# When vs Countdown

The clearest difference is in-app purchases: When at none against Countdown's 1. When also leads on update cadence (every 4 days vs every 11 days) and iOS requirement (16.0 vs 18.0). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Countdown sells 1 one-off in-app purchase. When asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for When against 5.0 for Countdown. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

When ships an update every 4 days, Countdown every 11 days. The most recent releases landed on October 21, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | When | Countdown |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/when-event-countdown/id6446132386/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/countdown-glassdays/id6785538729/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 11 days |
| Monetization | **Free** | Free with in-app purchases |
| Size | 3 MB | 14 MB |
| Requires iOS | **16.0** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Clark Dinnison](https://appshunter.io/developer/1645460140) | [David Holtschke](https://appshunter.io/developer/6785538731) |

## What reviewers say

### When

[App page](https://appshunter.io/ios/app/when-event-countdown/id6446132386)

Never forget important dates again with this simple event tracking tool. Easily add and customize upcoming events like birthdays and anniversaries to see them all at a glance. Stay organized and ensure you never miss a moment that matters.

**Highlights:** Track birthdays and anniversaries, Countdown to concerts and vacations, Simple event adding, Customizable with emojis, Clear event overview

**Features:** macOS Compatibility

**In-app purchases:** none


### Countdown

[App page](https://appshunter.io/ios/app/countdown-glassdays/id6785538729)

Track important dates with a personal countdown app. Add photos, organize events into folders, and get optional reminders. Sync across devices with a one-time purchase.

**Highlights:** Add photos and emojis, Organize events into folders, Create repeating countdowns, Import events from Apple Calendar, Add widgets to your Home Screen, Optional reminders

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Glassdays Pro | $4.99 | one-time |


## Frequently asked questions

### Is When free?

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

### Is Countdown free?

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

### Which has better reviews, When or Countdown?

When and Countdown are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do When or Countdown have ads?

Neither When nor Countdown shows ads.

### Which is updated more often, When or Countdown?

When ships an update every 4 days, and Countdown every 11 days. Most recently, When was updated on October 21, 2026 and Countdown on October 19, 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.*