Sins of a Solar Empire: Trinity®: Steam price vs key
Sins of a Solar Empire: Trinity® costs €3.48 as a key at BuyCheapKeys, versus a regular price of €10.25 on the Steam Store: you save €6.77 (66% less). The key activates on your Steam account and it's exactly the same game (prices from October 3, 2026).
- Instant deliveryKey by email and in your account
- Full guaranteeReplacement or refund
- Secure paymentCard, PayPal, Google Pay, Apple Pay
- Activates on SteamSame game in your library
- Up to 4% cashbackWith the VIP Club
Should I buy Sins of a Solar Empire: Trinity® now? A steal: buy it now
The key costs €6.77 less than the regular Steam price and is at its lowest recorded price.
Price score: 10/10 · The key is 66% below the regular Steam price.
The same game, for less
A Steam key gives you exactly the same as buying on Steam. Only the price changes.
Available Sins of a Solar Empire: Trinity® keys
1 offer, sorted by price
- €3.48Buy
Sins of a Solar Empire: Trinity
CheapestSteam keyGlobal-€6.77 compared with the Steam regular price
Sins of a Solar Empire: Trinity® price history
- Steam regular price€10.25
- BuyCheapKeys key€3.48
We've been tracking this game since October 3, 2026. The chart will appear once there are a few days of data.
How to activate the Sins of a Solar Empire: Trinity® key
- 1
Buy the key
Choose the Sins of a Solar Empire: Trinity® offer and pay. You get the key instantly.
- 2
Open Steam
Go to “Games” › “Activate a Product on Steam”.
- 3
Redeem and play
Paste the key and the game stays in your library forever.
Sins of a Solar Empire: Trinity® FAQ
›How much is Sins of a Solar Empire: Trinity® on Steam?
The regular Steam price of Sins of a Solar Empire: Trinity® is €10.25. At BuyCheapKeys the Steam key costs €3.48, €6.77 less.
›Where to buy Sins of a Solar Empire: Trinity® cheapest?
The cheapest option is the BuyCheapKeys Steam key for €3.48, 66% below the regular Steam price. Instant delivery and it activates on Steam.
›Is the Sins of a Solar Empire: Trinity® key the same game as on Steam?
Yes. When you redeem the key, Sins of a Solar Empire: Trinity® is added to your Steam account with achievements, cloud saves and updates, just as if you bought it on Steam.
›What is the lowest price for Sins of a Solar Empire: Trinity® at BuyCheapKeys?
The lowest recorded price for the key at BuyCheapKeys is €3.48 (October 3, 2026). Today it costs €3.48.
›Will the Sins of a Solar Empire: Trinity® key work in my country?
We list Global and Europe region keys. Each BuyCheapKeys product page tells you whether it can be activated in your country before you buy.
›Is it safe to buy from BuyCheapKeys?
Yes. Delivery is instant by email and in your account, we accept card, PayPal, Google Pay and Apple Pay, and every purchase is covered by a replacement or refund guarantee.
›Does Sins of a Solar Empire: Trinity® work on Steam Deck?
Valve rates it “Playable” on Steam Deck. Once the key is activated on Steam you can play it on Steam Deck just like on PC.
›Is Sins of a Solar Empire: Trinity® worth it?
It has 78% positive reviews out of 688 on Steam (“Mostly Positive”), was released in 2011 and is developed by Ironclad Games Corporation. Genres: 4X, PvP, PvE, Real-Time.
Games like Sins of a Solar Empire: Trinity®, cheaper as a key
Not on SteamThe Political Machine 2020
-71% vs Steam RRPSiege of Centauri
-85% vs Steam RRPSorcerer King: Rivals
-57% vs Steam RRPGalactic Civilizations® I: Ultimate Edition
-38% vs Steam RRPAshes of the Singularity: Escalation - Secret Missions DLC
-86% vs Steam RRPGalactic Civilizations III
Sins of a Solar Empire: Trinity®
€3.48