# Screw Master vs Knots Out

The clearest difference is review sentiment: Knots Out at 11% against Screw Master's 0%. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Screw Master sells 10 one-off in-app purchases and Knots Out sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Screw Master ships an update every 3 days, Knots Out every 5 days. The most recent releases landed on October 30, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Screw Master | Knots Out |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.5 (2 ratings)](https://appshunter.io/ios/app/screw-master-jam-3d/id6738903649/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | **11.1% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 3 days** | Every 5 days |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 200 MB | 166 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Minh Nguyen](https://appshunter.io/developer/1673895144) | [Virtual Projects Oyun Yazilim Ve Teknoloji](https://appshunter.io/developer/1327820445) |

## What reviewers say

### Screw Master

[App page](https://appshunter.io/ios/app/screw-master-jam-3d/id6738903649)

Engage in a unique 3D puzzle experience with nuts and bolts. Tap and rotate to solve challenges, unlock new levels, and enjoy vivid graphics. This game offers a fun and engaging way to test your problem-solving skills.

**Highlights:** Tap and rotate nuts and bolts, 3D pin puzzle mechanics, Various challenges and difficulty, Vivid 3D graphics, Unlock new art levels, Customizable 3D map angles

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Starter Pack | $0.49 | one-time |
| Gold Pack 1 | $1.99 | one-time |
| Great Bundle | $3.99 | one-time |
| Gold Pack 2 | $4.99 | one-time |
| Remove Ads Pack | $5.99 | one-time |
| Ultra Bundle | $9.99 | one-time |
| Gold Pack 3 | $9.99 | one-time |
| Gold Pack 4 | $19.99 | one-time |
| Gold Pack 5 | $39.99 | one-time |
| Legendary Bundle | $49.99 | one-time |


### Knots Out

[App page](https://appshunter.io/ios/app/knots-out/id6739944318)

Engage your mind with this rope puzzle game. Strategize your moves to unravel complex knots and tangles, using boosters to overcome challenges. It's a fun way to keep your brain sharp.

**Highlights:** Rope puzzle gameplay, Complex knot untangling, Strategic move planning, Powerful boosters, Mind sharpening challenges

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $4.99 | one-time |

**What reviewers like**

- 👍 Fun game
- 🚀 Enjoyable until issues arose

**What reviewers complain about**

- 🐛 Repeating puzzles
- 🐛 Inability to progress due to missing/incorrect items
- 🐛 Loss of progress after crashes
- 🐛 Bugs and glitches

**Reported bugs**

- Levels repeating
- Incorrect items given at end of levels
- Game crashing and losing progress
- Levels becoming unplayable

**Requested features**

- Fix level progression issues
- Improve stability and reliability


## Frequently asked questions

### Is Screw Master free?

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

### Is Knots Out free?

Knots Out is free to download, with in-app purchases available.

### Do Screw Master or Knots Out have ads?

Both Screw Master and Knots Out show ads.

### Which is updated more often, Screw Master or Knots Out?

Screw Master ships an update every 3 days, and Knots Out every 5 days. Most recently, Screw Master was updated on October 30, 2026 and Knots Out on November 4, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*