# Rolling Balls King vs FillBottom

The clearest difference is update cadence: FillBottom at monthly against Rolling Balls King's every 12 months. Rolling Balls King's advantage is iOS requirement (8.0 vs 11.0). 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.

Rolling Balls King ships an update every 12 months, FillBottom monthly. The most recent releases landed on September 17, 2026 and March 11, 2026 respectively.

## The numbers

| Metric | Rolling Balls King | FillBottom |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 12 months | **Monthly** |
| Size | 44 MB | 27 MB |
| Requires iOS | **8.0** | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Chuanming Chang](https://appshunter.io/developer/1001571025) | [KAEGUREE](https://appshunter.io/developer/1183810155) |

## What reviewers say

### Rolling Balls King

[App page](https://appshunter.io/ios/app/rolling-balls-king/id1151040022)

**Features:** macOS Compatibility

**In-app purchases:** none


### FillBottom

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Rolling Balls King free?

Rolling Balls King is free to download, with no in-app purchases.

### Is FillBottom free?

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

### Do Rolling Balls King or FillBottom have ads?

Both Rolling Balls King and FillBottom show ads.

### Which is updated more often, Rolling Balls King or FillBottom?

Rolling Balls King ships an update every 12 months, and FillBottom monthly. Most recently, Rolling Balls King was updated on September 17, 2026 and FillBottom on March 11, 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.*