Dupery: A Game of Solo Deduction
Give it 2 hours
What the data shows
- In the first 2 hours 1 in 3 reviews are negative (31%); after 4h it's 1 in 5 (19%).
- Few early reviews, so this is a rough estimate.
- 5% of players who start reach the ending.
- Most players drop off before “The Syndicate Defeated” (Successfully finish the Syndicate region): only 5% of starters get there.
- 72% of owners got the first achievement.
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 900 Steam reviews in every language. Median playtime in a sample of 297 reviews: 7.8h for positive, 4h 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 (71.9% of owners), so people who bought the game and never launched it don't count.
- Started playing 100%
- The Syndicate Defeated Successfully finish the Syndicate region. Most players quit here 5% −95
story milestone ending biggest drop-off
Story milestones were labeled by AI from achievement names and descriptions; mistakes are possible.
All achievements (31)
story milestone ending side
- Lone Wolf Solve a case without using any abilities (with at least 1 ability role in play) 100%
- Elementary Solve a Traitor case without arresting a good role. 94%
- Humble Beginnings Successfully finish your first lead 78%
- Den of Sin Unlock the Casino 60%
- Handy Use 100 abilities 50%
- Persecutor Arrest 200 roles 48%
- Successful Gambler Solve a case with more chips than you started with in the Casino 41%
- Master Detective Solve 100 cases 33%
- One For The Team Have a role die from using their own ability. 32%
- The Price of Justice Spend 1000 chips 30%
- No Overtime Pay Solve a case in more than 36 hours 28%
- Dedication Investigate 1000 roles. 27%
- Turbulent Waters Unlock the Docks 27%
- Executioner Kill 100 roles 22%
- Ecologist Solve a case with more than half your fuel remaining in the Docks 20%
- Bad Ending Solve a case with no roles alive or not arrested. 16%
- Thorough Detective Solve 100 cases flawlessly 16%
- Pocket Rockets Have a pair of Aces in your hand in the Casino 15%
- Where It All Began Track down the Syndicate 13%
- Keep the Motor Running Use over 500 fuel. 11%
- Decisive Detective Solve a case without investigating a role. 10%
- Collector Place over 250 stamps 7.8%
- Good Ending Solve a case with no roles arrested or dead. 5.8%
- The Syndicate Defeated Successfully finish the Syndicate region. 5.1%
- Clock Tower Master Beat Tier 9 of the Office 4.5%
- A Strange Town Complete a alternate mode. 2.4%
- Money Maker End a case with over 400 chips in the Casino 2.2%
- Sea Floor Examiner Dredge 100 roles 2.1%
- Beat the Odds Beat Tier 9 of the Casino 1.5%
- Master Seafarer Beat Tier 9 of the Docks 1.0%
- Challenge Accepted Beat the syndicate on Challenge difficulty with all regions on Tier 9 0.3%