What is the cheapest place to buy The Promethium Effect - The Idle Clicker MMO?

Steam at $1.29 — an official store, and the lowest of the 1 store we compare for your region. Prices update through the day, so check the table above before buying.

Is The Promethium Effect - The Idle Clicker MMO free?

No — The Promethium Effect - The Idle Clicker MMO is a paid game. The cheapest we can find it is $1.29.

Has The Promethium Effect - The Idle Clicker MMO ever been cheaper?

No — the current price matches the lowest we have tracked since we started tracking it in September 2026, $1.29.

Can I play The Promethium Effect - The Idle Clicker MMO on Mac?

Yes. The Promethium Effect - The Idle Clicker MMO has a native macOS version on Steam.

Is The Promethium Effect - The Idle Clicker MMO on PC Game Pass?

No — The Promethium Effect - The Idle Clicker MMO is not on PC Game Pass right now. The best price to buy it right now is $1.29.

The Promethium Effect - The Idle Clicker MMO

Name: The Promethium Effect - The Idle Clicker MMO
Brand: Zendo Games
Availability: InStock

Zendo Games · November 27, 2017 · Massively Multiplayer, Indie, Casual, Action, Incremental

Buy The Promethium Effect - The Idle Clicker MMO from Steam at $1.29 — the cheapest of 1 store we compare.

Action deals Indie deals

Mostly Negative29% · 14 📈 Making a comeback 40%

Best price

35 All-time low

$1.29

⭐ lowest tracked

Buy at Steam

Prices last checked 24 Sep 2026, 15:02 UTC

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Where to buy The Promethium Effect - The Idle Clicker MMO — official stores

Steam

Standard Edition · Steam

$1.29

Buy

The Promethium Effect - The Idle Clicker MMO price by region

The Promethium Effect - The Idle Clicker MMO costs $1.29 in the United States, £1.59 in the United Kingdom, $1.59 in Georgia (USD), CA$2.19 in Canada, NZ$2.39 in New Zealand, R$4.29 in Brazil and zł7.19 in Poland right now.

Cheapest The Promethium Effect - The Idle Clicker MMO offer in each region, in local currency
Region	Best price	Official store	Key shop	Stores
United Statesyour region	$1.29	$1.29	—	1
United Kingdom	£1.59	£1.59	—	1
Georgia (USD)	$1.59	$1.59	—	1
Canada	CA$2.19	CA$2.19	—	1
New Zealand	NZ$2.39	NZ$2.39	—	1
Brazil	R$4.29	R$4.29	—	1
Poland	zł7.19	zł7.19	—	1

Each row is a real price from that region's own stores, not a currency conversion, so the figures are not directly comparable. Switch regions in the header to shop the one you buy in.

Screenshots

About The Promethium Effect - The Idle Clicker MMO

✦ AI summary

The Promethium Effect - The Idle Clicker MMO puts you in charge of a ruthless asteroid mining corporation competing for the galaxy's rarest element, managing production, raiding rivals, and hiring mercenaries to dominate the market. It blends frantic asteroid shooting with addictive clicker mechanics in a multiplayer sci-fi economy where success means outsmarting and outmaneuvering everyone else chasing the same fortune.

The Promethium Effect is an immersion into a cutthroat science fiction world where you manage an aggressive asteroid mining corporation. Your goal: Promethium...an incredibly rare element that has been proven to revolutionize the speed of manufacturing and productivity. The more you can get your hands on, the more profitable your corporation. There's just one problem: everyone else wants the same thing, and they want what you have.

Your job as head of the corporation is to take on the role of manager, pirate, and bounty hunter. All for the growth of the corporation.

Protect your assets, steal from the weak, post bounties and pay others to do your dirty work to get ahead.

Blending a fast-paced asteroid shooter with the joy of casual clicker-style games, The Promethium Effect takes casual gaming to a worthy new level.

The Promethium Effect - The Idle Clicker MMO — game info

Platforms: Windows, macOS
Player modes: Single-player, Multiplayer
PC Game Pass: Not included

More games like this:Mac games

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The Promethium Effect - The Idle Clicker MMO — questions & answers

What is the cheapest place to buy The Promethium Effect - The Idle Clicker MMO?: Steam at $1.29 — an official store, and the lowest of the 1 store we compare for your region. Prices update through the day, so check the table above before buying.
Is The Promethium Effect - The Idle Clicker MMO free?: No — The Promethium Effect - The Idle Clicker MMO is a paid game. The cheapest we can find it is $1.29.
Has The Promethium Effect - The Idle Clicker MMO ever been cheaper?: No — the current price matches the lowest we have tracked since we started tracking it in September 2026, $1.29.
Can I play The Promethium Effect - The Idle Clicker MMO on Mac?: Yes. The Promethium Effect - The Idle Clicker MMO has a native macOS version on Steam.
Is The Promethium Effect - The Idle Clicker MMO on PC Game Pass?: No — The Promethium Effect - The Idle Clicker MMO is not on PC Game Pass right now. The best price to buy it right now is $1.29.

What Steam players say

Recent verbatim reviews from Steam — separate from playze.io community reviews below.

Not recommended Jan 2, 2018

I've never been so bombarded by microtransactions in a paid game before. Avoid.

26 found this helpful

Not recommended Jan 20, 2018

Not fun.

8 found this helpful

Not recommended Apr 10, 2018

Game dead. Not recommended.

6 found this helpful

Not recommended Dec 25, 2018

Abandoned.

5 found this helpful

Not recommended Mar 29, 2019

garbage only half a clicker not very idle at all

2 found this helpful

Recommended Dec 27, 2017

Fun combination of clicker and 2D space shooter. Simple, but very engaging.

2 found this helpful

Community reviews

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0 reviews

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