# Katchao! vs カウミルショッピング：商品検索・価格比較

The clearest difference is ads: Katchao! at none against カウミルショッピング：商品検索・価格比較's shown. Katchao! also leads on iOS requirement (9.0 vs 16.0). 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.

Katchao! ships an update every 4 days, カウミルショッピング：商品検索・価格比較 every 5 days. The most recent releases landed on October 14, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Katchao! | カウミルショッピング：商品検索・価格比較 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 4 days** | Every 5 days |
| Monetization | Free | — |
| Size | 15 MB | 6 MB |
| Requires iOS | **9.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Duc Tam Trinh](https://appshunter.io/developer/1252200086) | [CIEL CO., LTD.](https://appshunter.io/developer/6775726985) |

## What reviewers say

### Katchao!

[App page](https://appshunter.io/ios/app/katchao/id1389699574)

Easily compare prices, reviews, and rankings for products using barcode scanning or keyword searches. Save items to a wishlist and browse popular product rankings. This tool helps you find the best deals and information on desired items.

**Highlights:** Barcode product search, Keyword search for products, Search history tracking, Wishlist functionality, Product ranking browsing, Price comparison

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

**In-app purchases:** none


### カウミルショッピング：商品検索・価格比較

[App page](https://appshunter.io/ios/app/id6796539882)

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

**In-app purchases:** none


## Frequently asked questions

### Is Katchao! free?

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

### Is カウミルショッピング：商品検索・価格比較 free?

カウミルショッピング：商品検索・価格比較 is free to download, with no in-app purchases.

### Do Katchao! or カウミルショッピング：商品検索・価格比較 have ads?

カウミルショッピング：商品検索・価格比較 shows ads; Katchao! does not.

### Which is updated more often, Katchao! or カウミルショッピング：商品検索・価格比較?

Katchao! ships an update every 4 days, and カウミルショッピング：商品検索・価格比較 every 5 days. Most recently, Katchao! was updated on October 14, 2026 and カウミルショッピング：商品検索・価格比較 on October 16, 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.*