Buy Lightmatter Steam Key
Lightmatter Steam Key: compare prices from 13 offers (October 2026)
A Lightmatter Steam Key — also known as a CD Key or digital code — is the official activation code you redeem on Steam and keep in your library permanently. From €0.52 (€0.91 with fees) at Kinguin · 11 verified stores, 13 offers in stock · Updated 01h 38min ago.
Official stores are authorized distributors, and while their prices may be higher than Key stores, their reliability is 100%.
“Choose it if you don’t mind the price difference”Key stores are resellers and marketplaces, which is why they are usually cheaper than official stores. We only show the best ones, so you can rest assured. Plus, we offer our guarantee against any issues.
“Choose it if you’re looking for a great discount”Prices change depending on the selected payment method.
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Final prices with fees
How much does Lightmatter for PC cost right now?
Lightmatter for PC starts at €0.52 (€0.91 with fees) at Kinguin, a Steam key.
That €0.52 (€0.91 with fees) already includes the OCTGOC10 coupon, so apply it at checkout or the store will show you a higher price.
With 13 offers across 11 stores there is enough competition for the price to move, so the gap between the cheapest and the rest is worth checking before you buy.
Is it worth buying the Steam Key for Lightmatter now or waiting?
That €1.49 (€1.78 with fees) key is at one of its best prices.
- Those €1.49 (€1.78 with fees) are 71% below what it usually costs, measured on the store price.
- Only 5 stores sell the Steam Key, and with that little competition the price barely moves.
- Not counting today, the lowest we have recorded for the Steam Key across 299 days is €2.33 — and today it is below that.
Worked out from 747 daily records of the Steam Key for Lightmatter across 11 stores. See the full price history.
The price does not include each store's payment fees. The percentage is measured on the store price, without coupons, because that is how we record the history. The analysis only counts Key offers. Shared accounts, Steam Gift and physical editions stay out, because they are not the same product and their prices move differently.
Can you activate Lightmatter in US?
11 of the 13 offers work on US — the Global ones plus the ones issued for your own region.
Is Lightmatter worth it?
Critics put it at 75 out of 100, though there are only 11 reviews published so far.
Why is there such an expensive Lightmatter offer?
One listing is worth ignoring: the Steam key that GamesPlanet has at €16.06 (no fees) is more than 17 times the cheapest offer and is not what this game costs. The number to work from is €0.52 (€0.91 with fees) at Kinguin.
Most common FAQs when buying Lightmatter for PC in digital format:
Other stores may take 30–40 minutes depending on game availability. On release days, delivery times may be slightly longer.
If you notice an unusually long delay, contact the store or us, and we’ll resolve it as quickly as possible.
There have been occasions when those services were overwhelmed, which is why we also offer 24/7 customer support to help resolve any issues or questions.
In any case, we always offer a 100% guarantee, so you won’t have any problems, and if you do, we’ll resolve them as soon as possible.
Need more help? Use our FAQs.
Lightmatter
Is it worth it?
- 80/100Critics' average scoreOpenCritic · Strong
- 73%Critics recommend it11 critic reviews
- 5.0/5GoCDKeys users1 ratings →
What the press says
Lightmatter is a breath of fresh air to the easily forgettable puzzle genre. The game is an impressive package of well-crafted puzzles, gorgeous art style,... Read more
Lightmatter is full of sarcastic, self-aware humor. The puzzles are incredibly well put together and satisfying to solve. Visually distinct with high contrast between light... Read more
Lightmatter's puzzles are shockingly smart, and getting that "Aha!" moment is brilliant. A little more refining and this may be a true first-person puzzle classic Read more
What makes Lightmatter work isn't the puzzles or the story but how well the two fit together. Read more
If you want four hours of fun puzzles based around manipulating light and dispersing killer shadows, then you really can’t go wrong with Lightmatter. Read more
It might have some problems with its difficulty curve, performance, and the way it's being sold, but Lightmatter is a very solid puzzle game that... Read more
Lightmatter rests somewhere in the middle of the pack when it comes to first person puzzlers. It uses the basic light tools satisfactorily, and the... Read more
It can't step out of the silhouette of its most brilliant predecessor, Portal. Read more
Lightmatter is almost a tribute to Portal, but thanks to its puzzle and the catchy story, it is able to stand on its own feet. Read more
Lightmatter has come up with an interesting idea that definitely has a lot of potential. Even so, it is no match for the king of... Read more
About the game
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