# 키플 안심알림 vs 북친구앱

The clearest difference is ads: 키플 안심알림 at none against 북친구앱's shown. 키플 안심알림 also leads on iOS requirement (15.6 vs 18.0). 북친구앱's advantage is update cadence (every 3 weeks vs every 7 months). On price, in-app purchases and device support there is nothing between them.

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

키플 안심알림 ships an update every 7 months, 북친구앱 every 3 weeks. The most recent releases landed on October 26, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | 키플 안심알림 | 북친구앱 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 7 months | **Every 3 weeks** |
| Size | 1 MB | 15 MB |
| Requires iOS | **15.6** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [yunho choi](https://appshunter.io/developer/1105200327) | [SEONGWON BOOKS CO.,LTD.](https://appshunter.io/developer/1550073070) |

## What reviewers say

### 키플 안심알림

[App page](https://appshunter.io/ios/app/id1105200328)

**Features:** macOS Compatibility

**In-app purchases:** none


### 북친구앱

[App page](https://appshunter.io/ios/app/id1640417295)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 키플 안심알림 free?

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

### Is 북친구앱 free?

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

### Do 키플 안심알림 or 북친구앱 have ads?

북친구앱 shows ads; 키플 안심알림 does not.

### Which is updated more often, 키플 안심알림 or 북친구앱?

키플 안심알림 ships an update every 7 months, and 북친구앱 every 3 weeks. Most recently, 키플 안심알림 was updated on October 26, 2026 and 북친구앱 on November 7, 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.*