# Screw Twist 3D! Unscrew It vs Stack Flow 3D

The clearest difference is in-app purchases: Stack Flow 3D at none against Screw Twist 3D! Unscrew It's 18. Screw Twist 3D! Unscrew It's advantage is device support. On price and iOS requirement there is nothing between them.

Both are free to download. Screw Twist 3D! Unscrew It sells 18 one-off in-app purchases. Stack Flow 3D asks for nothing beyond the download.

## The numbers

| Metric | Screw Twist 3D! Unscrew It | Stack Flow 3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (1K ratings)](https://appshunter.io/ios/app/screw-twist-3d-unscrew-it/id6748612311/reviews)** | — |
| Number of ratings | **1K** | — |
| Positive reviews | 18.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | — |
| Update frequency | Every 2 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 575 MB | 158 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 12+ | 4+ |
| Developer | [Appodeal, Inc.](https://appshunter.io/developer/1059016807) | [Rodrigo Laiz](https://appshunter.io/developer/1884082694) |

## What reviewers say

### Screw Twist 3D! Unscrew It

[App page](https://appshunter.io/ios/app/screw-twist-3d-unscrew-it/id6748612311)

Engage in a relaxing yet challenging puzzle game where you tap and twist screws in the correct order to disassemble 3D objects. Test your logic, patience, and precision with hundreds of unique levels and satisfying mechanical gameplay.

**Highlights:** Strategic screw removal, Mind-bending puzzles, Calming and stress-relieving gameplay, Hundreds of unique levels, Satisfying disassembly animations, Immersive ASMR-like audio

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

**In-app purchases (18)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1K Coins | $1.99 | one-time |
| 300 Coins | $1.99 | one-time |
| 800 Coins | $4.99 | one-time |
| Keep Up offer | $5.99 | one-time |
| 5k Coins | $7.99 | one-time |
| No Ads | $7.99 | one-time |
| Vip Pass | $7.99 | one-time |
| Remove Ads | $7.99 | one-time |
| Small Bundle | $9.99 | one-time |
| Beginners Bundle | $9.99 | one-time |
| Remove Ads Bundle | $11.00 | one-time |
| 10k Coins | $14.99 | one-time |
| Medium Bundle | $19.99 | one-time |
| Outstanding Bundle | $19.99 | one-time |
| 6000 Coins | $24.99 | one-time |
| Epic Bundle | $29.99 | one-time |
| Ultra Bundle | $34.99 | one-time |
| Super Bundle | $54.99 | one-time |


### Stack Flow 3D

[App page](https://appshunter.io/ios/app/stack-flow-3d/id6760356059)

**In-app purchases:** none


## Frequently asked questions

### Is Screw Twist 3D! Unscrew It free?

Screw Twist 3D! Unscrew It is free to download, with in-app purchases available.

### Is Stack Flow 3D free?

Stack Flow 3D 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.*