Gridworld is a Simulation game from DopplerFrog with a 85% positive Steam review signal. Indie Lantern indexes it for players browsing by single-player.

Game snapshot
- Developer
- DopplerFrog
- Release year
- 2015
- Playtime
- Varies by player
- Price
- $1.99
- Review signal
- 85% positive
Screenshots






System requirements
PC
- Minimum
- OS: Windows 10 (64-bit)
Processor: 2.5 GHz Quad-Core CPU or better
Memory: 8 GB RAM
Graphics: OpenGL 4.0 compatible GPU (e.g. Intel HD 4000 or better; any modern NVIDIA/AMD)
Storage: 500 MB available space
Additional Notes: Java Runtime Environment included. No external Java installation required. - Recommended
- OS: Windows 10 (64-bit)
Processor: 3.0+ GHz quad-core CPU (e.g. Intel Core i5 / Ryzen 5)
Memory: 16 GB RAM
Graphics: Dedicated GPU with OpenGL 4.3+ (e.g. NVIDIA GTX 1050 / AMD RX 560 or newer)
Storage: 1 GB available space
Additional Notes: Java Runtime Environment included. No external Java installation required.
Linux
- Minimum
- OS: Ubuntu 20.04 64-bit or equivalent
Processor: 2.5 GHz quad-core CPU or better
Memory: 8 GB RAM
Graphics: OpenGL 4.0 compatible GPU (e.g. Intel HD 4000 or better; any modern NVIDIA/AMD)
Storage: 500 MB available space
Additional Notes: Java Runtime Environment included. No external Java installation required. - Recommended
- OS: Ubuntu 20.04 64-bit or equivalent
Processor: 3.0+ GHz quad-core CPU (e.g. Intel Core i5 / Ryzen 5)
Memory: 16 GB RAM
Graphics: Dedicated GPU with OpenGL 4.3+ (e.g. NVIDIA GTX 1050 / AMD RX 560 or newer)
Storage: 1 GB available space
Additional Notes: Java Runtime Environment included. No external Java installation required.
From Steam reviews
Review notes
Gridworld is worth a closer look if you want emotional story, body horror, slow burn, and nautical.
Best for players who want emotional story, body horror, nautical, and farming.
Check more carefully if you dislike unclear onboarding and technical roughness.
emotional-story
ToneThe story is framed as affecting rather than just plot-heavy.
body-horror
SettingGrotesque bodies, mutation, or physical corruption are part of the texture.
confusing-onboarding
FrictionThe first hours can be unclear without patience or outside help.
buggy
FrictionTechnical roughness or instability comes up often enough to check.
slow-burn
PacingIt may need time before the payoff lands.
nautical
SettingWater, boats, fishing, or sea travel are important to the feel.
pixel-art
SettingThe visual language is pixel-led or deliberately retro.
farming
Play styleFarming, crops, or harvesting are part of the appeal.
Steam review snapshots
Even faster this time, in only 10 hours the creatures are moving toward food.*Observation of mutation and AI- From here on out, the dominant AI will have a random chance of mutation with each reproductive…It takes a while before any survivable life shows up.Still, it is the best Sea Monkey simulation I've ever seenWhy it fits
Check it if you want simulation filtered by single-player.
Who might skip it
Research further on Steam if you need verified accessibility details, exact playtime, or current system requirements.