A hard sci-fi idle game evolving from the Big Bang to an interstellar civilization
Stage
Not given
Not given
Founded
Not given
Not given
Based in
IN
Not given
Pricing model
Free
Freemium
Pricing
Not given
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)
Key features
Approved results - results only count when all players approve them
72 built-in games across sports, board games, cards and esports
Head-to-head records between players
Cups and tournaments with round-robin, knockout or best-of series
Group boards and podiums for regular crews
Game invites with waitlist management
Direct and group chat with reactions
40 badges earned from approved games
Guest players - friends can play without downloading the app
Offline support - results sync when connection returns
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
What makes it different
Results require approval from all players - nobody marks their own homework
72 games that score the way they're played - sets for tennis, times for races
Friends can play without the app as guests
Works offline and syncs when back online
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
log8
Cosmos Era