# JDay vs Birthday Countdown

The clearest difference is in-app purchases: JDay at none against Birthday Countdown's 2. JDay also leads on iOS requirement (15.1 vs 18.6). Birthday Countdown's advantage is update cadence (every 9 days vs every 7 months). On price, ads and device support there is nothing between them.

Both are free to download. Birthday Countdown sells 2 in-app purchases, starting at $0.99 per 7 days. JDay asks for nothing beyond the download.

JDay ships an update every 7 months, Birthday Countdown every 9 days. The most recent releases landed on August 9, 2026 and August 23, 2026 respectively.

## The numbers

| Metric | JDay | Birthday Countdown |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 9 days** |
| Size | 40 MB | 7 MB |
| Requires iOS | **15.1** | 18.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Development17](https://appshunter.io/developer/1798461664) | [Hasan Huseyin Akcay](https://appshunter.io/developer/1844845016) |

## What reviewers say

### JDay

[App page](https://appshunter.io/ios/app/jday/id6751944488)

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

**In-app purchases:** none


### Birthday Countdown

[App page](https://appshunter.io/ios/app/birthday-countdown-capycount/id6753757014)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $0.99 | per 7 days |
| Yearly Premium | $4.99 | per year |


## Frequently asked questions

### Is JDay free?

JDay 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 JDay or Birthday Countdown have ads?

Neither JDay nor Birthday Countdown shows ads.

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

JDay ships an update every 7 months, and Birthday Countdown every 9 days. Most recently, JDay was updated on August 9, 2026 and Birthday Countdown on August 23, 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.*