# 아맞당 vs yoursleep

The clearest difference is in-app purchases: 아맞당 at none against yoursleep's 1. yoursleep's advantage is update cadence (fortnightly vs every 6 weeks) and iOS requirement (16.2 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. yoursleep sells 1 in-app purchase, starting at $1.99 per month. 아맞당 asks for nothing beyond the download.

아맞당 ships an update every 6 weeks, yoursleep fortnightly. The most recent releases landed on October 7, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 아맞당 | yoursleep |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Fortnightly** |
| Size | 39 MB | 59 MB |
| Requires iOS | 18.0 | **16.2** |
| Devices | iPhone | **iPhone, Apple Watch** |
| Age rating | 12+ | 4+ |
| Developer | [kyuchul kim](https://appshunter.io/developer/1700169109) | [Sangmin Lee](https://appshunter.io/developer/1881631223) |

## What reviewers say

### 아맞당

[App page](https://appshunter.io/ios/app/id6748367287)

**Features:** macOS Compatibility

**In-app purchases:** none


### yoursleep

[App page](https://appshunter.io/ios/app/yoursleep-develop-your-sleep/id6759917130)

**Features:** Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| yoursleep premium(1 month) | $1.99 | per month |


## Frequently asked questions

### Is 아맞당 free?

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

### Is yoursleep free?

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

### Do 아맞당 or yoursleep have ads?

Neither 아맞당 nor yoursleep shows ads.

### Which is updated more often, 아맞당 or yoursleep?

아맞당 ships an update every 6 weeks, and yoursleep fortnightly. Most recently, 아맞당 was updated on October 7, 2026 and yoursleep 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.*