# Screw Jam Master vs Screw Factory!

The clearest difference is ratings volume: Screw Factory! at 3K against Screw Jam Master's 227. Screw Factory! also leads on iOS requirement (12.0 vs 15.0). On price, rating, review sentiment and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.8 for Screw Jam Master against 4.7 for Screw Factory!. That said, the two scores are not equally well evidenced: Screw Factory! has 3K ratings behind it against 227, so its average is the more settled of the two. Written reviews are what separate them: 29% of Screw Jam Master's written reviews are positive against 23% of Screw Factory!'s.

## The numbers

| Metric | Screw Jam Master | Screw Factory! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (227 ratings)](https://appshunter.io/ios/app/screw-jam-master-nuts-puzzle/id6677018495/reviews)** | [4.7 (3K ratings)](https://appshunter.io/ios/app/screw-factory/id6740887396/reviews) |
| Number of ratings | 227 | **3K** |
| Positive reviews | **28.6% of reviews** | 22.5% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Weekly | — |
| Monetization | Ad-supported | Ad-supported |
| Size | 274 MB | 204 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [燕 肖](https://appshunter.io/developer/1767256079) | [GOODROID,Inc.](https://appshunter.io/developer/951688937) |

## What reviewers say

### Screw Jam Master

[App page](https://appshunter.io/ios/app/screw-jam-master-nuts-puzzle/id6677018495)

Engage your intellect in a challenging puzzle game where you strategically unscrew nuts and bolts. Progress through thousands of levels, unlock new models, and experience the excitement of solving intricate screw-based challenges. This game offers a unique way to train your brain and relieve stress.

**Highlights:** Unscrew nuts and bolts to solve puzzles, Thousands of levels to master, Unlock new levels and models, Train your brain, Stress relief, Beautiful color screw models

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Fun to pass time
- 👍 Challenging but beatable
- 👍 Peaceful and relaxing
- 👍 Good for destressing
- 👍 Interesting game

**What reviewers complain about**

-  광고 Excessive ads
- ⏳ Long ads
- 😠 Ads interrupt gameplay
- 👎 Ads are intrusive
- 😵 Ads are unavoidable

**Reported bugs**

- Game freezing
- App crashing
- Glitching after refresh
- Ads not closing
- Levels are unwinnable

**Requested features**

- Option to skip ads
- Remove ad banner
- No ads option
- Polish language support


### Screw Factory!

[App page](https://appshunter.io/ios/app/screw-factory/id6740887396)

Engage in a captivating puzzle game where you strategically sort nuts onto bolts. Manage a continuous flow of nuts from a conveyor belt, testing your problem-solving and strategic thinking skills to pack and ship them all.

**Highlights:** Strategic nut sorting onto bolts, Manage conveyor belt nut production, Test strategic thinking, Compete with friends, Relaxing puzzle experience

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Interesting game concept
- 💡 Helps keep brain active

**What reviewers complain about**

- 🐛 Graphic issues prevent progress
- 🔍 Shuffle button overlaps gameplay
- 💰 Excessive ads and in-app purchases

**Reported bugs**

- Cannot select bolts near shuffle button
- Shuffle tool does not work as expected
- Levels become unplayable due to graphic overlaps

**Requested features**

- Fix graphic issues on lower levels
- Improve shuffle button placement
- Reduce number of ads and make in-app purchases more reasonable


## Frequently asked questions

### Is Screw Jam Master free?

Screw Jam Master is free to download, with no in-app purchases.

### Is Screw Factory! free?

Screw Factory! is free to download, with no in-app purchases.

### Which has better reviews, Screw Jam Master or Screw Factory!?

Screw Jam Master is rated higher. Screw Jam Master averages 4.8 out of 5 from 227 ratings, while Screw Factory! averages 4.7 from 3K ratings.

### Do Screw Jam Master or Screw Factory! have ads?

Both Screw Jam Master and Screw Factory! show ads.

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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.*