# BITBUY vs お宝鑑定

The clearest difference is update cadence: お宝鑑定 at weekly against BITBUY's monthly. BITBUY's advantage is iOS requirement (13.0 vs 17.2). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. BITBUY sells 1 in-app purchase, starting at $4.99 per month and お宝鑑定 sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

BITBUY ships an update monthly, お宝鑑定 weekly. The most recent releases landed on October 8, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | BITBUY | お宝鑑定 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Monthly | **Weekly** |
| Monetization | — | Freemium |
| Size | 63 MB | 6 MB |
| Requires iOS | **13.0** | 17.2 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [株式会社ホーム・コム](https://appshunter.io/developer/1761071229) | [Ryota Yashima](https://appshunter.io/developer/1845144176) |

## What reviewers say

### BITBUY

[App page](https://appshunter.io/ios/app/bitbuy/id6608960824)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| アプリ利用料 | $4.99 | per month |


### お宝鑑定

[App page](https://appshunter.io/ios/app/1ai/id6758593984)

Snap a photo of an item to get an instant AI-powered market price appraisal. Ideal for checking resale values before listing, discovering hidden treasures, or just for fun.

**Highlights:** AI appraisal from one photo, View appraisal basis (referenced web pages), One-tap access to Mercari, Yahoo Auctions, Amazon, Share appraisal results, Automatic appraisal history saving

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアム（月額） | $1.99 | per month |
| プレミアム（年額） | $17.99 | per year |


## Frequently asked questions

### Is BITBUY free?

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

### Is お宝鑑定 free?

お宝鑑定 is free to download, with in-app purchases available.

### Do BITBUY or お宝鑑定 have ads?

Both BITBUY and お宝鑑定 show ads.

### Which is updated more often, BITBUY or お宝鑑定?

BITBUY ships an update monthly, and お宝鑑定 weekly. Most recently, BITBUY was updated on October 8, 2026 and お宝鑑定 on October 9, 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.*