A hard sci-fi idle game evolving from the Big Bang to an interstellar civilization
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Stage
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Founded
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Based in
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LU
Pricing model
Freemium
Free
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)
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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
Combo multiplier system up to x5
Daily streak with one-day freeze buffer
Global leaderboard with weekly and all-time rankings
Home and lock screen widgets
Score sharing to Instagram stories
Daily reminder notifications
Multiple language support
Golden bottle power-up for double points
Progressive difficulty with increasing pace
Second chance card system per round
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
Free with no ads or in-app purchases
Original soundtrack by band Schëppe Siwen integrated into gameplay
No account required to play
Quick daily gameplay sessions of just minutes
Multiple game modes and ranking systems for competition
Cosmos Era
Apero Drop