# シカクナンバーズ vs Cat Blocks

The clearest difference is in-app purchases: シカクナンバーズ at none against Cat Blocks's 1. シカクナンバーズ also leads on iOS requirement (11.0 vs 15.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Cat Blocks sells 1 one-off in-app purchase. シカクナンバーズ asks for nothing beyond the download.

シカクナンバーズ ships an update every 2 days, Cat Blocks every 3 days. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | シカクナンバーズ | Cat Blocks |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 2 days** | Every 3 days |
| Size | 74 MB | 16 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Rikuto Hosaka](https://appshunter.io/developer/1621064356) | [Goro Sato](https://appshunter.io/developer/412448991) |

## What reviewers say

### シカクナンバーズ

[App page](https://appshunter.io/ios/app/id6450410308)

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

**In-app purchases:** none


### Cat Blocks

[App page](https://appshunter.io/ios/app/cat-blocks/id6756072984)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


## Frequently asked questions

### Is シカクナンバーズ free?

シカクナンバーズ is free to download, with no in-app purchases.

### Is Cat Blocks free?

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

### Do シカクナンバーズ or Cat Blocks have ads?

Both シカクナンバーズ and Cat Blocks show ads.

### Which is updated more often, シカクナンバーズ or Cat Blocks?

シカクナンバーズ ships an update every 2 days, and Cat Blocks every 3 days. Most recently, シカクナンバーズ was updated on November 3, 2026 and Cat Blocks on October 30, 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.*