PC Steam $3.99 Region US
Simulation · Imoyokan
QTI - Quantum Tunnel Idle
Steam Deck Unsupported Windows Brazil · l
3 user reviews · 33% of 3
Wait for a sale Price verdict · US updated 2 days ago
No discount right now. The current price is 100% of the way from its all-time low to full price.
Why this verdict
Price position between all-time low and full price 100%
All-time low $0.79 · 12d ago
Player reviews 33% positive of 3
Quality score 33/100 · small sample
Value score 0/100
Offers
Official store prices and labeled keyshop comparisons
Official stores (1)
Direct store link. Payment stays with the store.
Report a problem
Price history
Accepted price history and recorded lows
Historical lows
All-time low ATL $0.79 2026-07-07
3-month low $0.79
12-month low $0.79
Current $3.99
Sale cadence
Recorded sale starts 1
Since the latest sale started 12.4 days
Price events From the accepted price history
Jul 9, 2026
Sale ended · back to $3.99
Jul 7, 2026
New all-time low $0.79
About this game
What this game is, in the developer's words
AN IDLE GAME BASED ON THE "TUNNELING EFFECT"!
VERY ECCENTRIC IDLE GAME AGAIN!
Quantum Tunnel Idle is a unique game that blends the intrigue of quantum physics theories with the addictive elements of idle games. Embark on a journey with a determined monkey as it attempts to break through walls, aiming to demonstrate the concept of quantum tunneling. Dive into the mysteries of quantum mechanics in our immersive setting and enjoy our deep gameplay.
Features
Upgrades
Each collision with a wall earns players gold. This gold can be used to upgrade dice, enhancing your capabilities and adding an additional layer of strategy and enjoyment to the game.
Prestige
As your journey progresses, the 'Prestige' feature becomes available. This allows for a part of the game is reset, offering the chance for even more powerful upgrades and breathing new life into your playthrough.
Theory
The 'Theory' feature unveils new quantum theories as you advance through each stage. Each theory can be strengthened over time, adding to the depth of the gameplay and giving you more insight into the complex world of quantum physics.
Apple Tree
The 'Apple Tree' feature, which allows players to grow apples over time. These trees yield various rewards, providing a continuous sense of achievement and discovery.
Enjoy our unique setting revolving around quantum mechanics and our deep gameplay. Quantum Tunnel Idle awaits your journey beyond comprehension.
Quantum Tunnel Idle is a unique game that blends the intrigue of quantum physics theories with the addictive elements of idle games. Embark on a journey with a determined monkey as it attempts to break through walls, aiming to demonstrate the concept of quantum tunneling. Dive into the mysteries of quantum mechanics in our immersive setting and enjoy our deep gameplay.
Just keep crashing into the wall!
Features
Upgrades
Each collision with a wall earns players gold. This gold can be used to upgrade dice, enhancing your capabilities and adding an additional layer of strategy and enjoyment to the game.
Prestige
As your journey progresses, the 'Prestige' feature becomes available. This allows for a part of the game is reset, offering the chance for even more powerful upgrades and breathing new life into your playthrough.
Theory
The 'Theory' feature unveils new quantum theories as you advance through each stage. Each theory can be strengthened over time, adding to the depth of the gameplay and giving you more insight into the complex world of quantum physics.
Apple Tree
The 'Apple Tree' feature, which allows players to grow apples over time. These trees yield various rewards, providing a continuous sense of achievement and discovery.
Controls
The monkey automatically continues to run to the wall. All you have to do is just click upgrade.Enjoy our unique setting revolving around quantum mechanics and our deep gameplay. Quantum Tunnel Idle awaits your journey beyond comprehension.
Media
Trailers and screenshots straight from the store page
QTI - Quantum Tunnel Idle price history and current deals
QTI - Quantum Tunnel Idle for PC currently sells from $3.99 at authorized stores. Its all-time low is $0.79, set on 2026-07-07.
Frequently asked questions
Answered from this game's own price and edition data
How does the current QTI - Quantum Tunnel Idle price compare?
The price verdict is wait. The current price is 100% of the way from its all-time low to full price. Seasonal sales have priced it lower.
How does $3.99 compare with the QTI - Quantum Tunnel Idle price history?
$3.99 is 100% of the way from the all-time low of $0.79 to the full price. A lower price is recorded in the history.
Which stores list QTI - Quantum Tunnel Idle?
QTI - Quantum Tunnel Idle is tracked at steam. This section lists authorized stores and links to their store pages.
Scores
Steam reviews 3 user reviews · 33%
Media (7)





Tech
Steam DeckUnsupported
SteamOSNot supported
Requirements
Facts
DeveloperImoyokan
PublisherIdle System, Inc.
GenresSimulation
TagsSimulation · Education · Idler · Casual · Auto Battler · Sandbox · Incremental · Time Management · Cute · Anime · Comedy · Funny · Automation · Singleplayer
ModesSingle-player
Links
Ratings
Brazill
Indonesia3+
Germany (Steam rating)0+
