A color grid puzzle with no timer, no lives, and no move limit
A hard sci-fi idle game evolving from the Big Bang to an interstellar civilization
Stage
Startup
Not given
Founded
2026
Not given
Based in
Not given
Not given
Pricing model
Freemium
Freemium
Pricing
Free to play all 450 levels. One-time purchase to remove ads.
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
450 fixed, solver-checked levels
Hidden mosaic revealed per world
Boss decks multi-board challenges
Fully offline play
Color-blind friendly with optional icons
One free hint per puzzle
Undo and reset at any time
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
No timer, lives, or move limits that interrupt gameplay
All 450 levels fixed and solver-checked, not randomly generated
Color-blind accessible with optional non-hue cues
Plays completely offline with no account required
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
ColorPath
Cosmos Era