Create Korean closed captions

Make your videos accessible with ADA-compliant Korean closed captions. Sonix automatically generates accurate captions that meet Section 508 and WCAG 2.1 accessibility standards.

Free to start — no credit card required.See pricing

ADA compliant
508 compliant
WCAG 2.1 ready
Korean transcription guide

Create Korean closed captions in minutes

  1. 1
    Upload your video~1 min

    Upload your video file from your computer or cloud storage.

    50+ formats supported
  2. 2
    AI captioning~5 min

    Sonix AI generates Korean closed captions with models trained for accessibility compliance.

    Word-level timestamps
  3. 3
    Review captions~2 min

    Review and correct your captions in the browser editor with synchronized video playback.

  4. 4
    Export and publish~10 sec

    Download your Korean captions as SRT or VTT files, ready for YouTube, Vimeo, or your website.

    30+ export formats
The Korean language

Understanding Korean transcription

Who transcribes Korean content?

Korean broadcasters, K-content subtitling teams, market researchers conducting interviews in Seoul, and academics in Korean studies transcribe Korean audio regularly. Korean-language diaspora media, churches, and community organizations in the United States, Canada, and Australia also use transcription to caption and archive their content.

Korean dialects and accents

Standard South Korean, based on Seoul speech, dominates broadcast media and is what most speech recognition models are trained on. Regional dialects such as Gyeongsang, Jeolla, and Chungcheong differ in intonation and vocabulary, and Jeju speech is divergent enough that linguists often classify it as a separate language.

Where Korean is spoken

Korean is spoken in South Korea, North Korea, and parts of Australia, Brazil, Canada, Japan, Philippines, and the United States.

5 min
Average turnaround
1-hour video captioned in ~6 minutes
99%
Caption accuracy
Industry-leading Korean recognition
SRT/VTT
Caption formats
Compatible with all major platforms
30+
Platforms supported
YouTube, Vimeo, Facebook, and more
Korean transcription FAQ

Frequently asked questions about
Korean closed captions

What's the difference between closed captions and subtitles?

Closed captions include all audio elements (dialogue, sound effects, music cues) for deaf and hard-of-hearing viewers. Subtitles typically only include dialogue and are meant for viewers who can hear but don't understand the spoken language. Sonix can create both.

Are Sonix captions ADA compliant?

Yes. Sonix generates captions that meet ADA (Americans with Disabilities Act), Section 508, and WCAG 2.1 accessibility requirements. Our captions include accurate timing, proper synchronization, and support for required caption formats.

Can I add sound effect descriptions to captions?

Yes! In the Sonix editor, you can add non-speech audio descriptions like [music playing], [applause], or [door closes]. These descriptions help deaf and hard-of-hearing viewers understand the full audio context.

How accurate are Korean closed captions?

Sonix delivers 85-99% accuracy for Korean captioning depending on audio quality. Clear audio with minimal background noise achieves the best results. You can review and edit captions in our browser-based editor.

What platforms support closed captions?

All major video platforms support closed captions including YouTube, Vimeo, Facebook, Twitter, LinkedIn, and Wistia. Sonix exports SRT and VTT formats compatible with all these platforms and more.

Can I burn captions into my video?

Yes! Sonix offers a burn-in feature that permanently embeds captions into your video file. This is useful for social media where closed captions may not display automatically. See our burn-in subtitles service for more details.

Can Sonix transcribe Korean audio and video files?

Yes. Upload your Korean recording and Sonix generates a transcript in Hangul that you can edit in the browser alongside the synced audio, then export to formats like DOCX, PDF, and SRT.

Does Korean transcription handle regional dialects like Gyeongsang or Jeolla?

Automated models are trained primarily on Seoul-standard Korean, so they generally handle regional accents but strong dialect speech may need more editing. You can review and correct those passages in the synced transcript editor.

Can I translate a Korean transcript into English?

Yes. After transcribing, you can translate the Korean transcript into English and other languages within Sonix, then export the translated documents or subtitles.

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