25 similar games
Games like Astropocalypse
Browser games that play like Astropocalypse, closest match first. Lime means it runs right here.

The fastest 4X there is! The games below have the most in common with it — strategy, science fiction, 4x (explore, expand, exploit, and exterminate) — ranked by how closely they match, favouring the ones you can play right here in your browser.
Top picks
The 10 closest to Astropocalypse
- Planet CrafterPlays on sisyphean-games.itch.io
A card crafting game where you improve your planets to defend against the invaders In common: game jam, science fiction, strategy.
- Zero-G MMOPlays here
A persistent browser MMO set in a 1:1 scale solar system built on real NASA MOLA/LOLA altimetry data, with real orbital physics. In common: 4x (explore, expand, exploit, and exterminate), science fiction, strategy.
- HegemarchPlays here
Hegemarch is a real-time space strategy roguelite played in the web browser. In common: 4x (explore, expand, exploit, and exterminate), science fiction, strategy.
- New WorldsPlays here
New Worlds is a space-faring universe simulation game where you navigate gravity to explore, complete missions, trade, upgrade and improve your ship fleet. In common: 4x (explore, expand, exploit, and exterminate), science fiction, strategy.
- SlipwaysPlays here
Build a vast interstellar empire in 30 minutes flat. In common: 4x (explore, expand, exploit, and exterminate), science fiction, strategy.
- The Not Very Golden Age of PiracyPlays on seadads.itch.io
This is a small, historical game. In common: ludum dare 42, game jam, strategy.
- Rettungssimulator OnlinePlays here
Take over the job of an emergency service dispatcher. In common: 4x (explore, expand, exploit, and exterminate), strategy, arcade.
- OutspacePlays on outspacegame.com
Web browser MMO game made by single person. In common: 4x (explore, expand, exploit, and exterminate), science fiction, strategy.
- Interstellar EmpiresPlays on interstellar-empires.com
Interstellar Empires is a browser-based 4X strategy game where you build a base, manage resources, and expand in a persistent sci fi world. In common: 4x (explore, expand, exploit, and exterminate), science fiction, strategy.
- Abyssus Deep UnderPlays here
Theme: Abyssus Deep Under transports players into an underwater world, where the mysteries of the deep ocean await exploration and conquest. In common: 4x (explore, expand, exploit, and exterminate), science fiction, strategy.
All matches
Every game like Astropocalypse
PlayablePlanet Crafter
Game Jam
PlayableAlphaZero-G MMO
Aliens · 2026
PlayableHegemarch
Procedural Generation · 2026
PlayableEarly accessNew Worlds
Space Simulation · 2026
PlayableSlipways
Science fiction · 2018
PlayableThe Not Very Golden Age of Piracy
Pirates · 2018
PlayableEarly accessRettungssimulator Online
Non-fiction · 2020
PlayableBetaOutspace
Space Strategy · 2022
PlayableAlphaInterstellar Empires
Science fiction · 2025
PlayableBetaAbyssus Deep Under
Underwater · 2024
PlayableAlphaUniverse Dawn
Spaceship · 2024
AlphaKron Wars
Space Simulation · 2026
PlayableXterium: War of Alliances
Space · 2017
PlayableAleryos
Science fiction · 2026
PlayableNeptune's Pride
Science fiction · 2010
PlayableFood and Wood
Fantasy · 2024
PlayableMerchant Adventurer
Pirates · 2022
PlayableBetaPolitics and War
Politics · 2014
PlayableTrimps
Idle Game · 2015
PlayableBetaProject Chameleon
Female Protagonist · 2023
PlayableGob!
Roguelike · 2017
PlayableAlphaPixL War
Pvp

Cardania: Epoch Wars
Blockchain · 2023
Early accessProject Nebula
Space · 2021

Colony Battle
Ants · 2021