Kuji Expected Value Calculator
한국어See the expected value per draw and the average draws until your prize shows up. Prize values are the ones you enter.
What you enter stays on this device. A shared link carries only the box numbers, no names and no account.
An independent tool, not tied to any kuji brand or maker. No product values are prefilled. It only counts what you enter.
What's left in the box
Price and draws
Result
Enter how many tickets are left next to a prize name.
- Expected value per draw is the total value of what's left divided by the tickets left.
- Average draws to the first hit is (tickets left + 1) / (your prize tickets + 1).
- Prizes with no value count as 0, so add a value for any prize you care about.
How it works
- Enter the tickets left for each prize. Name them however you like.
- Tick the prize you want and enter how many you'll draw. Ticket price and prize values are optional.
- The chance, expected draws and expected value per draw show up below. Copy the link to show a friend the same box.