchases: D at none against 루틴 N 퍼즐's 1. 루틴 N 퍼즐's advantage is ads (none vs shown) and iOS requirement (13.0 vs 15.0). On price, update cadence and device support there is nothing between them.

Both are free to download. 루틴 N 퍼즐 sells 1 one-off in-app purchase. D asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 days. The most recent releases landed on September 30, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | 루틴 N 퍼즐 | D |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 3 days | Every 3 days |
| Size | 130 MB | 52 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [KyongDon Um](https://appshunter.io/developer/1556429574) | [CodeSand Co. Ltd.](https://appshunter.io/developer/1896764307) |

## What reviewers say

### 루틴 N 퍼즐

[App page](https://appshunter.io/ios/app/n/id6633414639)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 프리미엄 | $4.99 | one-time |


### D

[App page](https://appshunter.io/ios/app/d-day-keep-countdown-widget/id6772022931)

**In-app purchases:** none


## Frequently asked questions

### Is 루틴 N 퍼즐 free?

루틴 N 퍼즐 is free to download, with in-app purchases available.

### Is D free?

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

### Do 루틴 N 퍼즐 or D have ads?

D shows ads; 루틴 N 퍼즐 does not.

### Which is updated more often, 루틴 N 퍼즐 or D?

루틴 N 퍼즐 ships an update every 3 days, and D every 3 days. Most recently, 루틴 N 퍼즐 was updated on September 30, 2026 and D on October 8, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*