# D vs DayTag

The clearest difference is in-app purchases: D at none against DayTag's 1. D also leads on iOS requirement (13.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. DayTag 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 October 12, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | D | DayTag |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 days | Every 3 days |
| Size | 33 MB | 29 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [HeungYeol Kim](https://appshunter.io/developer/1878087341) | [Nanjing StarResearch Intelligent Technology Co., Ltd](https://appshunter.io/developer/6806704404) |

## What reviewers say

### D

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

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

**In-app purchases:** none


### DayTag

[App page](https://appshunter.io/ios/app/daytag-countdown-widget/id6806704402)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DayTag Unlock | $1.99 | one-time |


## Frequently asked questions

### Is D free?

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

### Is DayTag free?

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

### Do D or DayTag have ads?

Neither D nor DayTag shows ads.

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

D ships an update every 3 days, and DayTag every 3 days. Most recently, D was updated on October 12, 2026 and DayTag on October 3, 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.*