名字轉盤

Yes. Dokall uses the browser's cryptographic random number generator (crypto.getRandomValues) to pick the winner. Each name has an equal chance of being selected. The visual spin animation is for effect - the winner is determined before the wheel stops.

There is no hard limit. The wheel adjusts to fit your list. Very long lists (100+ names) produce thin segments that are harder to read, but the random selection remains fair. Consider splitting large groups into rounds for better visibility.

Yes. After a winner is picked, you can remove that name from the list and spin again for the next pick. This is useful for giveaways where you need multiple unique winners without repeats.

Once the page is loaded, spinning works without an internet connection. Names and results stay in your browser session. Reloading the page clears the list unless you have saved it elsewhere.

Yes. Teachers use random name pickers for fair student selection, team assignment, and quiz participation. Paste your class roster, spin once per activity, and remove winners to avoid repeats within the same session.