# 買取チェッカー vs 日記くん

The clearest difference is ads: 日記くん at none against 買取チェッカー's shown. On price, update cadence, 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.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on November 8, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | 買取チェッカー | 日記くん |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Monthly | Monthly |
| Size | 88 MB | 37 MB |
| Requires iOS | 16.4 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [YKP, KK](https://appshunter.io/developer/1823145946) | [YUSUKE KAWATA](https://appshunter.io/developer/6792252023) |

## What reviewers say

### 買取チェッカー

[App page](https://appshunter.io/ios/app/id6747867555)

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

**In-app purchases:** none


### 日記くん

[App page](https://appshunter.io/ios/app/id6792252021)

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

**In-app purchases:** none


## Frequently asked questions

### Is 買取チェッカー free?

買取チェッカー is free to download, with no in-app purchases.

### Is 日記くん free?

日記くん is free to download, with no in-app purchases.

### Do 買取チェッカー or 日記くん have ads?

買取チェッカー shows ads; 日記くん does not.

### Which is updated more often, 買取チェッカー or 日記くん?

買取チェッカー ships an update monthly, and 日記くん monthly. Most recently, 買取チェッカー was updated on November 8, 2026 and 日記くん on October 29, 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.*