# Screw Machine vs On Thin Ice!

The clearest difference is price: Screw Machine at Free against On Thin Ice!'s $0.99. On Thin Ice!'s advantage is in-app purchases (none vs 10) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

Screw Machine is free to download; On Thin Ice! costs $0.99 up front. Screw Machine sells 10 one-off in-app purchases. On Thin Ice! asks for nothing beyond the download.

## The numbers

| Metric | Screw Machine | On Thin Ice! |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.9 (445 ratings)](https://appshunter.io/ios/app/screw-machine/id6801033982/reviews)** | — |
| Number of ratings | **445** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 days | — |
| Monetization | Free with in-app purchases | — |
| Size | 368 MB | 188 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Twist Games](https://appshunter.io/developer/1854442218) | [Jonathan Kohn](https://appshunter.io/developer/6799470239) |

## What reviewers say

### Screw Machine

[App page](https://appshunter.io/ios/app/screw-machine/id6801033982)

A unique color-sorting puzzle game where you manage screws on a spinning machine. Tap panels to release screws and match them to their colored plates before the rail overloads. Features special mechanics like mystery plates and gates for added challenge.

**Highlights:** Spinning machine sorting mechanic, Color-matching screw puzzles, Tap-to-release screw panels, Special game-changing parts (mystery plates, gates), Offline play, No timer or move counter

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1000 Coins | $1.99 | one-time |
| Fail Offer | $4.99 | one-time |
| 5000 Coins | $7.99 | one-time |
| No Ads | $7.99 | one-time |
| Small Bundle | $9.99 | one-time |
| No Ads Bundle | $12.99 | one-time |
| 10000 Coins | $14.99 | one-time |
| Medium Bundle | $19.99 | one-time |
| Large Bundle | $29.99 | one-time |
| Mega Bundle | $49.99 | one-time |


### On Thin Ice!

[App page](https://appshunter.io/ios/app/on-thin-ice/id6802327046)

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

**In-app purchases:** none


## Frequently asked questions

### Is Screw Machine free?

Screw Machine is free to download, with in-app purchases available.

### Is On Thin Ice! free?

On Thin Ice! costs $0.99, with no in-app purchases.

### Do Screw Machine or On Thin Ice! have ads?

Screw Machine shows ads; On Thin Ice! does not.

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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.*