# D vs D

The clearest difference is ads: D at none against D's shown. D also leads on iOS requirement (13.0 vs 15.0). On price, update cadence, 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.

D ships an update every 3 days, D every 4 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | D | D |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 3 days** | Every 4 days |
| Size | 33 MB | 52 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [HeungYeol Kim](https://appshunter.io/developer/1878087341) | [CodeSand Co. Ltd.](https://appshunter.io/developer/1896764307) |

## What reviewers say

### D

[App page](https://appshunter.io/ios/app/d-day-anniversary-countdown/id6759724605)

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

**In-app purchases:** none


### D

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

**In-app purchases:** none


## Frequently asked questions

### Is D free?

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

### Is D free?

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

### Do D or D have ads?

D shows ads; D does not.

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

D ships an update every 3 days, and D every 4 days. Most recently, D was updated on October 24, 2026 and D on October 24, 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.*