# FillBlock vs Neon Grid Blocks

The clearest difference is update cadence: Neon Grid Blocks at every 3 days against FillBlock's every 10 months. FillBlock's advantage is iOS requirement (15.0 vs 18.0). 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.

FillBlock ships an update every 10 months, Neon Grid Blocks every 3 days. The most recent releases landed on October 5, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | FillBlock | Neon Grid Blocks |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 3 days** |
| Size | 60 MB | 3 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [kazumasa fujihara](https://appshunter.io/developer/1516573304) | [Guangyu Song](https://appshunter.io/developer/1650912373) |

## What reviewers say

### FillBlock

[App page](https://appshunter.io/ios/app/fillblock/id1533974241)

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

**In-app purchases:** none


### Neon Grid Blocks

[App page](https://appshunter.io/ios/app/neon-grid-blocks/id6769264679)

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

**In-app purchases:** none


## Frequently asked questions

### Is FillBlock free?

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

### Is Neon Grid Blocks free?

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

### Do FillBlock or Neon Grid Blocks have ads?

Neither FillBlock nor Neon Grid Blocks shows ads.

### Which is updated more often, FillBlock or Neon Grid Blocks?

FillBlock ships an update every 10 months, and Neon Grid Blocks every 3 days. Most recently, FillBlock was updated on October 5, 2026 and Neon Grid Blocks on October 19, 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.*