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Papercup

Enterprise AI video dubbing (now part of RWS)

audio#ai-dubbing#video-localization#enterprise#translation
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Toolglade’s take

Papercup targets enterprise video dubbing with a quality-focused, human-in-the-loop approach, and since its June 2025 acquisition by RWS it is firmly an enterprise, custom-quote product with no free or self-serve tier. That makes it a fit for media companies and businesses localizing high-value video at scale, and a poor fit for individual creators. Buyers should engage RWS directly and confirm current productization under the new ownership.

About Papercup

Papercup is an enterprise AI video dubbing service, acquired by RWS Holdings in June 2025, that translates and dubs video into 70+ languages using synthetic voices with a human-in-the-loop quality process. It targets media companies and enterprises localizing high-value video, with custom per-minute or per-project pricing and no free or self-serve tier.

Papercup is an AI video dubbing company founded in 2017 with the mission of making the world's videos watchable in any language. It combines AI-generated synthetic voices with a human-in-the-loop quality process, aiming for natural, broadcast-suitable dubs rather than fully automated output. It has been used by media companies, publishers, and enterprises to localize archives of video content into languages including Spanish, Portuguese, and others, supporting 70+ languages. In June 2025, Papercup was acquired by RWS Holdings, a large global language-services and technology company, and its dubbing capabilities were folded into RWS's broader localization suite. As a result, Papercup is now positioned squarely as an enterprise offering: pricing is custom, quoted per minute or per project, with no free tier or self-serve consumer plan. This suits organizations localizing high-value or high-volume video, but not casual creators. Because Papercup emphasizes quality control and enterprise workflows, it competes on accuracy, brand-safe output, and integration into professional localization pipelines more than on price or instant self-serve access. Buyers should engage RWS/Papercup directly for scoping, and note that the standalone Papercup product experience may continue to evolve under RWS ownership.

TL;DR

Papercup is an enterprise AI video dubbing service, acquired by RWS Holdings in June 2025, that dubs video into 70+ languages using synthetic voices with human-in-the-loop quality control. It targets media companies and enterprises with custom, per-minute or per-project pricing and no free or self-serve tier. It competes on quality and brand safety rather than price.

Company overview

Papercup was founded in 2017 in London with a mission to make all videos watchable in any language, using AI voices plus human quality control. In June 2025 it was acquired by RWS Holdings, a global language-services and technology company.

Under RWS, Papercup's dubbing technology is part of a broader enterprise localization suite, aligning it with professional, large-scale translation and media workflows.

Product features

Papercup generates AI-dubbed video in 70+ languages, pairing synthetic voices with human-in-the-loop review to reach natural, broadcast-suitable output. It emphasizes accuracy, brand safety, and integration into enterprise localization pipelines.

As part of RWS, it can be combined with RWS's wider translation and localization services and technology for end-to-end multilingual content programs.

Target market

Media companies, publishers, and enterprises that localize high-value or high-volume video and require quality control and professional workflows.

Buyer personas

End users

Localization managers and media production teams overseeing dubbed video.

Buyers

Enterprise localization and media procurement leads, often within RWS accounts.

Key influencers

Localization and media-technology decision-makers and existing RWS relationships.

Ideal customer profile

A media company or enterprise localizing large volumes of high-value video that prioritizes quality and brand safety and can engage an enterprise, custom-quoted vendor.

Funding & performance

Papercup was a venture-backed startup prior to being acquired by RWS Holdings in June 2025; it is now part of RWS (a publicly listed company). Historical funding figures should be verified with primary sources.

Pros & cons

Pros

  • Quality-focused human-in-the-loop dubbing
  • 70+ supported languages
  • Enterprise-grade workflows and support
  • Backed by RWS's localization scale
  • Suited to high-value, brand-sensitive content
  • Integration into professional localization pipelines

Cons

  • No free tier or self-serve access
  • Custom pricing only, quoted per minute/project
  • Not suitable for individual creators
  • Product experience evolving under RWS ownership
  • Slower than fully automated tools due to review
  • Enterprise sales cycle required

Pricing plans

Enterprise / Custom
Custom quote
  • Per-minute or per-project pricing
  • 70+ languages
  • Human-in-the-loop quality control
  • Enterprise workflow integration

Key features

API
Team collaboration
Multi-language
Integrations
RWS localization suite, API, enterprise workflows
Input types
video, audio
Output types
audio, video
Best For
enterprise video localization, dubbing media archives, brand-safe multilingual video, high-volume dubbing projects

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Feature
Papercup
Sesame
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Pricing
Paid
Free
Freemium
Free plan
No
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Free trial
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API
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Self-hosted
No
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Team support
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No
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Frequently asked questions

Is Papercup still an independent company?+

No. Papercup was acquired by RWS Holdings in June 2025, and its dubbing capabilities were integrated into RWS's broader localization suite. It now operates as an enterprise offering under RWS.

Does Papercup have a free plan?+

No. Papercup uses custom enterprise pricing, quoted per minute or per project, with no free tier or self-serve consumer plan.

How many languages does Papercup support?+

Papercup supports 70+ languages for AI video dubbing, with a focus on natural, broadcast-suitable output.

What makes Papercup different from automated dubbing tools?+

Papercup pairs AI synthetic voices with a human-in-the-loop quality process, prioritizing accuracy and brand-safe output over instant, fully automated results.

Who should use Papercup?+

Media companies, publishers, and enterprises localizing high-value or high-volume video. It is not aimed at individual creators or quick self-serve needs.

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