Last 7 days
Screenshots, achievements, specs, every price change and sale we've seen on Steam, and trading cards.
Loading from Steam…
Steam prices for United States (change the country in the top bar), and Steam keys from authorized stores.
Checking other stores…
Loading from Steam…
62% positive of 8 · 8 user reviews · Live from Steam
Loading reviews from Steam…
Anyone with a time machine can change history, but saving it requires creative problem solving. Pocket sized episodes based on the greatest unsolved mysteries; solve, manipulate, interrogate and impersonate. The only thing you don't have to worry about with time travel is being late.
Live data from Steam, tracked by SteamPlayerBase.
What changed on Steam for this game since we started following it: prices and sales, builds, name, release date and review score.
Review score: 62% on 2026-11-03 → 62% today (8 reviews)
No changes recorded yet.
No authorized Steam key store lists this game right now.
4 items on Steam, newest first.
Not tested by Valve yet. Results from Valve's own testing.
Valve hasn't published test details for this game.
Every build released on Steam for this game since we started tracking it, with the developer's patch notes. Updated within minutes of each new build.
Completely stuck on a puzzle? Is Nostradamus being unusually vague? Walkthrough guides are now available in a retro comic book format on the games menu screen (opens a link to the ono site) or can be directly accessed here; https://jdswifty.wixsite.com/onogame…
The disappearance of Amelia Earhart is one of the great mysteries. There are many conspiracy theories about the fate of the 'Flying Laboratory', the most prevailing of which are explored in the episode. I have tried to tread as carefully as possible – this was…
"To be or not to be.. I know that guy!" Alex knows as much about Rene Descartes as he does about effective plague cures. But all Alex has to do is find Pierre Descartes, grandfather of the famous philosopher, mathematician, and not playwright, Rene, and Emit c…
The third episode is now available! When I discovered the story of a famous 15th century Lord forever imprisoned in an eternal game of cards with the Devil I knew I wanted to make an episode based on it. I'm still discovering what makes for for a good puzzle a…
To uncover who destroyed the Hydro Processor Alex will have to jump nearly 60 years ahead of his own time, but despite the technological advances he will find that people are alike all over.. The inspiration for the atmosphere and tone of this episode comes fr…
Since I was a kid I've dreamed of creating video games. Now I'm almost 40 a part of me had given up hope. But a year ago I left my job and today I'm so happy to announce the release of 'The Twilight of Infinity' on Steam! Thank you to everyone who has helped m…