# Slot Shift vs Screw Machine

The clearest difference is in-app purchases: Slot Shift at none against Screw Machine's 10. Slot Shift also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Screw Machine sells 10 one-off in-app purchases. Slot Shift asks for nothing beyond the download.

Slot Shift ships an update every 2 days, Screw Machine every 4 days. Both last shipped on November 8, 2026.

## The numbers

| Metric | Slot Shift | Screw Machine |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.9 (841 ratings)](https://appshunter.io/ios/app/screw-machine/id6801033982/reviews)** |
| Number of ratings | — | **841** |
| Positive reviews | — | 57.1% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 days** | Every 4 days |
| Monetization | — | Free with in-app purchases |
| Size | 2 MB | 430 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Tobias Pott](https://appshunter.io/developer/1607185711) | [Twist Games](https://appshunter.io/developer/1854442218) |

## What reviewers say

### Slot Shift

[App page](https://appshunter.io/ios/app/slot-shift/id6736409361)

**Features:** macOS Compatibility

**In-app purchases:** none


### Screw Machine

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

This game offers a unique twist on color-sorting puzzles. Instead of stacking, you release screws onto a spinning machine, timing your taps to thread each color into its matching plate. Fill all plates to win, but beware of overloading the rail and jamming the machine.

**Highlights:** Color-sorting screw puzzle, Spinning machine gameplay, Timing-based screw threading, Level-based progression, Special game-changing parts, Offline play

**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 |
| Screw Pass | $9.99 | 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 |


## Frequently asked questions

### Is Slot Shift free?

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

### Is Screw Machine free?

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

### Do Slot Shift or Screw Machine have ads?

Screw Machine shows ads; Slot Shift does not.

### Which is updated more often, Slot Shift or Screw Machine?

Slot Shift ships an update every 2 days, and Screw Machine every 4 days. Most recently, Slot Shift was updated on November 8, 2026 and Screw Machine on November 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.*