When vs Countdown
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
When
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.
- Track birthdays and anniversaries
- Countdown to concerts and vacations
- Simple event adding
- Customizable with emojis
- Clear event overview
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Always forget to send that birthday card on time? Me too. With When, you'll never forget an important date again. Keep track of all the moments that matter to you, from birthdays and anniversaries to concerts, vacations, and everything in between. Designed with simplicity in mind, When makes it easy to see all your upcoming events at a glance. Quickly add new events, customize with a lil emoji, and voila! You'll never miss a thing.
Countdown
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.
- Add photos and emojis
- Organize events into folders
- Create repeating countdowns
- Import events from Apple Calendar
- Add widgets to your Home Screen
- Optional reminders
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Glassdays is a personal countdown app for the dates you care about. Create countdowns for birthdays, trips, anniversaries, holidays, launches, and more. • Add photos and emojis • Choose cards or list • Pin important countdowns • Organize events into folders • Create repeating countdowns • Import events from Apple Calendar • Add widgets to your Home Screen • Choose how time is displayed • Set custom progress start dates • Get optional reminders • Browse ready-made countdown collections • Search across all folders No account required. Your countdowns stay on your device. Glassdays Pro unlocks iCloud sync, Calendar integration, custom widgets, and more with a one-time purchase. Icon attribution The app icon uses “Hourglass Bold” from the Solar Icon Set by 480 Design, provided via Iconify. The icon has been adapted for use as this app icon. Source: https://api.iconify.design/solar/hourglass-bold.svg License: Creative Commons Attribution 4.0 International (CC BY 4.0): https://creativecommons.org/licenses/by/4.0/
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | When | Countdown |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) | 5.0 (1 ratings) |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 2 — better | 1 |
| Update frequency | Every 4 days — better | Every 11 days |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 3 MB | 14 MB |
| Age rating | 4+ | 4+ |
| Developer | Clark Dinnison | David Holtschke |
Customer experience
When
Countdown
In-app purchases
When
No in-app purchases
Countdown
- Glassdays Pro$4.99
