Everything About Korean Spell Checking
This free Korean spell checker finds spelling and spacing errors in any text — cover letters, reports, blog posts, or emails — just by pasting it in. It supports up to 10,000 characters per check, so even long documents can be reviewed at once. No sign-up or installation is needed; it runs right in your browser.
Results are organized by error type. Spelling and spacing errors each get a distinct badge so you can tell them apart at a glance, and the original text is shown side by side with the suggested correction. The corrected text view then assembles all fixes into a final version you can copy to your clipboard with a single click.
Korean is notoriously tricky when it comes to spacing rules. Dependent nouns are written separately while particles attach to the preceding word, and the many exceptions confuse even frequent writers. Common mistakes include 안되/안 돼, 할게/할께, and 며칠/몇일 — checking your writing regularly helps the correct forms become second nature.
Pro tip: always run job applications and official documents through a spell check before submitting, since a single typo can undermine the credibility of the entire text. That said, proper nouns, newly coined words, and technical terms may be flagged incorrectly, so review each suggestion in context rather than accepting everything blindly. If you also need to count characters, try the character counter tool alongside this one.