# Chirastock vs こどもサイズ帳

The clearest difference is in-app purchases: こどもサイズ帳 at none against Chirastock's 1. こどもサイズ帳 also leads on ads (none vs shown). Chirastock's advantage is update cadence (every 3 days vs fortnightly) and device support (3 vs 1). On price there is nothing between them.

Both are free to download. Chirastock sells 1 one-off in-app purchase. こどもサイズ帳 asks for nothing beyond the download.

Chirastock ships an update every 3 days, こどもサイズ帳 fortnightly. The most recent releases landed on October 21, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Chirastock | こどもサイズ帳 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 84.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 days** | Fortnightly |
| Monetization | Free with in-app purchases | — |
| Size | 47 MB | 10 MB |
| Requires iOS | **15.1** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [ryosuke miwa](https://appshunter.io/developer/1860875315) | [Mami Kawai](https://appshunter.io/developer/1890495943) |

## What reviewers say

### Chirastock

[App page](https://appshunter.io/ios/app/chirastock/id6756490212)

Manage household inventory and share it with family or housemates in real-time. Track items with color-coded status, add photos and store links, and organize stock by group to avoid duplicate purchases and wasted trips.

**Highlights:** Real-time inventory sharing, Three-level color status indicators, Organize stock by groups, Save store links for items, Add item photos and notes, Stock history tracking

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $2.99 | one-time |


### こどもサイズ帳

[App page](https://appshunter.io/ios/app/id6767790620)

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

**In-app purchases:** none


## Frequently asked questions

### Is Chirastock free?

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

### Is こどもサイズ帳 free?

こどもサイズ帳 is free to download, with no in-app purchases.

### Do Chirastock or こどもサイズ帳 have ads?

Chirastock shows ads; こどもサイズ帳 does not.

### Which is updated more often, Chirastock or こどもサイズ帳?

Chirastock ships an update every 3 days, and こどもサイズ帳 fortnightly. Most recently, Chirastock was updated on October 21, 2026 and こどもサイズ帳 on October 28, 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.*