# x Days Ago vs D

The clearest difference is in-app purchases: D at none against x Days Ago's 1. D also leads on update cadence (every 2 months vs every 13 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. x Days Ago sells 1 one-off in-app purchase. D asks for nothing beyond the download.

x Days Ago ships an update every 13 months, D every 2 months. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | x Days Ago | D |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 13 months | **Every 2 months** |
| Monetization | — | Ad-supported |
| Size | 28 MB | 28 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [DCMA Technology Limited](https://appshunter.io/developer/1602512015) | [SiU Ahn](https://appshunter.io/developer/1601025745) |

## What reviewers say

### x Days Ago

[App page](https://appshunter.io/ios/app/x-days-ago/id1607736607)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


### D

[App page](https://appshunter.io/ios/app/d-day-counter-countdowns/id6787755137)

Organize all your important dates, from exams and anniversaries to birthdays and deadlines. Track upcoming events with customizable countdowns and view them on your home screen or calendar. Stay motivated with progress tracking and enjoy a private, offline experience.

**Highlights:** Unlimited D-day creation, Customizable categories, Yearly repeating event support, Home screen widgets, Calendar view, Statistics and progress rings, Offline and private usage

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

**In-app purchases:** none


## Frequently asked questions

### Is x Days Ago free?

x Days Ago is free to download, with in-app purchases available.

### Is D free?

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

### Do x Days Ago or D have ads?

Both x Days Ago and D show ads.

### Which is updated more often, x Days Ago or D?

x Days Ago ships an update every 13 months, and D every 2 months. Most recently, x Days Ago was updated on November 3, 2026 and D on October 31, 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.*