# Retro Blocks! vs Grid Blast

The clearest difference is update cadence: Grid Blast at every 3 days against Retro Blocks!'s every 11 months. Retro Blocks!'s advantage is iOS requirement (15.0 vs 17.0). 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.

Retro Blocks! ships an update every 11 months, Grid Blast every 3 days. The most recent releases landed on October 27, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Retro Blocks! | Grid Blast |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 3 days** |
| Size | 26 MB | 14 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Strive, Limited Liability Company](https://appshunter.io/developer/1669148658) | [Serdar Altindas](https://appshunter.io/developer/1744633699) |

## What reviewers say

### Retro Blocks!

[App page](https://appshunter.io/ios/app/retro-blocks/id6670768198)

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

**In-app purchases:** none


### Grid Blast

[App page](https://appshunter.io/ios/app/grid-blast-size-shift/id6759934047)

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

**In-app purchases:** none


## Frequently asked questions

### Is Retro Blocks! free?

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

### Is Grid Blast free?

Grid Blast is free to download, with no in-app purchases.

### Do Retro Blocks! or Grid Blast have ads?

Neither Retro Blocks! nor Grid Blast shows ads.

### Which is updated more often, Retro Blocks! or Grid Blast?

Retro Blocks! ships an update every 11 months, and Grid Blast every 3 days. Most recently, Retro Blocks! was updated on October 27, 2026 and Grid Blast on November 5, 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.*