# S4 마이키 프리미엄(쌍용) vs DDays

The clearest difference is iOS requirement: S4 마이키 프리미엄(쌍용) at 8.2 against DDays's 17.0. 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.

## The numbers

| Metric | S4 마이키 프리미엄(쌍용) | DDays |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 2 weeks |
| Monetization | — | Free |
| Size | 48 MB | 5 MB |
| Requires iOS | **8.2** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Yunsub Lee](https://appshunter.io/developer/1050419143) | [Lee Jaeho](https://appshunter.io/developer/1556252425) |

## What reviewers say

### S4 마이키 프리미엄(쌍용)

[App page](https://appshunter.io/ios/app/s4/id1463006616)

**Features:** macOS Compatibility

**In-app purchases:** none


### DDays

[App page](https://appshunter.io/ios/app/ddays/id6469691671)

Track important upcoming events with timely notifications. View countdowns directly on your home screen and lock screen widgets.

**Highlights:** D-day tracking, Advance notifications, Home screen widget, Lock screen widget, Live activity display

**In-app purchases:** none


## Frequently asked questions

### Is S4 마이키 프리미엄(쌍용) free?

S4 마이키 프리미엄(쌍용) is free to download, with no in-app purchases.

### Is DDays free?

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

### Do S4 마이키 프리미엄(쌍용) or DDays have ads?

Neither S4 마이키 프리미엄(쌍용) nor DDays shows ads.

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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.*