Unscrew: Screw Pin Jam Puzzle

Name: Unscrew: Screw Pin Jam Puzzle
Rating: 4.8 (6079 reviews)
Author: Clark Studio

By: Clark Studio App

Screw Puzzle: Nuts And Bolts

Overview

Version:

2.3.1

Last updated: 2026-07-09

Ranking

#23,001 ▲ 306

Overall

Features & Capabilities

Welcome to Unscrew: Screw Pin Jam Puzzle—the brain-teasing nuts-and-bolts mobile puzzle. Tap to slowly remove the screw pin, then sort bolts and nuts by color to finish each level. Watch the unscrewed nuts drop into matching boxes as you progress. When you get stuck, boosters or extra 3D screw-sort boxes are there to help.

Key features include endless levels with no time limit, progressive challenges to improve your screw-master skills, and brain training that strengthens logic and problem-solving. With strategic solutions across fresh layouts, each unscrew game trains your mind in new ways. Ready for nuts-and-bolts puzzle fun? Download now and start your unscrew adventure!

User Growth & Download Statistics

App Games Education Entertainment

By:

Clark Studio

Rating:

4.80

(6,079) 155 new ratings

Version:

2.3.1 Last updated: 2026-07-09

Version code:

887935234

Creation date:

2024-11-12

Compatible devices:

Size:

348.79MB

URLs:

Website ,Privacy policy

Full description:

Source:

Apple Apps Store

Data ingested on:

2026-08-30

Compare stats and ranking:

Ranking

# 23,001 ▲ 306

For Developers

Monetize with App Pass Boost with Extension Booster

Contact the developer

Chrome-Stats does not own this Apple app. Please use these information below to contact the Apple app developer.

Developed by:

Clark Studio

Apple Apps Store

https://apps.apple.com/us/app/unscrew-screw-pin-jam-puzzle/id6737592973

Website:

https://www.richnervepte.com

User Reviews

Reviewers generally praise the puzzle’s relaxing, strategic gameplay but are overwhelmed by advertising practices. While the core concept is fun and engaging, frequent and lengthy ads—often after every level—along with misleading claims of no ads or offline play and paywalls to remove ads or unlock moves heavily detract from the experience. A few note occasional frustrating level design or being forced to repeat levels. Overall, solid when ads are minimal, but the ad model dominates user satisfaction.

Pros

Fun, relaxing puzzle with engaging and occasionally addictive gameplay.
Challenging, strategy-based mechanics that reward thoughtful moves.
Overall enjoyable game with a solid core concept.

Cons

Ads are excessive and intrusive: frequent interruptions and long durations.
Advertising claims are misleading (no ads and offline play) and not respected.
Progression often requires watching ads or paying, creating a paywall and hindering advancement.
Some levels feel frustrating or repetitive, leading to stalled progress or unsatisfying progression.

Recent reviews

Why are there 5 empty slots when you can only use four? Why does the game end when you put a screw in the fifth spot even though you can keep playing?

by jo*****, 2026-08-14

The game is well made. It does not freeze and flows nicely. The game does include ads but not too many. The ads are not long and work properly. The game is not greedy and you really don't have spend money to get ahead. It is fun, challenging, colorful, and relaxing. Enjoy!