# FillBottom vs Clear 4

The clearest difference is update cadence: Clear 4 at fortnightly against FillBottom's monthly. 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.

FillBottom ships an update monthly, Clear 4 fortnightly. The most recent releases landed on October 4, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | FillBottom | Clear 4 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.7 (3 ratings)](https://appshunter.io/ios/app/clear-4/id1546584385/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | — | Ad-supported |
| Size | 27 MB | 74 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [KAEGUREE](https://appshunter.io/developer/1183810155) | [文锋 郑](https://appshunter.io/developer/1590995911) |

## What reviewers say

### FillBottom

[App page](https://appshunter.io/ios/app/fillbottom/id1536327723)

**Features:** macOS Compatibility

**In-app purchases:** none


### Clear 4

[App page](https://appshunter.io/ios/app/clear-4/id1546584385)

A free puzzle game where players strategically click squares to trigger chain reactions and clear the board. It features simple mechanics with elements like rotating baffles and black holes to add complexity.

**Highlights:** Chain reaction gameplay, Strategic square clicking, Rotating baffles, Black holes, Limited steps to clear levels

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is FillBottom free?

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

### Is Clear 4 free?

Clear 4 is free to download, with no in-app purchases.

### Do FillBottom or Clear 4 have ads?

Both FillBottom and Clear 4 show ads.

### Which is updated more often, FillBottom or Clear 4?

FillBottom ships an update monthly, and Clear 4 fortnightly. Most recently, FillBottom was updated on October 4, 2026 and Clear 4 on October 12, 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.*