Code Stars Product
Video to Text Converter
Turn any video or audio into accurate subtitles offline. Export SRT & VTT. No internet. No data. Pure AI on your device.
iOS
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Product overview
About This App
TranscriptVault turns any video or audio file into accurate text — completely offline. No internet. No uploads. No privacy risk. Your files never leave your device.
Whether you're transcribing a lecture, generating subtitles for a video, or captioning content for social media, TranscriptVault does it all — instantly, privately, and for free.
** OFFLINE VIDEO & AUDIO TRANSCRIPTION**
Convert MP4, MOV, AVI, MKV, WEBM, MP3, WAV, M4A, AAC and more to plain text in seconds. All processing happens on your device using powerful Vosk AI — no cloud, no subscription, no data shared.
** AI SUBTITLE GENERATOR (SRT & VTT)**
Automatically generate perfectly timed subtitles from any video. Watch your video with a live subtitle overlay that syncs to every word in real time.
** FULL SUBTITLE EDITOR**
Review and refine every caption before you export. Edit text, delete unwanted lines, or flag lines for review — all in a clean, intuitive interface.
** TRANSLATE SUBTITLES INTO 20 LANGUAGES**
Instantly translate your subtitles into English, Spanish, French, German, Portuguese, Italian, Russian, Chinese, Japanese, Korean, Arabic, Hindi, Turkish, Dutch, Polish, Vietnamese, Swedish, Ukrainian, Persian, and Indonesian.
** CUSTOMIZABLE SUBTITLE STYLE**
Choose your font size (10–28), toggle bold and italic, pick your text color, and set a background color. Make captions look exactly the way you want before exporting.
** BURN SUBTITLES INTO VIDEO**
Permanently embed subtitles into your video file with one tap. Share the captioned video directly from the app — no quality loss, no third-party tools needed.
** EXPORT SRT & VTT FILES**
Export subtitles in industry-standard .SRT or .VTT format. Compatible with YouTube, Instagram, TikTok, Premiere Pro, Final Cut Pro, and all major video platforms.
** SAVED SUBTITLE FILES**
All your exported subtitle files are saved in-app. View parsed subtitle lines with timecodes, switch to raw file view, copy to clipboard, or re-share anytime.
** 50+ LANGUAGE MODELS**
Download Vosk language models for English, Spanish, French, German, Chinese, Japanese, Hindi, Arabic, Russian, Portuguese, Italian, Korean, and many more. Works fully offline once downloaded.
** COMPLETE PRIVACY**
No account. No sign-in. No data collection. Everything — transcription, subtitle generation, translation — runs privately on your device.
** PRO FEATURES**
Upgrade to TranscriptVault Pro to unlock unlimited AI subtitle generation, remove all ads, and get instant access to every feature with no restrictions.
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**WHAT PEOPLE USE IT FOR:**
• Students transcribing lectures and class recordings
• Content creators adding captions to YouTube, TikTok, and Instagram videos
• Journalists transcribing interviews and press conferences
• Podcasters creating full transcripts and show notes
• Professionals captioning meeting recordings
• Filmmakers generating subtitles for short films and documentaries
• Language learners reading along with foreign-language audio
---
**SUPPORTED FORMATS:**
Video: MP4, MOV, AVI, MKV, WEBM
Audio: MP3, WAV, M4A, AAC, and more
**EXPORT FORMATS:** .SRT · .VTT · Plain Text
Whether you're transcribing a lecture, generating subtitles for a video, or captioning content for social media, TranscriptVault does it all — instantly, privately, and for free.
** OFFLINE VIDEO & AUDIO TRANSCRIPTION**
Convert MP4, MOV, AVI, MKV, WEBM, MP3, WAV, M4A, AAC and more to plain text in seconds. All processing happens on your device using powerful Vosk AI — no cloud, no subscription, no data shared.
** AI SUBTITLE GENERATOR (SRT & VTT)**
Automatically generate perfectly timed subtitles from any video. Watch your video with a live subtitle overlay that syncs to every word in real time.
** FULL SUBTITLE EDITOR**
Review and refine every caption before you export. Edit text, delete unwanted lines, or flag lines for review — all in a clean, intuitive interface.
** TRANSLATE SUBTITLES INTO 20 LANGUAGES**
Instantly translate your subtitles into English, Spanish, French, German, Portuguese, Italian, Russian, Chinese, Japanese, Korean, Arabic, Hindi, Turkish, Dutch, Polish, Vietnamese, Swedish, Ukrainian, Persian, and Indonesian.
** CUSTOMIZABLE SUBTITLE STYLE**
Choose your font size (10–28), toggle bold and italic, pick your text color, and set a background color. Make captions look exactly the way you want before exporting.
** BURN SUBTITLES INTO VIDEO**
Permanently embed subtitles into your video file with one tap. Share the captioned video directly from the app — no quality loss, no third-party tools needed.
** EXPORT SRT & VTT FILES**
Export subtitles in industry-standard .SRT or .VTT format. Compatible with YouTube, Instagram, TikTok, Premiere Pro, Final Cut Pro, and all major video platforms.
** SAVED SUBTITLE FILES**
All your exported subtitle files are saved in-app. View parsed subtitle lines with timecodes, switch to raw file view, copy to clipboard, or re-share anytime.
** 50+ LANGUAGE MODELS**
Download Vosk language models for English, Spanish, French, German, Chinese, Japanese, Hindi, Arabic, Russian, Portuguese, Italian, Korean, and many more. Works fully offline once downloaded.
** COMPLETE PRIVACY**
No account. No sign-in. No data collection. Everything — transcription, subtitle generation, translation — runs privately on your device.
** PRO FEATURES**
Upgrade to TranscriptVault Pro to unlock unlimited AI subtitle generation, remove all ads, and get instant access to every feature with no restrictions.
---
**WHAT PEOPLE USE IT FOR:**
• Students transcribing lectures and class recordings
• Content creators adding captions to YouTube, TikTok, and Instagram videos
• Journalists transcribing interviews and press conferences
• Podcasters creating full transcripts and show notes
• Professionals captioning meeting recordings
• Filmmakers generating subtitles for short films and documentaries
• Language learners reading along with foreign-language audio
---
**SUPPORTED FORMATS:**
Video: MP4, MOV, AVI, MKV, WEBM
Audio: MP3, WAV, M4A, AAC, and more
**EXPORT FORMATS:** .SRT · .VTT · Plain Text