# Stacky Blocks vs Rainbow Block 3D

The clearest difference is update cadence: Stacky Blocks at every 6 days against Rainbow Block 3D's every 3 weeks. 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.

Stacky Blocks ships an update every 6 days, Rainbow Block 3D every 3 weeks. The most recent releases landed on October 25, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Stacky Blocks | Rainbow Block 3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/rainbow-block-3d/id1613659818/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 6 days** | Every 3 weeks |
| Monetization | — | Ad-supported |
| Size | 65 MB | 197 MB |
| Requires iOS | **11.0** | 12.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [mai phuong bui](https://appshunter.io/developer/1425759934) | [MondayOFF](https://appshunter.io/developer/1448226898) |

## What reviewers say

### Stacky Blocks

[App page](https://appshunter.io/ios/app/stacky-blocks-fitem-all/id1557613213)

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

**In-app purchases:** none


### Rainbow Block 3D

[App page](https://appshunter.io/ios/app/rainbow-block-3d/id1613659818)

A simple, touch-based game designed for quick play sessions. Enjoy a fantastic experience during your short breaks.

**Highlights:** Simple touch controls, Free to play, Short play sessions, Fantastic visual feel

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Stacky Blocks free?

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

### Is Rainbow Block 3D free?

Rainbow Block 3D is free to download, with no in-app purchases.

### Do Stacky Blocks or Rainbow Block 3D have ads?

Both Stacky Blocks and Rainbow Block 3D show ads.

### Which is updated more often, Stacky Blocks or Rainbow Block 3D?

Stacky Blocks ships an update every 6 days, and Rainbow Block 3D every 3 weeks. Most recently, Stacky Blocks was updated on October 25, 2026 and Rainbow Block 3D on October 18, 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.*