Quantum Conundrum
Fair · Strategy · 2012
Steam Deck PlayableThe verdict
WAIT.
Fair today. The Winter Sale opens Dec 17, and it was discounted in 8 of its last 8 seasonal sales; 89% in the Winter Sale 2025.
Today
$8.99Fair
Typical seasonal cut
$0.9889% offWorth it
- Cost per hour▼
- $1.43/hr
- Reviews▼
- 85% of 2,161
- Critics
- 77 players 8 higher
- Genre rank
- Top 8% Strategy
Holding it back: Reviews, Cost per hour
Why
Watch this gameOne alert at $0.98 or less.
Time and effort
- Main story
- 6.3h
- To 100%
- 16.3h 2.6x the story
- Achievements
- 25
Price and sales
- Sales
- 84 on record
- Typical cut
- 89% off
- Steam low
- $0.98 December 2017
- Sale every
- 46d last October 2026
Players and genre
- Online
- 1 now
- Cheaper than
- 42% of its genre
- Better reviewed
- 88% of its genre
Price and player charts
The drop-off
92% start to <1% rarestThis site could not identify an ending achievement for this game, so there is no finish rate. Steam global achievements
The value story
The value story
It has been discounted 84 times in the 14 years tracked here. The median cut across all of them is 89 percent, about 7 weeks apart. Today it is at full price, and its last discount ended about 4 weeks ago.
Its score puts it in the top 8 percent of the games it competes with. It is better reviewed than 88 percent of its genre. Among the games that feel like it, Suicide Guy ($0.77, scores 79) beats it on value, while it beats DEPLOYMENT ($11.99, scores 41).
More about Quantum Conundrum
77 from critics against 85 percent from players, and the player number comes from people who own the game.
Of the 381 Steam-purchase reviews this site sampled, 1 comes from a buyer who refunded the game, sampled from reviews written March 2020 to October 2026. Inside the two-hour refund window, 68 percent of the 231 reviews written there were positive, against 85 percent overall, and those are 13 percent of everything written about it.
Finishing takes 6.3 hours; clearing it takes 16, which is 2.6 times the campaign.
Buy now or wait
Buy now or wait
Last discount ended 31 days ago.
Sources: IsThereAnyDeal, Valve.
What drives the score
Grades: S best, D weakest
S is the best grade and D the weakest, judged as a buyer. ▲ raises the score, ▼ lowers it, ? is an input we do not have, • is a fact this genre's score does not use. How the grades work
What players say
If Portal/Portal2 are S-Tier cinematic puzzle games, Qantum Conundrum is A-Tier. REALLY good game. Not quite Portal, but absolutely still one of the most well directed puzzle games on Steam. (probably rank 2 or 3 depending on whether you count Portal as one or two games) A lot of the more impressive Puzzle games on Steam tend to be really quiet. Like a small studio or a single developer creates the puzzle, puts some...
1 more review
Quantum Conundrum will surely please fans of Portal as it's essentially the same game, albeit with a few missing quirks that made the latter so beloved and iconic. In Quantum Conundrum, you play as a boy visiting their (totally-not-mad) scientist uncle's clifftop mansion, only to find that your uncle has gone missing! Whoa! However, he's not quite missing so much as… "disembodied." You hear his voice during your...
Steam reviews, mixed to its ratio and rotated daily. Opinions are theirs.
About the game
Find and rescue your uncle by using his newest invention to work your way through a crazy complex mansion as you switch between dimensions and solve puzzles!
Minimum specs
Minimum on the Steam store: 2 GB of memory, GeForce 8800 GT 512 MB / ATI Radeon HD 2900 512 MB, 1.8 GB of storage. Windows only.
Cite this score
Quantum Conundrum scores 63/100 on the BANG Score (fair value) as of Nov 8, 2026. The BANG Score rates what a game is worth for the money. Via Steam BANGERS. https://steambangers.com/game/200010/quantum-conundrumReviews set the ceiling, and price against real length moves the BANG Score inside it. How it works, and where it is weak → Steam reviews as of Nov 1, price as of Nov 7. A number here look wrong? Tell me and I will check the inputs.