Sins Of A Solar Empire is described as 'Sins of a Solar Empire is the next generation of real-time space strategy and the first chapter in an epic sci-fi saga' and is a RTS Game in the Games category. There are more than 10 games similar to Sins Of A Solar Empire for a variety of platforms, including Windows, Steam, Linux, Android and Online / Web-based. The best alternative is Stellaris. It's not free, so if you're looking for a free alternative, you could try Planet Capture or Edgeworld. Other Sins Of A Solar Empire like games are Galactic Civilizations (Paid), Endless Space (Paid), Sword of the Stars (Paid) and Space Empires IV Deluxe (Paid).
Galactic Civilizations III is the largest strategy sandbox ever made. Start with a single world and expand across the galaxy through diplomacy, trade, cultural hegemony or military conquest in this single-player or multiplayer 4X strategy game. Represent entire series of Galactic Civilizations games.
It is the year 2405, and human scientists have discovered a new technology that allows travel from star to star at speeds faster than light. But tragedy strikes, as Earth is ravaged by an alien force. The dawning of a new era was stymied by a grim, new reality... Represent entire series of Sword of the Stars games.
The award-winning Space Empires IV Deluxe is the latest edition in the Space Empires series. A grand strategy title in the space 4X (explore, expand, exploit, and exterminate) genre, Space Empires has already found a place in the heart of strategy gamers everywhere.
Turn based, 4X, empire space builder, singleplayer, asymmetric, Emperor focused grand strategy. The game is a fast-paced, turn-based space empire builder with no micromanagement, asymmetric mechanics, and that focuses on you as the emperor.
Imperium Galactica II: Alliances is a real-time game featuring aspects of RTT, RTS and empire-building computer games from the Hungarian-based studio Digital Reality. It is the sequel to Digital Reality's previous game, Imperium Galactica.