# Drop drop. Stack puzzle vs FillBlock

The clearest difference is ads: FillBlock at none against Drop drop. Stack puzzle's shown. FillBlock also leads on update cadence (every 10 months vs every 31 months). Drop drop. Stack puzzle's advantage is iOS requirement (8.1 vs 15.0). On price, 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.

Drop drop. Stack puzzle ships an update every 31 months, FillBlock every 10 months. The most recent releases landed on September 27, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Drop drop. Stack puzzle | FillBlock |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 31 months | **Every 10 months** |
| Size | 66 MB | 60 MB |
| Requires iOS | **8.1** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ruslan Goncharenko](https://appshunter.io/developer/934710362) | [kazumasa fujihara](https://appshunter.io/developer/1516573304) |

## What reviewers say

### Drop drop. Stack puzzle

[App page](https://appshunter.io/ios/app/drop-drop-stack-puzzle/id1206095182)

**Features:** macOS Compatibility

**In-app purchases:** none


### FillBlock

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

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

**In-app purchases:** none


## Frequently asked questions

### Is Drop drop. Stack puzzle free?

Drop drop. Stack puzzle is free to download, with no in-app purchases.

### Is FillBlock free?

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

### Do Drop drop. Stack puzzle or FillBlock have ads?

Drop drop. Stack puzzle shows ads; FillBlock does not.

### Which is updated more often, Drop drop. Stack puzzle or FillBlock?

Drop drop. Stack puzzle ships an update every 31 months, and FillBlock every 10 months. Most recently, Drop drop. Stack puzzle was updated on September 27, 2026 and FillBlock on October 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.*