# Unscrew Master: Nuts Bolts Jam > Strategic nut and bolt puzzle game for brain training and casual time passing. (iPhone/iPad app by 389.MC JOINT STOCK COMPANY.) - Source: https://appshunter.io/ios/app/unscrew-master-nuts-bolts-jam/id6636539311 (this page in markdown: same URL + `.md`) - Developer: [389.MC JOINT STOCK COMPANY](https://appshunter.io/developer/1692472575) - Category: Games, Casual, Puzzle - Price: Free with in-app purchases - Rating: 4.00/5 from 6 App Store ratings - Age rating: 4+ - Requires: iOS 14.0 · 257 MB - Languages: Catalan, English, Estonian, French, German, Japanese, Korean, Chinese, Spanish - Released: 2024-10-07 - Data updated: 2026-06-11 - Monetization: free with in-app purchases - User reviews in markdown: https://appshunter.io/ios/app/unscrew-master-nuts-bolts-jam/id6636539311/reviews.md ## What is Unscrew Master? Get ready for a mind-bending puzzle adventure with Unscrew Master: Nuts Bolts Jam - a popular and addictive puzzle game that is your best choice when you want to pass the casual time and exercise your brain. The goal of this puzzle game is easy yet fun: Solve intricate puzzles by carefully unscrewing and rearranging nuts and bolts! Let’s see how good you are at screw jam, solve tricky screw pin puzzles in this Nuts Bolts Jam game. With stunning visuals, challenging levels, and satisfying gameplay, Unscrew Master: Nuts Bolts Jam is the ultimate test of your problem-solving skills. HOW TO PLAY - Tap and hold on a bolt to unscrew it - Unscrew strategically to clear colorful nuts and bolts from the board. - Match colors to fill each screw box and complete the level. - Free boosters to help you pass levels. - Level up, earn rewards, and unlock a wide variety of unique bolt sets with stunning designs! KEY FEATURES - One finger control. - Progress from easy to expert levels with amazing nut game challenges. - Easy to play, and classic sort puzzle game for all ages! - You can enjoy Unscrew Master: Nuts Bolts Jam anytime and anywhere. - Enjoy vibrant visuals, satisfying sound effects, and a user-friendly interface for an immersive experience. - Access helpful hints to overcome tricky puzzles and become a screw-turning master. Healthily fill your free time! Train your brain, let the eyes enjoy, and happy emotions come and stay for the whole day. This amazing Nuts Bolts Jam game will hook you for hours. Download and Play NOW! Privacy Policy: https://docs.google.com/document/d/1mYgy83ZHch_dtk_2HFfSWsDB1PXAOEArjJG96HjRw-c/edit Term of User: https://docs.google.com/document/d/1g_Ej-JMe6uYFldXVzlP6CF96sfzuAiCXmtoCmKCeuU8/edit#heading=h.6n09o8904u6x ## Key features - Strategic nut and bolt rearrangement - Progressive difficulty levels - Vibrant visuals and sound effects - One-finger control - Unlockable bolt sets - Helpful hints and boosters ## Pricing and in-app purchases Base price: Free. **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | Master Coin Pack | $99.99 | one-time | | Special Offer | $4.99 | one-time | | Expert Coin Pack | $49.99 | one-time | | No Ads | $4.99 | one-time | | No Ads Bundle | $9.99 | one-time | | Starter Bundle | $2.99 | one-time | | Mini Bundle | $5.99 | one-time | | Heart Offer | $0.99 | one-time | | Super Bundle | $9.99 | one-time | | Popular Bundle | $14.99 | one-time | ## Frequently asked questions about Unscrew Master ### What is the main goal of Unscrew Master: Nuts Bolts Jam? The main goal is to solve intricate puzzles by strategically unscrewing and rearranging nuts and bolts to clear them from the board and match colors. ### How do you play Unscrew Master: Nuts Bolts Jam? You play by tapping and holding on a bolt to unscrew it, strategically moving them to clear the board and match colors to fill screw boxes. ### Is Unscrew Master: Nuts Bolts Jam suitable for all ages? Yes, it is described as an easy-to-play, classic sort puzzle game for all ages, with an age rating of 4+. ### Can I play Unscrew Master: Nuts Bolts Jam offline? The description states you can enjoy the game anytime and anywhere, suggesting offline play is possible, though specific confirmation is not provided. ### Does Unscrew Master: Nuts Bolts Jam have ads? Yes, the app contains advertisements. This is indicated by the 'hasAds' flag being true. ### What platforms is Unscrew Master: Nuts Bolts Jam available on? It is available on iPhone, iPad, and iPod, as indicated by the 'supportedDevices' field. ### How often is Unscrew Master: Nuts Bolts Jam updated? The app was last updated on November 20, 2024, with version 1.0.2, suggesting regular updates are provided. ### What makes Unscrew Master: Nuts Bolts Jam unique compared to other puzzle games? Its unique focus on the strategic unscrewing and rearrangement of nuts and bolts, combined with vibrant visuals and satisfying sound effects, offers a distinct puzzle-solving experience. ## Version history (last 3 releases) ### 1.0.2 — 2024-11-20 Healthily fill your free time! Train your brain, let the eyes enjoy, and happy emotions come and stay for the whole day. This amazing Nuts Bolts Jam game will hook you for hours. Download and Play NOW! ### 1.0.1 — 2024-10-08 Healthily fill your free time! Train your brain, let the eyes enjoy, and happy emotions come and stay for the whole day. This amazing Nuts Bolts Jam game will hook you for hours. Download and Play NOW! ### 1.0.0 — 2024-10-07 No release notes. ## Apps similar to Unscrew Master | App | Rating | Price | Category | | --- | --- | --- | --- | | [Bolt Spin : Color Screw](https://appshunter.io/ios/app/bolt-spin-color-screw/id6736963667) | 4.7 (37) | Free | Games | | [Button Jam - Puzzle Game](https://appshunter.io/ios/app/button-jam-puzzle-game/id6738404002) | 1.0 (1) | Free | Games | | [Brick Puzzles](https://appshunter.io/ios/app/brick-puzzles/id6738674450) | 3.5 (4) | Free | Games | | [Bus Go: Color Car Sort](https://appshunter.io/ios/app/bus-go-color-car-sort/id6738939162) | 4.2 (5) | Free | Games | | [Screw Jam Out: Pin Puzzle](https://appshunter.io/ios/app/screw-jam-out-pin-puzzle/id6720726422) | 4.7 (126) | Free | Games | | [Bus Traffic: Car Puzzle 3D](https://appshunter.io/ios/app/bus-traffic-car-puzzle-3d/id6737322389) | 5.0 (175) | Free | Games | ## More apps by 389.MC JOINT STOCK COMPANY - [Mixing Monster: DIY Makeup](https://appshunter.io/ios/app/mixing-monster-diy-makeup/id6450246240) - [Kaiberloops・AI Art Generator](https://appshunter.io/ios/app/kaiberloopsai-art-generator/id6450603975) - [Talking Juan - Troll Juan](https://appshunter.io/ios/app/talking-juan-troll-juan/id6450774358) - [Block Craft Monster Shooter](https://appshunter.io/ios/app/block-craft-monster-shooter/id6450776224) - [Couple Mix Monster: Makeover](https://appshunter.io/ios/app/couple-mix-monster-makeover/id6451095252) - [Merge Animal : AI Mix Generate](https://appshunter.io/ios/app/merge-animal-ai-mix-generate/id6455260898) All apps by 389.MC JOINT STOCK COMPANY: https://appshunter.io/developer/1692472575 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-11.*