Gacha Pull Odds Calculator
한국어See the chance of landing your target in a number of pulls, and how many pulls reach 90%. You can aim for several copies.
What you enter stays on this device. A shared link carries only your numbers, no names and no account.
An independent tool, not tied to any game or company. Enter the rate from the game's notice. Nothing is prefilled. It only counts what you enter.
Rate and pity
Enter the rate from the game's notice.
Copies and pulls
Result
Enter the rate from the game's notice.
- With no pity, the chance of at least one in n pulls is 1 minus (1 - p) to the power n.
- Aim for two or more copies and you need more pulls.
- You get numbers only. The decision is yours.
How it works
- Enter the pull rate from the game's notice. Add the pity count if there is one.
- Enter how many copies you want and how many pulls you'll do. Your current pity and the cost per pull are optional.
- The chance, pulls to reach each level, expected pulls and worst case show up below. Copy the link to show a friend the same numbers.