# ブロックグリッド 81 (BlockGrid 81) vs Color Block Rush

The clearest difference is in-app purchases: ブロックグリッド 81 (BlockGrid 81) at none against Color Block Rush's 1. Color Block Rush's advantage is update cadence (every 2 days vs every 8 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Color Block Rush sells 1 one-off in-app purchase. ブロックグリッド 81 (BlockGrid 81) asks for nothing beyond the download.

ブロックグリッド 81 (BlockGrid 81) ships an update every 8 months, Color Block Rush every 2 days. The most recent releases landed on November 9, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | ブロックグリッド 81 (BlockGrid 81) | Color Block Rush |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 8 months | **Every 2 days** |
| Size | 6 MB | 15 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [IBUKI YOSHIDA](https://appshunter.io/developer/1856209051) | [Nagatomo Miki](https://appshunter.io/developer/1891189762) |

## What reviewers say

### ブロックグリッド 81 (BlockGrid 81)

[App page](https://appshunter.io/ios/app/81-blockgrid-81/id6756016996)

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

**In-app purchases:** none


### Color Block Rush

[App page](https://appshunter.io/ios/app/color-block-rush/id6787930366)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


## Frequently asked questions

### Is ブロックグリッド 81 (BlockGrid 81) free?

ブロックグリッド 81 (BlockGrid 81) is free to download, with no in-app purchases.

### Is Color Block Rush free?

Color Block Rush is free to download, with in-app purchases available.

### Do ブロックグリッド 81 (BlockGrid 81) or Color Block Rush have ads?

Both ブロックグリッド 81 (BlockGrid 81) and Color Block Rush show ads.

### Which is updated more often, ブロックグリッド 81 (BlockGrid 81) or Color Block Rush?

ブロックグリッド 81 (BlockGrid 81) ships an update every 8 months, and Color Block Rush every 2 days. Most recently, ブロックグリッド 81 (BlockGrid 81) was updated on November 9, 2026 and Color Block Rush on November 10, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*