CaptionHub Voiceover
Editable AI voiceover
Realistic AI voices
Over 100 languages with editing capabilities for near instant high-quality voiceover
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Editable AI voiceover
Generate and fine-tune realistic voiceovers in seconds — no studio time, no re-records.
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Realistic voices in over 100 languages
Access a diverse library of lifelike AI voices that speak with every audience.
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Instant updates, zero delay
Need to tweak a script or insert a pause? Edit your script and timing regenerate instantly — updates take seconds, not days.
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Seamless subtitle-to-voice sync
Turn subtitles into natural-sounding voiceovers with perfect timing and customisable pronunciation.
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Consistent quality at scale
Produce high-quality voiceovers across entire content libraries — with consistent delivery and tone.
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Feature checklist
Natural-sounding voice synthesis
120+ lifelike AI voices
Voice cloning support
Pronunciation dictionaries
Frame-accurate editing
Replace background audio
Audio sync for timing control
Multi-track publishing to platforms
Built for enterprise scale
Whether you're building your business, expanding internationally, or cutting costs—CaptionHub works for you.
Why CaptionHubUnparalleled scale
CaptionHub's infrastructure and application architecture powers the world's most demanding subtitling and workflow requirements, without missing a beat.
Quality and accuracy
We responsibly leverage AI to enhance caption accuracy, tailored specifically to your language domain, ensuring precision and relevance in communication.
Completely flexible
Customise CaptionHub to fit your business and give you the controls you need with policies, roles, and approval workflows.
Security by design
Your data security is our top priority. We have ISO 27001 certification and Cyber Essentials Plus, and we're GDPR compliant. So you can rest assured that your content and data is safe.
Intelligent, connected multimedia localisation.
CaptionHub is an AI-powered collaborative platform for multilingual subtitling and voiceover.