# UnboltMe! vs Zero Fill

The clearest difference is in-app purchases: Zero Fill at none against UnboltMe!'s 10. Zero Fill also leads on device support and iOS requirement (12.0 vs 15.6). On price there is nothing between them.

Both are free to download. UnboltMe! sells 10 one-off in-app purchases. Zero Fill asks for nothing beyond the download.

## The numbers

| Metric | UnboltMe! | Zero Fill |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/unboltme/id6654909702/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | Yes | **No** |
| Ads | — | Yes |
| Monetization | Free with in-app purchases | — |
| Size | 285 MB | 146 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [MaxIT LLC](https://appshunter.io/developer/1721595468) | [Ali Said Yuksel](https://appshunter.io/developer/1481717311) |

## What reviewers say

### UnboltMe!

[App page](https://appshunter.io/ios/app/unboltme/id6654909702)

Engage in a captivating puzzle experience where you master the art of unscrewing bolts and nuts. Progress through hundreds of challenging levels designed to test your logic and problem-solving skills. Enjoy a relaxing ASMR experience with customizable skins and compete globally.

**Highlights:** Hundreds of challenging levels, Logic and problem-solving tests, Strategic hint system, Customizable skins, Global leaderboard competition, Relaxing ASMR sound experience

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1000 Coins | $1.99 | one-time |
| 30 Tickets | $5.99 | one-time |
| 3300 coins | $5.99 | one-time |
| Super Bundle | $12.99 | one-time |
| 72000 Coins | $14.99 | one-time |
| 66 Tickets | $14.99 | one-time |
| 138 Tickets | $29.99 | one-time |
| Mega Bundle | $34.99 | one-time |
| 288 Tickets | $59.99 | one-time |
| 624 Tickets | $119.99 | one-time |


### Zero Fill

[App page](https://appshunter.io/ios/app/zero-fill/id6743840561)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is UnboltMe! free?

UnboltMe! is free to download, with in-app purchases available.

### Is Zero Fill free?

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

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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.*