# Sleep IGO vs Countdown & Days Until Widget

The clearest difference is update cadence: Countdown & Days Until Widget at every 3 weeks against Sleep IGO's every 4 months. Countdown & Days Until Widget also leads on device support (3 vs 1). Sleep IGO's advantage is iOS requirement (16 vs 26.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Sleep IGO sells 1 one-off in-app purchase and Countdown & Days Until Widget sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Sleep IGO ships an update every 4 months, Countdown & Days Until Widget every 3 weeks. The most recent releases landed on October 10, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Sleep IGO | Countdown & Days Until Widget |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (4 ratings)](https://appshunter.io/ios/app/countdown-and-days-until-widget/id1476187457/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 63.5% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 7 MB | 73 MB |
| Requires iOS | **16** | 26.0 |
| Devices | iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Yuji Fujishiro](https://appshunter.io/developer/408783464) | [Shota Yamashita](https://appshunter.io/developer/535161626) |

## What reviewers say

### Sleep IGO

[App page](https://appshunter.io/ios/app/sleep-igo/id451384740)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| play point 50 | $0.99 | one-time |


### Countdown & Days Until Widget

[App page](https://appshunter.io/ios/app/countdown-and-days-until-widget/id1476187457)

Track upcoming events and anniversaries with a simple countdown. Get instant updates with home and lock screen widgets, and receive timely notifications. Seamlessly import events from your calendar for automatic tracking.

**Highlights:** Automatic countdown to any date, Customizable notifications, Repeat event settings, Calendar event import, Home & Lock Screen widgets, iCloud data backup

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Plan | $14.99 | one-time |


## Frequently asked questions

### Is Sleep IGO free?

Sleep IGO is free to download, with in-app purchases available.

### Is Countdown & Days Until Widget free?

Countdown & Days Until Widget is free to download, with in-app purchases available.

### Do Sleep IGO or Countdown & Days Until Widget have ads?

Both Sleep IGO and Countdown & Days Until Widget show ads.

### Which is updated more often, Sleep IGO or Countdown & Days Until Widget?

Sleep IGO ships an update every 4 months, and Countdown & Days Until Widget every 3 weeks. Most recently, Sleep IGO was updated on October 10, 2026 and Countdown & Days Until Widget on October 24, 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.*