One source SRT became six market-ready files with timing untouched. Our agency quoted two weeks for the same job.
English → Korean · timing preserved: Translate Subtitles from English to Korean
Korean fits more meaning into fewer characters but is read more slowly, so reading speed matters more than line length. Upload an SRT, VTT or video and get Korean captions on the original timing.
SRT & VTT in and out · videos up to 8 GB · no credit card needed
Timing stays. Korean comes in.
We rebuilt the studio in winter.겨울에 스튜디오를 새로 꾸몄어요.
And since then every episode sounds warmer.그 뒤로 모든 에피소드가 더 따뜻하게 들려요.
People hear it right away.사람들은 바로 알아차려요.
Timecodes untouched
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MP3, MP4, M4A, MOV, AAC, WAV, OGG, OPUS, MPEG, WMA, WMV
No credit card required · Files encrypted · Never used for AI training
What Changes When English Becomes Korean
Three things worth knowing before you ship Korean captions.
Hangul packs a syllable into each block, so Korean captions are visibly shorter than the English original. That does not mean more can fit: guidelines for Korean assume a lower reading speed than for Latin scripts, so a cue that comfortably held an English line may be too fast for its Korean equivalent even though the text looks shorter.
Korean encodes the relationship between speakers in the verb ending. Polite 존댓말 suits interviews, instruction and anything addressing an audience; casual 반말 suits friends and informal vlogs. English carries none of this information, so it has to be inferred from context — and then held consistent, because switching mid-scene implies a change in the relationship itself.
Korean spacing rules group particles with the words they attach to. Breaking a line in the wrong place separates a word from its particle and forces the reader to re-parse the sentence — the kind of friction that makes subtitles tiring rather than invisible.
One English cue, translated into Korean
Korean needs far fewer characters, but each one takes longer to read.
- 00:00:02,600 → 00:00:05,400
English: Please check the file before uploading it.
Korean: 업로드하기 전에 파일을 확인해 주세요.
- 00:00:05,800 → 00:00:07,200
English: Thanks for watching!
Korean: 시청해 주셔서 감사합니다!
The first line drops from 42 to 21 characters and would be split after 전에 to stay near 16 per line. Both lines use the polite 합니다/주세요 level expected in a public video.
English → Korean, Done Right
Fewer characters per line, the same English timing.
Paced for Korean reading speed
Lines are phrased to be read comfortably inside the original cue, not just translated to fit the character count.
One speech level throughout
Polite or casual endings stay consistent instead of alternating between cues.
Cues keep their English timing
Korean lines inherit the start and end time of each English cue, so the subtitles stay in sync after translation.
Line breaks reviewed by meaning
Each Korean line sits next to its English original, so a break that splits a meaning unit is easy to move before export.
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Rated Excellent 4.8/5 based on 580+ reviews
Uploaded a two-hour recording during lunch — the transcript was waiting before I finished my coffee. The accuracy genuinely surprised me.
Our legal team approved it because processing stays on EU infrastructure. That alone ruled out most of the competition.
Seeing source and translation together makes QA fast. We ship subtitles the same day we cut the video.
No card, no tricks — I tested real files before paying and upgraded a week later because the workflow stuck.
Had trouble with a huge file — support walked me through batch upload the same morning. Rare these days.
