# 店舗用カード管理アプリ vs Ring Sizer App

The clearest difference is in-app purchases: 店舗用カード管理アプリ at none against Ring Sizer App's 3. 店舗用カード管理アプリ also leads on iOS requirement (12.0 vs 15.1). Ring Sizer App's advantage is update cadence (every 5 days vs every 3 months). On price, review sentiment, ads and device support there is nothing between them.

Both are free to download. Ring Sizer App sells 3 in-app purchases, starting at $3.99 per 7 days. 店舗用カード管理アプリ asks for nothing beyond the download.

店舗用カード管理アプリ ships an update every 3 months, Ring Sizer App every 5 days. The most recent releases landed on November 6, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | 店舗用カード管理アプリ | Ring Sizer App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.7 (3 ratings)](https://appshunter.io/ios/app/ring-sizer-app-size-and-measure/id6761051471/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 5 days** |
| Monetization | — | Freemium |
| Size | 19 MB | 54 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Smart Solution Technology, Inc.](https://appshunter.io/developer/652775091) | [InnoWave SRL](https://appshunter.io/developer/1850719090) |

## What reviewers say

### 店舗用カード管理アプリ

[App page](https://appshunter.io/ios/app/id1128299908)

**In-app purchases:** none


### Ring Sizer App

[App page](https://appshunter.io/ios/app/ring-sizer-app-size-and-measure/id6761051471)

Easily measure your ring size at home without a jeweler. Accurately determine your size by measuring your finger or an existing ring, with results instantly displayed in all major international standards.

**Highlights:** Measure finger size on screen, Match existing ring size, Instant international size conversion, Save and organize multiple sizes, Share sizes with others, Built-in size converter

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ring Sizer Pro Weekly | $3.99 | per 7 days |
| Ring Sizer Pro Yearly | $19.99 | per year |
| Lifetime Offer Ring Sizer | $39.99 | one-time |


## Frequently asked questions

### Is 店舗用カード管理アプリ free?

店舗用カード管理アプリ is free to download, with no in-app purchases.

### Is Ring Sizer App free?

Ring Sizer App is free to download, with in-app purchases available.

### Do 店舗用カード管理アプリ or Ring Sizer App have ads?

Neither 店舗用カード管理アプリ nor Ring Sizer App shows ads.

### Which is updated more often, 店舗用カード管理アプリ or Ring Sizer App?

店舗用カード管理アプリ ships an update every 3 months, and Ring Sizer App every 5 days. Most recently, 店舗用カード管理アプリ was updated on November 6, 2026 and Ring Sizer App on November 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.*