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Contraption Game

Contraption Game Slot Detail

Build a steampunk slot machine in Slot Contraption Game, the tinkerer title from Concept Gaming.
However it’s built, there’s no doubt that the design team has an excellent command of their craft. Special features include expanding wilds, free spins with triple win multipliers, an instant win Bonus Feature, and Progressive Jackpot wins.


It’s less of a slot machine…

… more of a slot contraption!

Building video slots in the modern age involves writing a lot of code. But in the LoFi-world of this title, there’s a lot more handiwork involved.

Brass and iron is everywhere. Gaming symbols include a brass gauntlets, heeled metallic boots, angel wings, top hats, robotic sheriffs, aviator goggles, a golden gun, and a steaming cup of coffee (it’s literally steampunk!

The excellent Welsh firm Concept Gaming is squarely in their element here.

This company isn’t exactly a household name, but they been releasing quality work since 2010. As they often create software for other casinos, it’s no surprise if players aren’t familiar with their work. In fact, it’s easy to play one of their games without even knowing it!

Yellow Bonus symbols open the way to the instant win Bonus Feature.

The most important gaming symbol, though…

Free Spin symbol. Three or more such of these award 13 free spins with a triple win multiplier!

Betting Options and Functions

There are 20 adjustable pay lines, all paying in both directions.

Between 1–5 coins can be wagered per line, and coin value is adjustable from 0.

Player options, payline information, game rules, and more are available via a pop-up menu. Autoplay can be engaged for up to 500 spins in a row, with optional win/loss limits available.

The theoretical return to player (RTP) sits slightly below average at 94.


The appearance of three or more Free Spin symbols on the reels awards the Free Spin Feature.

The appearance of three or more Bonus symbols on the reels awards the Bonus Feature.
Choose among the available options to award an instant win payout.
More choices are awarded when more symbols begin the feature.
Prizes range from 5–400x the total bet.

A progressive jackpot can be won on any spin.
Jackpot wins are more likely when playing on higher bet levels.
Only one player can win the Jackpot at a time.

Our Take

Fans of airship-heavy steampunk genre will delight in this title, but it’s worth a look for all fans on online slot play.

We would have preferred slightly higher RTP, but the abundance of bonus features make this slot well worth a try. This is one contraption we’d like to take for a spin!