# Weltzeit vs Birthday Countdown

The clearest difference is in-app purchases: Weltzeit at none against Birthday Countdown's 5. Weltzeit also leads on iOS requirement (15.4 vs 18.0). Birthday Countdown's advantage is update cadence (monthly vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. Birthday Countdown sells 5 in-app purchases, starting at $4.99 per year. Weltzeit asks for nothing beyond the download.

Weltzeit ships an update every 2 months, Birthday Countdown monthly. The most recent releases landed on October 26, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Weltzeit | Birthday Countdown |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (428 ratings)](https://appshunter.io/ios/app/birthday-countdown-reminder/id1550516996/reviews)** |
| Number of ratings | — | **428** |
| Positive reviews | — | 64.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | — | Free with in-app purchases |
| Size | 31 MB | 140 MB |
| Requires iOS | **15.4** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Telekontor GmbH & Co. KG](https://appshunter.io/developer/404560440) | [HAPPYPIXEL](https://appshunter.io/developer/1421366219) |

## What reviewers say

### Weltzeit

[App page](https://appshunter.io/ios/app/weltzeit/id404560437)

**Features:** macOS Compatibility

**In-app purchases:** none


### Birthday Countdown

[App page](https://appshunter.io/ios/app/birthday-countdown-reminder/id1550516996)

Never forget a birthday again with this intuitive app. Track upcoming celebrations, import contacts, and receive customizable notifications. Widgets display important dates directly on your home screen.

**Highlights:** Birthday tracking and countdown, Home screen widgets, Contact import, CSV import, Customizable notifications, iCloud sync and backup, Contact grouping

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Widget Studio PRO | $4.99 | per year |
| Widget Studio Pro | $5.99 | per year |
| Widget Studio Pro | $7.99 | per year |
| Widget Studio Pro | $7.99 | one-time |
| Widget Studio Pro | $13.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Helpful reminders
- 💡 Customizable widgets
- 🔒 Secure data handling

**What reviewers complain about**

- 🐛 Incorrect date import
- 🔒 Limited free version
- 🔋 Ads in paid version
- 🐛 Widget issues on iOS 26

**Reported bugs**

- Birthdays show one day off
- Widget not working on iOS 26
- Unable to send templates after update
- Imported dates are a day ahead

**Requested features**

- Add anniversary tracking
- Improve date import accuracy
- Expand free version limits
- Add Apple Watch support


## Frequently asked questions

### Is Weltzeit free?

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

### Is Birthday Countdown free?

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

### Do Weltzeit or Birthday Countdown have ads?

Neither Weltzeit nor Birthday Countdown shows ads.

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

Weltzeit ships an update every 2 months, and Birthday Countdown monthly. Most recently, Weltzeit was updated on October 26, 2026 and Birthday Countdown on October 29, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*