AdventureIndie
Kelvin and the Infamous Machine
Give it 1 hour
Gets good by 1h almost every game dips in hours 2–3
Fully opens up by 4h rated like by long-time players
Started playing 51% of owners
Steam reviews 91% positive of 989
What the data shows
- In the first 2 hours 1 in 3 reviews are negative (31%); after 4h it's 1 in 15 (7%).
- Fully opens up by hour 4.
- Few early reviews, so this is a rough estimate.
- Only 51% of owners have even the first achievement — the rest barely played.
When it gets good
Share of positive reviews by how many hours the reviewer had played when writing the review.
before it gets good opening up fully opened up
Based on all 997 Steam reviews in every language. Median playtime in a sample of 297 reviews: 5.1h for positive, 3.7h for negative. Almost every game is rated lower in the first 2–3 hours: that window includes refunds and quick first impressions. What matters is how deep the dip is and how fast the game recovers.
Where players quit
Share of players who started the game and reached each story milestone. 100% is the most common achievement (51.2% of owners), so people who bought the game and never launched it don't count.
Story milestones aren't labeled yet; all achievements are listed below.
All achievements (20)
- DUN-DUN-DUN-DUNNNNNN Complete Chapter 1. 100%
- Subito fortissimo Find the hidden picture in Chapter 1. 97%
- On the shoulders of nitwits Complete Chapter 2. 87%
- Frustrated fireman Hit the unbreakable emergency glass with the hammer three times. 79%
- :) Complete Chapter 3. 77%
- A meeting of the minds Complete the finale. 76%
- At least he's good at math Experience every excerpt from Newton's fanfiction. 58%
- Actually reading the terms and conditions Listen to all of the bartender's disclaimers without skipping any. 57%
- Librus distractificus! Find the hidden picture in Chapter 2. 47%
- If it looks like a duck... Check yourself out in the mirror. 36%
- If it doesn't work this time I quit Perform a toast with the mug filled to each level. 35%
- A (semi) private moment Find the hidden picture in the finale. 32%
- Plumbing the depths Explore the sleeping plant for evidence of a previous meal. 29%
- Dream wrangler Help the sleeping guard catch the centaur. 28%
- Did you seriously just GUESS that? Set the correct combination for the Vitruvian sign without first finding the clue for it. 26%
- World's worst hider Get kicked out of Newton's yard in three different ways. 25%
- Let's do the time warp again! Reset your progress on a chapter you've 100% completed. 24%
- You didn't hear it from me, but... Find the hidden picture in Chapter 3. 23%
- Blasts from the past Dodge Lupin's laser shots until he runs out of one-liners. 22%
- Real-life time traveler Start up the game before a certain other time-traveling adventure game was even released. 14%
Steam page Updated: 2026-10-20.