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Pass and Play Games vs Cosmos Era

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Pass and Play Games compared with Cosmos Era
DetailPass and Play Games logo Pass and Play GamesCosmos Era logo Cosmos Era
What it doesFree board, dice and party games for people sitting together on one device A hard sci-fi idle game evolving from the Big Bang to an interstellar civilization
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelFree Freemium
PricingNot 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
  • 24+ games including Chess, Ludo, Checkers, Backgammon and party games
  • Computer opponents at selectable difficulty levels
  • Optional pass screen between turns
  • Automatic game saving after every move
  • Works offline after first visit
  • Installable as home screen app
  • No sign-up or account required
  • Plain-English rules guides and beginner tutorials
  • Supports 2 to 12 players
  • Game state persists across sessions
  • 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
  • Designed specifically for multiple players sharing one device, not requiring separate devices or accounts
  • Works offline without internet connection after first visit
  • Games automatically save after every move so progress is never lost
  • Free with no sign-up, accounts or personal information 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
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)2 no change since last checkNot checked yet no change since last check
Trust Flow (Majestic)50
Citation Flow (Majestic)115
Referring domains (Majestic)22

4 details filled in for both companies.

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