# dinos(ディノス)公式アプリ vs K2Stone

The clearest difference is update cadence: K2Stone at every 4 weeks against dinos(ディノス)公式アプリ's every 3 months. K2Stone also leads on iOS requirement (15.0 vs 18.6). On price, ads, 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.

dinos(ディノス)公式アプリ ships an update every 3 months, K2Stone every 4 weeks. The most recent releases landed on November 2, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | dinos(ディノス)公式アプリ | K2Stone |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/dinos/id1052092582/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 52.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 4 weeks** |
| Monetization | Ad-supported | — |
| Size | 51 MB | 36 MB |
| Requires iOS | 18.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [dinos Inc.](https://appshunter.io/developer/427950156) | [fei chang](https://appshunter.io/developer/1797916026) |

## What reviewers say

### dinos(ディノス)公式アプリ

[App page](https://appshunter.io/ios/app/dinos/id1052092582)

Scan catalogs to check product availability and prices, then purchase directly. Log in to manage favorites, order history, and access exclusive coupons and sale notifications. Discover new items through various search options.

**Highlights:** Catalog scanning for product info and purchase, Login for favorites, history, and stage info, Notifications for sales, campaigns, and coupons, Multiple product search options, Push notifications for deals, Location services for nearby store discovery

**Features:** Vision Pro support

**In-app purchases:** none


### K2Stone

[App page](https://appshunter.io/ios/app/k2stone/id6742342964)

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

**In-app purchases:** none


## Frequently asked questions

### Is dinos(ディノス)公式アプリ free?

dinos(ディノス)公式アプリ is free to download, with no in-app purchases.

### Is K2Stone free?

K2Stone is free to download, with no in-app purchases.

### Do dinos(ディノス)公式アプリ or K2Stone have ads?

Neither dinos(ディノス)公式アプリ nor K2Stone shows ads.

### Which is updated more often, dinos(ディノス)公式アプリ or K2Stone?

dinos(ディノス)公式アプリ ships an update every 3 months, and K2Stone every 4 weeks. Most recently, dinos(ディノス)公式アプリ was updated on November 2, 2026 and K2Stone 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.*