Games similar to Hydrogen Line include OGame, which has a free version. Other options are Space Agency, Space Agency 2138, Stellaron and Gratuitous Space Battles. You can choose from more than 10 RTS Games like Hydrogen Line for the web, Android, iPhone, Windows and Mac.
Battle for universal dominance in the timeless space strategy classic OGame: conquer new planets, research ground-breaking technologies, form alliances and fight space wars with other emperors.
Germany
EU
Despite of the source that most OGame servers runs, we have revolutionized with unique add-ons that makes us distant from the typical OGame. Our contents are inspired on some 4x games such Civilization VI, Stellaris, Endless Space and others.
Who needs backstory? Who needs resource-gathering? Diplomacy is so last year. Gratuitous Space Battles cuts right to the chase of sci-fi strategy games, and deals with large, completely unjustified space battles between huge opposing space fleets.
Xterium (War of Alliance) is a strategic space simulator in real time. Fight with thousands of players around the world at the same time to become the best. To do this you will need a regular browser. Learn how to manage a Space Empire!.
ItalyEU
Old Light is a slow strategy game across a shared galaxy. Found one empire in a shared galaxy, build, scout, and send fleets while the galaxy keeps turning with the tab closed.
NetherlandsEU
Entropia Universe is a massively multiplayer online virtual universe designed by the Swedish software company MindArk, based in Gothenburg. Entropia uses a micropayment business model, in which players may buy in-game currency (PED - Project Entropia Dollars) with real money...
Galaxy Reborn: Second Empire is a massively multiplayer online real-time strategy (MMORTS) game for Android and IOS set in space. You compete with thousands of players across the world as you build your empire and prepare to dominate the galaxy!
United States
Bitfighter is a fast-paced team-based outer-space multi-player combat game. There are many game modes and unique maps. Players can (and do) create maps by using the built-in map editor. Space exploration for warfare, construction, and beyond! It's fast, fun, and frenetic.
Vendetta Online is a 3D space combat MMORPG for Windows, Mac, Linux and Android. This MMO permits thousands of players to interact as the pilots of spaceships in a vast universe. Users may build their characters in any direction they desire, becoming rich captains of industry...
United States
Explore OGame at OGame.life a strategic space adventure where you build empires, conquer galaxies, and battle rivals. Join now and dominate the universe!.
United Kingdom
