Typing Practice

It divides the number of correctly typed characters by the elapsed time in minutes to get characters per minute. Mistyped characters aren't counted.

It's the percentage of correctly typed characters out of all characters you typed. Characters removed with backspace are excluded from the stats.

No. All calculations happen entirely in your browser and are never sent to or stored on a server.

Yes — as long as a run isn't currently in progress, you can switch between 30, 60, and 120 seconds anytime.

Yes. Switch to the Korean page to practice typing with Korean sentences using the same format.