Connect. Communicate. Captivate.
AI-powered collaborative multimedia localization with CaptionHub: communicate with larger audiences at speed and scale.
1,000,000s of minutes of multimedia content each year
Perfect multimedia localisation for brands and language agencies
CaptionHub helps you communicate more quickly and with greater clarity and accuracy to all your audiences, even when they’re multitasking or on the move.
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CaptionHub helps you communicate with greater clarity to all your audiences, even when they're multitasking or on the move.
All the tools in one platform
CaptionHub brings together the features, integrations and people required for a seamless and powerful subtitling experience.
Localise all your media, at speed
CaptionHub just works faster. Through our AI powered engines, our workflow automation and our simple UI, you’ll be slashing turnaround times.
Enterprise-grade security
Our state-of-the-art encryption and security has been designed to ensure that your data is only accessible by those you give permission to.
All the tools you need in one platform
No-code automation
Leverage CaptionHub's no-code subtitling-at-scale feature for instant transcription and translation of video content into multiple languages. Empower non-developers to create powerful, API-driven subtitling workflows effortlessly, automating the process from ingest to delivery for all videos.
Start automating
Create & edit captions in real time with AI
Create and edit captions in real time. Intuitive editing, advanced features for any team member, from producer to linguist – with AI powered translation and speech recognition.
Start editing
Voiceover
Natural text-to-speech in CaptionHub uses realistic AI voices to generate high-quality spoken audio in any voice, style, and language.
Create workflowsCaptionHub Connect for secure vendor collaboration
Secure, seamless and rapid sharing of subtitles between your team and your language vendors. Combine with the API and Automation for advanced and super-charged workflows.
Start captioningLive video subtitling
Live video event subtitling in 130 languages, with zero-latency and highly customisable AI for your company's terminology.
More about liveAnd much more...
Learn how our clients have slashed turnaround times, saved money and improved their brand communication
Join other global enterprise brands using CaptionHub to localise their video and audio, faster, more accurately and more securely than previously possible.
See all customer stories"CaptionHub provides our volunteers with a platform to create high- quality subtitles quickly.Now, our global audiences can access big ideas faster than ever before."
Jenny Zurawell
Director of Localisation
38,946
TED translators using CaptionHub
186,431
Translations to date
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.