Auto-caption French videos

Automatically add accurate captions to your French videos in less than 5 minutes. Sonix extracts speech, generates perfectly-timed captions, and exports to SRT or VTT format.

Free to start — no credit card required.See pricing

5-minute processing
SRT & VTT export
YouTube compatible
French transcription guide

Auto-caption French videos
in 6 easy steps

  1. 1
    Sign in to Sonix~30 sec

    Log in or start a free trial with 30 minutes of auto-captioning for French videos.

  2. 2
    Upload your video~1 min

    Click 'Upload' and choose the French video file you want auto-captioned.

    50+ formats supported
  3. 3
    Select language~5 min

    Select French as the language spoken, then click 'Transcribe' to extract all speech from your video.

    Word-level timestamps
  4. 4
    Split into captions~1 min

    Open the Subtitles menu and select 'Split subtitles' to break your transcript into timed caption segments.

  5. 5
    Polish your captions~2 min

    Correct proper nouns and technical terms, then fine-tune the timing of your French captions.

  6. 6
    Export captions~10 sec

    Click 'Export' and choose SRT or VTT for your French captions, ready for any video platform.

    30+ export formats
The French language

Understanding French transcription

Who transcribes French content?

French transcription is used by broadcasters and journalists in France, Belgium, and Quebec, by international bodies where French is an official working language (the UN, EU, and African Union), and by courts and government agencies in officially bilingual Canada. Academic researchers, NGOs working across Francophone Africa, documentary filmmakers, and podcast producers also rely on French transcripts for interviews, subtitles, and archives.

French dialects and accents

French varies noticeably between Metropolitan (European) French, Canadian French (including Québécois, with distinct vowel sounds and vocabulary), and the many African varieties spoken in countries like Senegal, Ivory Coast, and the Democratic Republic of the Congo. Belgian and Swiss French are close to the Metropolitan standard but use different number words (septante, nonante), which matters when verifying figures in a transcript.

Where French is spoken

French is spoken in Belgium, Benin, Burkina Faso, Burundi, Cameroon, Canada, Central African Republic, Chad, Comoros, Democratic Republic of the Congo, Djibouti, Dominica, Equatorial Guinea, France, Gabon, Guinea, Haiti, Ivory Coast, Luxembourg, Madagascar, Mali, Monaco, Niger, Republic of the Congo, Rwanda, Saint Lucia, Senegal, Seychelles, Switzerland, Togo, and Vanuatu.

5min
Caption generation
1-hour French video captioned in ~5 minutes
99%
Caption accuracy
Industry-leading French speech recognition
40+
Video formats supported
MP4, MOV, AVI, MKV, WebM, and more
SRT/VTT
Caption export formats
YouTube, Vimeo, Facebook compatible
French transcription FAQ

Frequently asked questions about
French auto-captioning

How long does it take to auto-caption French videos?

Sonix uses cutting-edge transcription algorithms to caption your French videos in minutes. Our servers can auto-caption a one-hour French video in under 5 minutes. You can then edit and fine-tune using our powerful subtitle editor.

What caption file formats does Sonix export?

Sonix exports French captions in two industry-standard formats: SubRip (.srt) and WebVTT (.vtt). Both formats are compatible with YouTube, Vimeo, Facebook, and virtually all video platforms and players.

Can I burn captions directly into my French video?

Yes! From the Subtitles menu, you can choose to burn-in the French captions directly into your video. This creates a new video file with permanent, embedded captions that display on any device.

How accurate are French auto-captions?

Sonix delivers 85-99% accuracy for French auto-captioning, depending on audio quality. Clear audio with minimal background noise achieves the best results. Our AI models are trained specifically for French speech patterns.

Can I customize caption styling?

Yes. Sonix lets you customize font size, font color, background color, and caption positioning. These styling options are preserved when you burn captions into your video.

Do auto-captions work with YouTube?

Absolutely. Export your French captions as an SRT or VTT file and upload directly to YouTube. Your captions will sync perfectly with your video's audio.

Can Sonix transcribe Canadian French?

Yes. Sonix transcribes French audio from Canada as well as Europe and Africa, and the in-browser editor lets you review and correct any regional vocabulary while listening to the synced audio.

Does French transcription handle accents from African countries?

Sonix accepts French recordings from any region, including Francophone Africa. Because the transcript is stitched to the audio, you can quickly verify passages with regional pronunciation or code-switching and fix them in the editor.

Can I export French subtitles from my transcript?

Yes. After transcribing a French audio or video file, you can export the transcript as SRT or VTT subtitle files, as a Word document, or in dozens of other formats.

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