A hard sci-fi idle game evolving from the Big Bang to an interstellar civilization
Don't hand them the win
Stage
Not given
Not given
Founded
Not given
Not given
Based in
Not given
Not given
Pricing model
Freemium
Freemium
Pricing
Free with no ads; optional Supporter: $2.99/mo, $19.99/yr, or $29.99 lifetime; time crystal packs: $1.99 (Skip a night), $4.99 (Skip a wall), $9.99 (Skip a week)
Free to play with ads. Optional one-time purchase to remove ads, and separate purchase to unlock two extra board themes.
Key features
13.8 billion year cosmic timeline from Big Bang to interstellar civilization
118 sourced research cards with scientific citations
12 game eras spanning Cosmos, Life and Civilization
16 different endings
12 civilization channels inspired by science fiction and real concepts
Playable on phone, desktop and iPad with cloud save sync
Installable on phone home screen for offline play
No ads and completely free to play
1,400+ nodes each grounded in real science with sources
Physics-accurate simulation where 1 light-year equals 1 real hour
Pass-and-play for two players on one device
Daily puzzle
Challenge a friend with puzzle codes
Eight language support
Fully offline gameplay
Tablet-optimized layout
Optional ad-free upgrade
What makes it different
Every scientific claim cites real sources with year, researcher and publication
Hard sci-fi design where physics and signal times follow real scientific laws
Completely free with no ads, payment optional and never pay-to-win
Invented game lore clearly separated and labeled apart from real science basis
Curated collection of 24+ open-source astronomy, physics and biology projects
Your opponent chooses the piece you place, creating unique strategic tension
Playable completely offline with no account required
Challenge friends asynchronously using puzzle codes
Five AI difficulty levels including unlockable Grandmaster mode
Cosmos Era
Quads