Dubly.AI vs Papercup (RWS)
Dubly.AI and Papercup (RWS) are often compared, but they solve fundamentally different problems. Dubly.AI is a video dubbing & translation platform built for business video translation. Papercup (RWS) focuses on ai + human qa dubbing for media and enterprise, making it a better fit for broadcasters needing multilingual dubbing at scale. This comparison uses documented facts to show where each one excels and where it falls short.
- Dubly.AI Languages
- 40+
- Papercup (RWS) Languages
- 70+
- Dubly.AI Lip Sync
- 96.4 / 100·Excellenti
- Papercup (RWS) Lip Sync
- Not benchmarkedi
The Key Difference
Dubly.AI approaches the market from a video dubbing & translation perspective, while Papercup (RWS) leads with ai + human qa dubbing for media and enterprise. This difference in DNA shapes every product decision — from which features get the most engineering investment to how pricing is structured. Dubly.AI optimizes for business video translation, while Papercup (RWS) is tuned for broadcasters needing multilingual dubbing at scale.
Feature Comparison
When comparing features, pay attention to more than just checkboxes. Dubly.AI supports 40+ languages and Papercup (RWS) offers 70+ — but raw language count is less important than quality in your target languages. Look at lip sync ratings, multi-speaker handling, and whether the platform produces finished video or just audio tracks.
| Feature | Dubly.AI | Papercup (RWS) |
|---|---|---|
| Primary Focus | Video dubbing & translation | AI + human QA dubbing for media and enterprise |
| Languages | 40+ | 70+ |
| Lip Sync | 96.4 / 100·Excellenti | Not benchmarkedi |
| Voice Cloning | ✓ Yes | ✓ Yes |
| Video Output | ✓ Yes | ✓ Yes |
| Avatar Creation | ✗ No | ✗ No |
| API Access | ✓ Yes | ✓ Yes |
| Multi-Speaker | Auto detection | Auto detection |
| Custom Vocabulary | ✓ Yes | ✓ Yes |
| Unlimited Revisions | ✓ Yes | ✗ No |
Pricing
Pricing in the AI dubbing space is notoriously hard to compare apples-to-apples. Dubly.AI uses a credit-based (one credit per dubbed minute, two with lip sync) model starting at €89/month, while Papercup (RWS) charges via per-minute, enterprise quotes starting at Custom quotes only. The real cost depends on your volume, whether you need lip sync (which often costs extra), and how many team members need access.
| Detail | Dubly.AI | Papercup (RWS) |
|---|---|---|
| Starting Price | €89/month | Custom quotes only |
| Pricing Model | Credit-based (one credit per dubbed minute, two with lip sync) | Per-minute, enterprise quotes |
| Free plan | ✗ No | ✗ No |
| Enterprise Plans | ✓ Yes | ✓ Yes |
Data Privacy & Compliance
Data privacy is where these two platforms differ most. Dubly.AI hosts in the EU (Germany (EU)) including a DPA and no AI training on customer data, Papercup (RWS) outside the EU (UK), with ISO 27001, SOC 2 Type II certification, and states GDPR compliance. For European enterprises or anyone handling sensitive content, this section deserves careful attention.
| Requirement | Dubly.AI | Papercup (RWS) |
|---|---|---|
| Server Location | Germany (EU) | UK |
| DPA Available | ✓ Yes | ✓ Yes |
| No AI Training | ✓ Yes | ✗ No |
Strengths & Weaknesses
Dubly.AI
Strengths
- ✓ Highest score in the independent lip-sync benchmark: 96.4 / 100 (Sept 2026, 1,000 videos, five blind raters per video)
- ✓ Servers in Germany, no AI training on customer data, DPA available on every plan
- ✓ Built-in review workflow: invite external native-speaker reviewers at no seat cost, edit every segment before synthesis, unlimited revisions
- ✓ Glossary holds your terminology across all target languages
Weaknesses
- ✗ No free plan — the trial covers one short video
- ✗ Lip sync is an optional add-on that doubles credit usage (25 credits = 12 minutes with lip sync)
- ✗ UI less polished than some competitors
Papercup (RWS)
Strengths
- ✓ Human-in-the-loop QA — linguistic and cultural review by human experts on every project
- ✓ Transcript and translation editing built into the platform to refine timing and sync
- ✓ AI voice cloning with licensing and compliance handled by RWS
- ✓ Hybrid model: AI dubbing plus professional voice actors for emotional content
Weaknesses
- ✗ No self-serve access — requires a demo and a custom quote
- ✗ No published prices
- ✗ Lip sync not benchmarked; RWS describes it as optional ("may include lip sync")
Frequently Asked Questions
Is Dubly.AI better than Papercup (RWS)?
It depends on your use case. Our pick for business video translation, training and e-learning and 7 more use cases: Dubly.AI. Our pick for managed localisation: Papercup (RWS). This comparison breaks down the differences across lip sync quality, pricing, features, and data privacy.
How much does Dubly.AI cost compared to Papercup (RWS)?
Dubly.AI starts at €89/month (Credit-based (one credit per dubbed minute, two with lip sync)). Papercup (RWS) starts at Custom quotes only (Per-minute, enterprise quotes). Both offer different pricing models, so the actual cost depends on your usage volume.
Which tool has better lip sync quality?
Dubly.AI offers lip sync capabilities.
Read Full Reviews
Dive deeper into each platform with our individual reviews.
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Sources & Further Reading
- Dubly.AI Official Website — Dubly.AI, 2026
- Papercup (RWS) Official Website — Papercup (RWS), 2026
- AI Video Translation Market Report — Market.us, October 2025