Screenshots
About this game
Screw Master®: Nuts Jam Puzzle is a physics-based puzzle game where players must strategically unscrew nuts to guide objects to their destination. The game features hundreds of levels with increasingly complex challenges. Its simple one-handed controls and satisfying puzzle-solving make it an accessible and engaging experience for casual players.
What players say
Themes from 200 recent Google Play reviews, analysed 28 Aug 2026
Praised
Fun & addictive75
Complained about
Difficulty21Too many ads13
Why we tagged it this way
What each behavioural tag is based on
- Short sessionsRuns are self-contained, so stopping early costs you nothing.
- InterruptiblePut it down mid-session and pick it up cold.
- One-handedPlayable with a thumb, in portrait.
- Needs a connectionOnline-only, so no play on a flight.
- No energy timersNothing caps how long you can play.
- Sound optionalNo audio cue carries information — fine on mute.
- Low focusPlayable while half-distracted.
Commute
Short, interruptible sessions
Flight
Needs a connection
In bed
Works muted, one-handed
With friends
Solo only, no multiplayer
What it costs
| Download | Free |
| In-app purchases | None |
| Ads | Yes |
| Energy timers | None |
From the Google Play listing.
Tags
ReplayabilityHigh
StoryNo Story
SocialSolo
DifficultyNormal
GrindMedium
Brain PowerLight
Story depthNone
PriceFreemium-Fair
PauseableHigh
VibeRelaxing
OrientationPortrait
RatingTeen
DeviceStandard
Has ending?Endless
MultiplayerSolo-Only
GenrePuzzle Physics
👍 One-handed🔇 Mute-friendly⚡ No energy timers👶 Parent-friendly
