# When vs Countdown until Anniversary

The clearest difference is ads: When at none against Countdown until Anniversary's shown. When also leads on iOS requirement (10.0 vs 17.6). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

When ships an update every 2 months, Countdown until Anniversary every 4 months. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | When | Countdown until Anniversary |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/when-anniversary-remembrancer/id565903649/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | Free | — |
| Size | 4 MB | 18 MB |
| Requires iOS | **10.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Nomtek sp. z o.o.](https://appshunter.io/developer/1698128896) | [Aaron F Stephenson](https://appshunter.io/developer/391222344) |

## What reviewers say

### When

[App page](https://appshunter.io/ios/app/when-anniversary-remembrancer/id565903649)

This app helps you remember important dates for your friends and family. It imports contacts and Facebook friends, then notifies you via badge icon or local notifications when a birthday is approaching. You can also send quick wishes directly from the app.

**Highlights:** Birthday reminders, Import from Contacts, Import from Facebook, Local notifications, Badge icon alerts, Send quick wishes

**Features:** macOS Compatibility

**In-app purchases:** none


### Countdown until Anniversary

[App page](https://appshunter.io/ios/app/countdown-until-anniversary/id6738866365)

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

**In-app purchases:** none


## Frequently asked questions

### Is When free?

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

### Is Countdown until Anniversary free?

Countdown until Anniversary is free to download, with no in-app purchases.

### Do When or Countdown until Anniversary have ads?

Countdown until Anniversary shows ads; When does not.

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

When ships an update every 2 months, and Countdown until Anniversary every 4 months. Most recently, When was updated on November 1, 2026 and Countdown until Anniversary on October 30, 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.*