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About Congruence

Congruence
Congruence
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Congruence

Congruence - about the game

Manipulate pentominoes to create shapes with the same outline

Some pairs have multiple solutions

There are 513 different congruences to find in total

Use in-game HINT system to show the outline

Play on a Steam Deck, with a controller, keyboard & touchpad, or mouse-only

Indie Casual Family Sharing Single-player Steam Achievements Full controller support Steam Cloud

Age rating

Unavailable

Everything you need to know about Congruence PC

Before you start looking for a cheap Congruence CD Key, take a moment to check the essentials:
- Developed by CSLE
- Published by CSLE
- PC released date: 05 Sep 2025
- Genres: Indie, Casual
- Categories: Family Sharing, Single-player, Steam Achievements, Full controller support, Steam Cloud

Ready to ride? Set a price alert on XD.Deals and grab a discounted Congruence Steam key the moment it reaches its next historical low.

Can I play Congruence on Steam Deck?

Not yet rated. Valve hasn’t published any data on Congruence Steam Deck compatibility. No Verified/Playable badge appears for now. Check back on XD.Deals, we monitor new Valve ratings daily and crowd-tag titles to show whether you can already play Congruence on Steam Deck with community-tested tweaks.

Can I play Congruence on Steam?

Yes. A Congruence Steam version exists. Pick any offer tagged "Steam Key" on XD.Deals, redeem it in the desktop client, and play Congruence on Steam PC.

Can I play Congruence offline after purchase?

Yes. Once your Steam key is redeemed, you can launch Congruence in Offline Mode via Steam. Your save files will sync the next time you go online.

Can I buy Congruence PC Steam Key?

Yes, you can buy a Congruence Steam Key directly on the Steam Store. At XD.Deals, we aggregate all available Steam DRM offers so you can compare cheap Congruence steam deals in one place.

Where can I find Congruence sale & discount?

At the moment we don't have any live offers for Congruence 2—both official stores (0) and key-shops (0) show the game as sold out or temporarily unavailable…

Congruence PC sale & discount — everything in one place

With XD.deals, PC gamers can instantly see where to buy a cheap Congruence Steam key. Our real-time price-comparison engine and curated coupon database track every official store and trusted key-shop so you don’t have to. Right now we detect this game in 0 live offers from stores and keyshops.

Can I buy Congruence on Steam?

Not yet. There's no Congruence Steam listing right now, so you can't buy Congruence on Steam today. Instead, browse the other Congruence offers on XD.Deals - official stores and keyshops often provide DRM-free or launcher-key versions you can play while waiting for a future Steam release.

Can I buy Congruence here?

No - XD.Deals itself isn't a store. We're a price-comparison service that tracks the best offers for Congruence across official stores and verified key-shops. Click "Shop Now" next to the deal you want, and you’ll be redirected to the retailer's website to complete your purchase and receive the key there.