# CountDays by Space Elephant vs Sleeps Until

The clearest difference is in-app purchases: Sleeps Until at none against CountDays by Space Elephant's 1. Sleeps Until also leads on update cadence (every 9 days vs every 2 months) and iOS requirement (15.0 vs 18.6). CountDays by Space Elephant's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. CountDays by Space Elephant sells 1 one-off in-app purchase. Sleeps Until asks for nothing beyond the download.

CountDays by Space Elephant ships an update every 2 months, Sleeps Until every 9 days. The most recent releases landed on October 7, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | CountDays by Space Elephant | Sleeps Until |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 9 days** |
| Monetization | Free with in-app purchases | — |
| Size | 10 MB | 55 MB |
| Requires iOS | 18.6 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Space Elephant](https://appshunter.io/developer/496559197) | [EUNCHAE KIM](https://appshunter.io/developer/6796702843) |

## What reviewers say

### CountDays by Space Elephant

[App page](https://appshunter.io/ios/app/countdays-by-space-elephant/id955224552)

Track upcoming events with real-time countdowns. Set specific dates and times, sync with your calendar, and receive notifications. Share your countdowns on social media.

**Highlights:** Real-time countdowns, Customizable date and time settings, Calendar integration, Repetitive event support, Notification Center support, Social media sharing

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| upgrade | $0.99 | one-time |


### Sleeps Until

[App page](https://appshunter.io/ios/app/sleeps-until-countdown/id6814499685)

**In-app purchases:** none


## Frequently asked questions

### Is CountDays by Space Elephant free?

CountDays by Space Elephant is free to download, with in-app purchases available.

### Is Sleeps Until free?

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

### Do CountDays by Space Elephant or Sleeps Until have ads?

Sleeps Until shows ads; CountDays by Space Elephant does not.

### Which is updated more often, CountDays by Space Elephant or Sleeps Until?

CountDays by Space Elephant ships an update every 2 months, and Sleeps Until every 9 days. Most recently, CountDays by Space Elephant was updated on October 7, 2026 and Sleeps Until on October 20, 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.*