# しずおか子育て優待カード vs Diamond X2

The clearest difference is price: しずおか子育て優待カード at Free against Diamond X2's $4.99. しずおか子育て優待カード also leads on iOS requirement (11.1 vs 14.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

しずおか子育て優待カード is free to download; Diamond X2 costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

しずおか子育て優待カード ships an update weekly, Diamond X2 every 4 days. The most recent releases landed on November 3, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | しずおか子育て優待カード | Diamond X2 |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | **Every 4 days** |
| Size | 14 MB | 15 MB |
| Requires iOS | **11.1** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Shizuoka Prefecture](https://appshunter.io/developer/1455301912) | [ICHIROU YONEYAMA](https://appshunter.io/developer/1546688205) |

## What reviewers say

### しずおか子育て優待カード

[App page](https://appshunter.io/ios/app/id1481812351)

**Features:** macOS Compatibility

**In-app purchases:** none


### Diamond X2

[App page](https://appshunter.io/ios/app/diamond-x2/id6747324547)

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

**In-app purchases:** none


## Frequently asked questions

### Is しずおか子育て優待カード free?

しずおか子育て優待カード is free to download, with no in-app purchases.

### Is Diamond X2 free?

Diamond X2 costs $4.99, with no in-app purchases.

### Do しずおか子育て優待カード or Diamond X2 have ads?

Neither しずおか子育て優待カード nor Diamond X2 shows ads.

### Which is updated more often, しずおか子育て優待カード or Diamond X2?

しずおか子育て優待カード ships an update weekly, and Diamond X2 every 4 days. Most recently, しずおか子育て優待カード was updated on November 3, 2026 and Diamond X2 on November 8, 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.*