Papercup
Papercup is a powerful AI dubbing and video translation software that enables users to localize their videos into multiple languages with a...
Last verified:
What is Papercup?
Papercup is RWS's AI dubbing orchestration layer, purpose-built for TV, film, and digital content localization. It enables organizations to localize more content, accelerate time to market, and optimize costs while maintaining brand safety, compliance, and creative standards. The platform integrates into existing media platforms, allowing secure, centralized management of multilingual video content across complex global distribution environments.
Key features include automatic cross-lingual prosody transfer (XLPT) technology that preserves tone, pacing, and emotional nuance across languages, protecting the original speaker's voice and character. The workflow includes context-aware transcription and validation, AI translation with human post-editing, voice selection and AI speech generation, adaptation and speech editing, audio engineering and mixing, and client review with platform-ready export. The platform supports transcript and translation editing, enabling teams to refine synchronization, improve audio accuracy, and adjust lip sync where required.
Papercup is designed for media companies, TV and film producers, digital content creators, enterprises with video training materials, e-learning providers, and organizations needing scalable video localization. It supports scripted drama, documentaries, sports highlights, factual programming, YouTube content, and branded video content. The platform handles multiple voices with automatic speaker detection, maintaining clear character distinction across scenes.
The solution combines AI-powered technology with RWS's global network of 43K+ premium linguists across 197 countries, leveraging 70+ years of localization leadership. It's trusted by 80+ of the world's top 100 brands and offers tiered localization strategies for premium titles with full production workflows or cost-effective AI-enabled approaches for large catalogs.
Papercup pricing
Pricing model: Free
The website does not publicly display specific pricing details. Papercup operates as an enterprise solution through RWS, requiring contact for a demo or consultation. The platform offers tiered localization strategies allowing clients to choose between premium titles with full production workflows or cost-effective AI-enabled approaches for large catalogs. Pricing appears to be customized based on content volume, language requirements, and whether clients opt for AI dubbing services, professional voice-over services, or a hybrid model. Contact the RWS team for pricing information tailored to specific content strategy needs.
Papercup pros
- Accelerates localization timelines from months to days
- Preserves original speaker's voice characteristics across languages
- Maintains emotional nuance and prosody through XLPT technology
- Supports automatic speaker detection for multiple voices
- Combines AI speed with human expert validation
- Centralized management of multilingual video content
- Built-in governance and quality control
- Platform-ready export with broadcast-ready audio formats
- Supports lip sync adjustment and timing refinement
- Ethically sourced voices with full licensing and compliance
- Scales from premium titles to large catalogs efficiently
- Test new markets before committing to full investment
- 43K+ linguists across 197 countries for cultural authenticity
- Integrates seamlessly into existing media platforms
- Hybrid model balancing AI speed with professional craft
Papercup cons
- AI alone cannot deliver authentic performance without human review
- Highly nuanced emotional content may require human intervention
- Requires human post-editing for cultural and linguistic nuance
- Premium cost compared to pure AI-only solutions
- Complex workflow with six distinct stages may slow simple projects
- Lip sync adjustment requires manual editing effort
- Not ideal for standalone use without RWS human expertise
- Voice cloning requires full licensing and compliance process
Frequently asked questions about Papercup
What is AI dubbing and how does it work?
AI dubbing uses advanced artificial intelligence to automatically generate multilingual voiceovers, replacing original audio with synthesized voices in other languages. The process involves AI models trained on human speech patterns, enabling fast, scalable dubbing. RWS combines this technology with linguistic expertise, ensuring content resonates naturally across global markets. AI dubbing includes transcription, translation, voice generation, and synchronization with human review to protect meaning, tone, and brand consistency.
When should I choose AI voiceovers versus human voiceovers?
AI voiceovers offer rapid turnaround, scalability, and cost efficiency, making them ideal for large-scale or frequent projects. Human voiceovers provide nuanced emotional expression and tone accuracy, ideal for highly creative or emotive content. RWS strategically blends both AI and human voiceovers, offering optimal quality, cost-efficiency, and scalability tailored to specific needs. For brand-critical performance, professional voice-over services remain the best fit. For scale, speed, and frequent updates, AI voiceover with human oversight is often the better path.
What benefits do AI dubbing and voiceover services provide?
AI dubbing and voiceover services significantly speed up localization timelines, reduce production costs, and enhance content scalability. They facilitate rapid market entry, consistent voice quality across languages, and greater flexibility for content updates. RWS's advanced AI ensures high-quality, culturally accurate dubbing tailored to global audiences. They can also support accessibility needs, including captions, depending on delivery requirements.
Can AI dubbing capture nuanced emotions and varying speech tones?
Advanced AI dubbing technology increasingly captures nuanced emotions and varying speech tones. While AI excels at clarity, consistency, and scalability, highly nuanced emotional content may benefit from human intervention. RWS provides hybrid solutions, combining AI dubbing and professional human voiceovers to ensure accurate emotional and tonal matches tailored precisely to content needs. Teams can select accents and voice style by market so localized versions feel natural to native audiences.
What content types work best for AI voiceovers?
AI voiceovers work exceptionally well for training modules, eLearning content, corporate videos, product demonstrations, informational content, and frequent multimedia updates. For highly creative or nuanced emotional content, RWS recommends combining AI with professional human voice actors, delivering optimal quality and cultural resonance. For multi-speaker content, the workflow supports speaker handling so each person remains distinct and consistent.
How does RWS ensure AI voiceover quality?
RWS ensures AI voiceover quality through rigorous linguistic and cultural reviews by human experts, complemented by advanced quality assurance technologies. Specialists review AI-generated audio to ensure naturalness, accuracy, proper pronunciation, synchronization, and cultural appropriateness, delivering authentic, engaging voiceover content for global markets. Where needed, teams can manually edit transcripts and translations to improve synchronization and reduce rework.
How do I request a demo or consultation for Papercup?
Requesting a demo or consultation is simple—contact the RWS team today. Specialists will demonstrate AI dubbing capabilities, discuss content needs, answer questions clearly, and guide step-by-step through the onboarding process, ensuring seamless integration of AI-powered dubbing into global communication strategy. They'll help decide whether AI dubbing services, professional voice-over services, or a hybrid model is right for each content type, from internal training to customer-facing video.
What is the difference between dubbing and voiceover?
Dubbing replaces the original dialogue track so on-screen speakers appear to speak the target language. It often requires tighter synchronization and may include lip sync to match mouth movements. Voiceover typically sits over the original audio or replaces it without lip sync. It's commonly used for narration, training videos, documentaries, and corporate content. Most organizations use both. The right choice depends on audience expectations, content type, and the level of emotional nuance required.
Does Papercup support multiple speakers in a single video?
Yes, Papercup's automatic speaker detection supports multiple voices and maintains clear character distinction across scenes. The workflow supports speaker handling so each person remains distinct and consistent. This capability works across scripted drama, documentaries, sports highlights, and factual programming, adapting performance to content type and audience expectations while supporting scalable AI dubbing.
What services does RWS offer beyond AI dubbing?
Beyond AI dubbing, voice and audio services extend to human dubbing and voice direction, subtitling and SDH, captioning, audio description, post-production and audio engineering, localized graphics and compliance support, and custom AI solutions for media and entertainment lifecycles. From premium voice actors to scalable AI voice cloning, RWS creates hybrid models that balance creativity, efficiency, and control, tailoring the right approach to each content strategy.