Subtitles AI: Auto Captions

Subtitles AI turns any video or audio into accurate captions, transcripts and translations — with no length limit. Detect who is speaking, animate captions word by word, and record with a teleprompter that follows your voice.

AUTO CAPTIONS AND TRANSCRIPTION
• Accurate transcription in 99 languages, with the spoken language detected automatically
• Several languages in one video: give each part its own language, and the translation follows every line
• Video and audio alike: MP4, MOV, M4A, MP3 and more
• No length limit: full films, lectures, podcasts and long interviews
• Smart punctuation, and captions that end where the sentence ends

WHO SAID WHAT
• Automatic speaker detection
• Every speaker gets a color and a name
• Show the speaker's color and name on the video itself
• Rename, merge and filter speakers in one tap

ANIMATED CAPTIONS
• Karaoke captions that light up word by word
• Fade, pop, slide and one-word-at-a-time styles
• Fonts, colors, outline, background and position
• Ready-made styles for short vertical videos

TRANSLATE INTO 135 LANGUAGES
• Translate captions into 135 languages
• Show two languages at once for bilingual viewers
• Several subtitle tracks from one recording

AN EDITOR THAT FITS THE JOB
• Timeline + List, List, Transcript, Timeline, Cards and Speakers views
• Drag, trim, split and merge on the timeline
• Search and replace across the whole file
• Warnings show what still needs fixing

AI SUMMARY
• One tap turns a long recording into a title and a summary
• Key topics and notable quotes, pulled out for you

TELEPROMPTER AND AI SCRIPTS
• Describe a topic and get a script that is ready to read
• Or start from Today's News: pick a story and get a script
• The teleprompter follows your voice and scrolls as you speak
• Reading guide, countdown, mirror mode and Bluetooth remote
• Record with the camera behind the text, or read the script only
• Recordings go straight into Projects and start transcribing

EXPORT
• SRT, VTT and TXT
• Burn captions into the video: MP4, MOV, H.265, up to 8K
• Add your own logo

PRIVACY
• Nothing is uploaded without your permission
• Your content stays yours

TRANSCRIPTION LANGUAGES
English, Spanish, French, German, Italian, Portuguese, Dutch, Russian, Ukrainian, Polish, Turkish, Arabic, Hebrew, Hindi, Chinese, Japanese, Korean, Vietnamese, Thai, Indonesian, Swedish, Danish, Norwegian, Finnish, Greek, Czech, Romanian, Hungarian and 71 more.

SUBSCRIPTION INFORMATION
• Subscriptions renew automatically unless cancelled at least 24 hours before the end of the current period
• Manage or cancel at any time in your App Store account settings
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