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Signapse

Signapse is a generative AI-based sign language translation software that primarily translates English into British Sign Language (BSL) and American Sign Language (ASL), with German Sign Language (DGS) planned. Its products include SignStudio and SignStream: SignStudio is aimed at post-production content, can generate BSL and ASL translations, and uses digital signer avatars; SignStream provides real-time, embeddable, and scalable sign language translation, and its chat feature allows users to enter a message and receive a sign language video translation, offering 60 seconds of free translation credit per week. The software is aimed at organizations that value accessibility and inclusion, and is used in scenarios such as transport announcements, video content, public spaces, and live events to help deaf people access information more conveniently.

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About this tool

Purpose

Signapse is committed to making sign language communication more accessible to everyone through AI sign language translation technology. Its core purpose is to translate English into British Sign Language (BSL) and American Sign Language (ASL), with German Sign Language (DGS) planned. It is mainly aimed at customers who prioritize accessibility and inclusion, helping public spaces, live events, and video content become more friendly to deaf people.

Main Capabilities

  • Sign Language Translation: Provides BSL and ASL translation, driven by generative AI technology, generating photorealistic and highly accurate translations.
  • SignStudio: A video translation platform for post-production content, capable of generating BSL and ASL translations, using new Digital Signers, and offering broader customization options.
  • SignStream: Real-time, embeddable, and scalable sign language translation. Among these, SignStream Chat is an instant messaging sign language translation tool; enter a message to receive a sign language video translation.
  • SignStream Dev: Used to create your first stream and manage API keys.
  • Transport Sign Language Translation: Makes travel more accessible, for example real-time train announcements.

How to Use

  • Through SignStream Chat, enter a message and receive a sign language video translation. There are 60 seconds of free translation credit per week, allowing you to try the available languages and digital signers before committing to use.
  • For post-production content, you can use SignStudio to generate BSL and ASL translations and customize the translated videos.
  • To learn about or use the full service, you can book a demo.

Applicable Scenarios

  • Transport: From real-time train announcements to accessible video content, supporting inclusive communication. BSL train announcements are generated every day in the UK.
  • Video content: Add sign language translation to post-production content to make the content more inclusive.
  • Public spaces and live events: Help deaf people access information more conveniently.
  • Instant messaging: Achieve message-to-sign-language-video translation through SignStream Chat.

Limitations and Notes

  • BSL and ASL are currently available, and German Sign Language (DGS) is coming soon.
  • The free trial credit is 60 seconds per week.
  • Other information such as pricing and specific platform support is not yet available.

Signapse's team is composed of deaf and hearing entrepreneurs, engineers, and researchers, committed to building AI sign language solutions. Its honors include: Innovative Solution Award, Most Innovative AI-Powered Sign Language Accessibility Platform, Zinemaldia Startup Challenge 2025 European finalist, IAGi Accelerator, 2025 Slator Language AI 50 Under 50, Supporting Disability Award 2025 finalist, Diversity in Technology (Disability) 2024 High Commendation, Disability Smart Technology 2023 finalist, AI for Good Award, Innovator of the Year - Ben Saunders, Start-Up of the Year, etc.

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