# D vs Count®

The clearest difference is price: D at Free against Count®'s $9.99. Count®'s advantage is update cadence (monthly vs every 3 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

D is free to download; Count® costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

D ships an update every 3 months, Count® monthly. The most recent releases landed on September 23, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | D | Count® |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/d-day-countdown/id1518400866/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free | — |
| Size | 7 MB | 8 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, Mac, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Si-Wan Yoon](https://appshunter.io/developer/1493152910) | [Ruizheng Liu](https://appshunter.io/developer/782255647) |

## What reviewers say

### D

[App page](https://appshunter.io/ios/app/d-day-countdown/id1518400866)

Easily set and track important dates, such as D-Day. This utility app helps you monitor the remaining time until your specified events.

**Highlights:** Set D-Day, Check remaining time, Event tracking, Simple interface

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

**In-app purchases:** none


### Count®

[App page](https://appshunter.io/ios/app/count/id6448666113)

**Features:** Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is D free?

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

### Is Count® free?

Count® costs $9.99, with no in-app purchases.

### Do D or Count® have ads?

Neither D nor Count® shows ads.

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

D ships an update every 3 months, and Count® monthly. Most recently, D was updated on September 23, 2026 and Count® on September 20, 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.*