# Screw Jam Master vs Brainiac Blitz

The clearest difference is update cadence: Brainiac Blitz at every 3 days against Screw Jam Master's weekly. On price, ads, in-app purchases and device support there is nothing between them.

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

Screw Jam Master ships an update weekly, Brainiac Blitz every 3 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Screw Jam Master | Brainiac Blitz |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (246 ratings)](https://appshunter.io/ios/app/screw-jam-master-nuts-puzzle/id6677018495/reviews)** | — |
| Number of ratings | **246** | — |
| Positive reviews | 26.7% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Weekly | **Every 3 days** |
| Monetization | Ad-supported | — |
| Size | 274 MB | 135 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [燕 肖](https://appshunter.io/developer/1767256079) | [Gosier Games LLC](https://appshunter.io/developer/1893837246) |

## 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, Vision Pro support

**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


### Brainiac Blitz

[App page](https://appshunter.io/ios/app/brainiac-blitz/id6818736996)

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

**In-app purchases:** none


## Frequently asked questions

### Is Screw Jam Master free?

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

### Is Brainiac Blitz free?

Brainiac Blitz is free to download, with no in-app purchases.

### Do Screw Jam Master or Brainiac Blitz have ads?

Both Screw Jam Master and Brainiac Blitz show ads.

### Which is updated more often, Screw Jam Master or Brainiac Blitz?

Screw Jam Master ships an update weekly, and Brainiac Blitz every 3 days. Most recently, Screw Jam Master was updated on October 30, 2026 and Brainiac Blitz on October 31, 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.*