# 층층 알리미 vs 투자일기

The clearest difference is ads: 투자일기 at none against 층층 알리미's shown. 층층 알리미's advantage is update cadence (weekly vs monthly). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

층층 알리미 ships an update weekly, 투자일기 monthly. Both last shipped on October 30, 2026.

## The numbers

| Metric | 층층 알리미 | 투자일기 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Monthly |
| Size | 5 MB | 37 MB |
| Requires iOS | **18.0** | 18.5 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Jinsu Park](https://appshunter.io/developer/1692174873) | [Yonghun Cho](https://appshunter.io/developer/1827369182) |

## What reviewers say

### 층층 알리미

[App page](https://appshunter.io/ios/app/id6745892049)

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

**In-app purchases:** none


### 투자일기

[App page](https://appshunter.io/ios/app/id6749032183)

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

**In-app purchases:** none


## Frequently asked questions

### Is 층층 알리미 free?

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

### Is 투자일기 free?

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

### Do 층층 알리미 or 투자일기 have ads?

층층 알리미 shows ads; 투자일기 does not.

### Which is updated more often, 층층 알리미 or 투자일기?

층층 알리미 ships an update weekly, and 투자일기 monthly. Most recently, 층층 알리미 was updated on October 30, 2026 and 투자일기 on October 30, 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.*