# Keeps vs 쌓음

The clearest difference is in-app purchases: 쌓음 at none against Keeps's 2. 쌓음 also leads on update cadence (every 2 days vs every 2 months). Keeps's advantage is device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Keeps sells 2 in-app purchases, starting at $3.49 per month. 쌓음 asks for nothing beyond the download.

Keeps ships an update every 2 months, 쌓음 every 2 days. The most recent releases landed on October 10, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Keeps | 쌓음 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Every 2 days** |
| Size | 59 MB | 82 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Seungpyo Han](https://appshunter.io/developer/1812303539) | [DaeMyeong Lee](https://appshunter.io/developer/1537291429) |

## What reviewers say

### Keeps

[App page](https://appshunter.io/ios/app/keeps-reading-tracker/id6757674636)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro plan | $3.49 | per month |
| Pro Plan | $34.99 | per year |


### 쌓음

[App page](https://appshunter.io/ios/app/id6774996607)

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

**In-app purchases:** none


## Frequently asked questions

### Is Keeps free?

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

### Is 쌓음 free?

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

### Do Keeps or 쌓음 have ads?

Both Keeps and 쌓음 show ads.

### Which is updated more often, Keeps or 쌓음?

Keeps ships an update every 2 months, and 쌓음 every 2 days. Most recently, Keeps was updated on October 10, 2026 and 쌓음 on October 4, 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.*