31 similar games
Games like Rettungssimulator Online
Browser games that play like Rettungssimulator Online, closest match first. Lime means it runs right here.

Take over the job of an emergency service dispatcher. The games below have the most in common with it — 4x (explore, expand, exploit, and exterminate), strategy, open world — ranked by how closely they match, favouring the ones you can play right here in your browser.
Top picks
The 10 closest to Rettungssimulator Online
- TrimpsPlays here
An incremental game focused on resource management where players command creatures called Trimps, using them to gather different materials, engage in combat… In common: 4x (explore, expand, exploit, and exterminate), strategy, simulator.
- 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), open world, strategy.
- Merchant AdventurerPlays here
An economic and political simulation that takes place in the late Medieval and early Renaissance ages. In common: 4x (explore, expand, exploit, and exterminate), open world, strategy.
- Kron Wars
Kron Wars is a persistent browser-based sci-fi MMO where players trade, mine, build corporations, wage wars, hunt bounties, and control entire sectors across… In common: 4x (explore, expand, exploit, and exterminate), open world, strategy.
- Cataclysm: Dark Days AheadPlays here
Cataclysm: Dark Days Ahead (aka Cataclysm DDA or CataDDA) is an open source survival horror roguelike set in a post-apocalyptic and fictional New England. In common: 4x (explore, expand, exploit, and exterminate), open world, simulator.
- 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), strategy, simulator.
- Politics and WarPlays here
Politics and War is a massively-multiplayer geo-political simulation game where players create their own country and compete against thousands of other… In common: 4x (explore, expand, exploit, and exterminate), strategy, simulator.
- NemixarPlays here
Explore, Compete, and Create in a Digital Universe Beyond Boundaries with Nemixar! In common: 4x (explore, expand, exploit, and exterminate), open world, arcade.
- The NemesisPlays here
Explore, Compete, and Create in a Digital Universe Beyond Boundaries with The Nemesis! In common: 4x (explore, expand, exploit, and exterminate), open world, arcade.
- FrontWarsPlays here
FrontWars.io is a large-scale, multiplayer real-time strategy game where players battle for global dominance on a single massive map. In common: 4x (explore, expand, exploit, and exterminate), strategy, simulator.
All matches
Every game like Rettungssimulator Online
PlayableTrimps
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PlayableBetaPolitics and War
Politics · 2014
PlayableEarly accessNemixar
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PlayableEarly accessFrontWars
4X (Explore, Expand, Exploit, and Exterminate) · 2023
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Diplomacy · 2025
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Fantasy · 2024
PlayableHegemarch
Procedural Generation · 2026
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Science fiction · 2018
PlayableBetaOutspace
Space Strategy · 2022
PlayableAlphaInterstellar Empires
Science fiction · 2025
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DelistedWorld Nations Game
War · 2021
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