# Bus Fill vs Arrow Shift

The clearest difference is update cadence: Arrow Shift at every 3 days against Bus Fill's every 8 days. Bus Fill's advantage is iOS requirement (13.0 vs 15.1). 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.

Bus Fill ships an update every 8 days, Arrow Shift every 3 days. The most recent releases landed on October 11, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Bus Fill | Arrow Shift |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 8 days | **Every 3 days** |
| Size | 128 MB | 58 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Wolves Interactive](https://appshunter.io/developer/1143519850) | [Keyur Rakholiya](https://appshunter.io/developer/1891392407) |

## What reviewers say

### Bus Fill

[App page](https://appshunter.io/ios/app/bus-fill/id6744822675)

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

**In-app purchases:** none


### Arrow Shift

[App page](https://appshunter.io/ios/app/arrow-shift-puzzle-game/id6799725520)

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

**In-app purchases:** none


## Frequently asked questions

### Is Bus Fill free?

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

### Is Arrow Shift free?

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

### Do Bus Fill or Arrow Shift have ads?

Both Bus Fill and Arrow Shift show ads.

### Which is updated more often, Bus Fill or Arrow Shift?

Bus Fill ships an update every 8 days, and Arrow Shift every 3 days. Most recently, Bus Fill was updated on October 11, 2026 and Arrow Shift on October 8, 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.*