# Countdown vs Birthday Reminder

The clearest difference is ads: Countdown at none against Birthday Reminder's shown. Countdown also leads on device support (4 vs 2) and iOS requirement (12.0 vs 16.0). Birthday Reminder's advantage is update cadence (every 2 months vs every 6 months). On price and in-app purchases there is nothing between them.

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

Countdown ships an update every 6 months, Birthday Reminder every 2 months. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Countdown | Birthday Reminder |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Every 2 months** |
| Monetization | — | Ad-supported |
| Size | 26 MB | 12 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mallory Haas](https://appshunter.io/developer/1523729875) | [CHANG GOO KIM](https://appshunter.io/developer/1679263670) |

## What reviewers say

### Countdown

[App page](https://appshunter.io/ios/app/countdown-a-simple-countdown/id6468613814)

**In-app purchases:** none


### Birthday Reminder

[App page](https://appshunter.io/ios/app/birthday-reminder-ages/id6760103080)

Never forget an important birthday again. This app tracks both solar and lunar dates, calculates ages and zodiac signs, and helps you manage gift history. Organize contacts into groups and visualize your family tree, all while keeping your data private on your device.

**Highlights:** Solar and lunar birthday tracking, Automatic age and zodiac calculation, Customizable birthday reminders, Gift history logging, Group organization and family tree, Data backup and restore

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

**In-app purchases:** none


## Frequently asked questions

### Is Countdown free?

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

### Is Birthday Reminder free?

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

### Do Countdown or Birthday Reminder have ads?

Birthday Reminder shows ads; Countdown does not.

### Which is updated more often, Countdown or Birthday Reminder?

Countdown ships an update every 6 months, and Birthday Reminder every 2 months. Most recently, Countdown was updated on October 30, 2026 and Birthday Reminder 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.*