Probability Challenge
Probability Challenge Summary
Probability Challenge is a free iOS app in Games by Calista Reiko. Released in Jul 2026 (recently released ago). Store last updated Jul 5, 2026
Probability Challenge SDKs Summary
App not yet scanned for SDKs.
0★
Ratings: 0
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App Description
Probability Challenge
About the Game
Probability Challenge is a fun and addictive puzzle game that combines probability, strategy, and a little bit of luck. Every decision matters as you predict whether the next hidden number will be Higher or Lower than the current one.
Don't rely on luck alone. Before every turn, the game reveals the real probability of each option based on the remaining numbers. Will you play it safe by choosing the more likely outcome, or take a calculated risk for a greater reward? Every choice could bring you closer to a new high score... or end your run instantly.
Gameplay
Each level consists of 10 prediction rounds.
The first level uses numbers from 1 to 10.
As you progress, the range expands to 1–20, 1–30, 1–40, and beyond, making every prediction more challenging.
Every number appears only once during a level.
After the first number is revealed, predict whether the next number will be:
Higher
Lower
Before you choose, the game displays the actual probability of each option based on the numbers that haven't appeared yet.
Risk vs. Reward
Every decision is a balance between safety and risk.
Choose the Higher Probability Option
Correct: +1 Star
Wrong: −3 Stars
Choose the Lower Probability Option
Correct: +3 Stars
Wrong: −1 Star
Every Star is worth 10 Score points.
However, if your Stars reach 0, the game ends immediately.
Increasing Challenge
As you complete levels, the range of possible numbers becomes larger, making probability calculations more difficult and every decision more meaningful.
Will you:
Play safely to protect your Stars?
Or take calculated risks to earn bigger rewards?
There is no perfect strategy. Success comes from combining logical thinking, smart decision-making, and a little luck.
Features
Easy to learn, challenging to master.
Real-time probability calculation every turn.
Unique risk-versus-reward gameplay.
Improve your logical thinking and decision-making skills.
Cute, colorful visuals with relaxing gameplay.
Compete for the highest score and climb the leaderboard.
Can you beat the odds, make the smartest choices, and become the ultimate Probability Challenge