Gacha Calc: Probability Sim
Gacha Calc: Probability Sim Summary
Gacha Calc: Probability Sim is a ad-supported Android app in Tools by simplewoody. Released in Jan 2026 (2 months ago). It has about 26+ installs Based on AppGoblin estimates, it reaches roughly 6.00 monthly active users and generates around $<10K monthly revenue (0% IAP / 100% ads). Store metadata: updated Mar 15, 2026.
Recent activity: 3.00 installs this week (11 over 4 weeks) showing below average growth View trends →
Store info: Last updated on Google Play on Mar 15, 2026 .
0★
Ratings: 0
Screenshots
App Description
Calculate Gacha Odds & Costs
Are you a fan of in-game gacha draws, opening your wallet based solely on the hope of "This time, it has to drop"?
The [Gacha Calc: Probability Sim] is your essential tool, helping you predict spending and make smarter drawing plans based on mathematical probability, not just intuition.
✨ Key Features
- Accurate Probability Calculation (Independent Trials): Simply enter the item's drop rate (%) and your desired number of attempts. The app instantly calculates the "Probability of acquiring at least one item."
- Predictive Table: We provide an easy-to-read table showing the minimum number of attempts and the estimated cost required to reach your target probability milestones (e.g., 50%, 90% success rate).
- History Tracking: Conveniently save your calculation results and check your simulation data anytime in the history log, allowing you to track your past strategies.
- Clean UI/UX: The app offers a simple, intuitive design that anyone can use—no complex formulas, just instant input and immediate results.
💰 Stop Overspending Now!
Instead of relying on vague expectations, use the [Gacha Calc: Probability Sim] to predict your goal achievement rate and optimize your spending.