Labyrinth of Probability

Probability Paradox Roguelike

Free · In‑App Purchases · Designed for iPad. Not verified for macOS.

8 probability paradoxes become cards. Monty Hall, Birthday Paradox, False Positive — wield math to defeat enemies. Choose your fate, open a door, survive 9 rooms. Labyrinth of Probability is a card-battle roguelike where you experience probability paradoxes firsthand. 8 famous probability paradoxes become cards in your hand. Choose your fate, open doors, and use probability to fight through 9 rooms of enemies. ◆ 8 PROBABILITY PARADOXES Monty Hall Problem, Birthday Paradox, Bertrand's Box, Simpson's Paradox, False Positive Problem, Two Envelope Problem, Galileo's Dice, HH vs HT. Textbook puzzles become attack and support cards. ◆ A ROLL OF FATE Roll the dice at the start of each run and choose between two fates. Probability Blessing, Probability Curse, Wind of Bias — your choice shapes the entire run. ◆ 4 DOOR TYPES Choose between two doors each room. Fierce (guaranteed reward), Double Strike (play 2 cards), Healing (HP recovery), Observation (see your roll first). ◆ ENEMY WEAKNESSES & RESISTANCES 5 enemy types have category weaknesses and resistances. Exploit conditional probability against Goblins, use trials against Dragons. The final boss has random weaknesses each run. ◆ 4 BUILDS Strategist (door penalty halved), Gambler (low-odds card bonus), Analyst (damage reduction), Paradoxer (enhanced events). Match your playstyle. ◆ 4 DIFFICULTY TIERS Normal, Hard, Expert, Master. HP and damage scale with difficulty. Higher tiers mean bigger score bonuses. ◆ STRATEGIC RESULT CHOICES After defeating an enemy: get greedy or pass safely? On failure: endure or cut your losses? Each choice carries over to affect the next room. ◆ DEEP REPLAYABILITY - Score history tracks your adventures - S through D rank evaluation - Random events: healing springs, curse traps, treasure chests, merchants - Card upgrades via auto-merge of duplicates Master probability. Master the labyrinth.

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We have made adjustments to the game balance.

Version 1.4

The developer, Fuji Bit LLC., indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Used to Track You

    The following data may be used to track you across apps and websites owned by other companies:

    • Identifiers
    • Usage Data

  • Data Not Linked to You

    The following data may be collected but it is not linked to your identity:

    • Identifiers
    • Usage Data

Privacy practices may vary, for example, based on the features you use or your age. Learn More

Accessibility

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Information

Seller
  • Fuji Bit LLC.
Size
  • 5.1 MB
Category
  • Card
Compatibility
Requires iOS 17.0 or later.
  • iPhone
    Requires iOS 17.0 or later.
  • iPad
    Requires iPadOS 17.0 or later.
  • Mac
    Requires macOS 14.0 or later and a Mac with Apple M1 chip or later.
  • Apple Vision
    Requires visionOS 1.0 or later.
Languages
  • English and Japanese
Age Rating
9+
  • 9+
  • Learn More
  • Infrequent
    Cartoon or Fantasy Violence
    Horror/Fear Themes

    Contains
    Advertising
In-App Purchases
Yes
Copyright
  • © 2026 Fuji Bit
  • Developer Website
  • Privacy Policy

    • More by Fuji Bit LLC.