Gacha Pity & Pull Probability Calculator
Enter your pity, your 50/50 guarantee and your pulls. Get the exact chance of reaching your target 5★, plus how many pulls you need for a 50%, 90% or 99% chance.
Choose your game
How the numbers are made
- Exact probabilities from dynamic programming over every pity state — no random simulation noise.
- Soft pity, hard pity, 50/50 guarantees and banner-specific rules like Capturing Radiance and Epitomized Path.
- Every rate is listed with its source. Values that are community estimates are marked.
- Runs entirely in your browser. Nothing you type is sent anywhere.