Discover the Voice Development Kit

The world’s simplest solution for enterprises to create an AI voice assistant that keeps their data private. Voice-enable your products and services with the VDK to take your business to the next level.

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All-in-One Solution

The power of all voice technologies in a unique software

VDK is the result of years and years of voicetech experience and research. It is the first SDK that gathers a complete set of advanced voice technologies inside a unique tool. It allows companies and developers to create amazing voice experiences and products that work offline, anytime and anywhere, securing data while providing cloud-like performances.

Combining complexity and simplicity

What is the Voice Development Kit made of exactly?

The Studio, an easy-to-use graphical interface

A user-friendly interface that enables to take advantage of the SDK’s capabilities without the coding knowledge it implies. Each technology has its widget and a set of tools to both develop and finetune your bespoke solution.

The SDK, a powerful development tool to create advanced voice-enabled AIs

One SDK that gathers all the technology inside a unique integration platform. Combining R&D and ground-data, we managed to simplify complexity. This is where customization goes far beyond what we can imagine.

Adopting voice AI in your business starts here

Get in touch with our team to shift your company in the Voice First world.

Quick navigation & UI tour

Dive in one of the VDK’s easiest workflow

Start by defining your project's scope

Download resources and start developing

Prototype, test, repeat... until 100% satisfied

Export and embed to voice-enable your device

For developers, by developers

Start developing your voice AI solution with the VDK

1

Sign up to request a free trial

Share your information to access the VDK's evaluation.

2

Develop and test your use cases

Design, create and try all of your features.

3

Export and integrate

Available for Windows, Android or Linux devices.

 

Voice-enabled use cases

With the VDK, innovations become standards

Based on state-of-the-art technologies that cover all the needs of a modern voice assistant, the VDK has the unique ability to remove complexity. Unlike most voice solution providers, we offer a solution that anyone can use at any level, which also adapts to the customization needs, business models and technical stacks our customers work with.

Features and benefits from the VDK

If you are not already sure that the VDK is made for you

Internet Independent

By embedding our solution, your device doesn't need an Internet connection to run. VDK's technologies are designed to operate without requiring connectivity.

Privacy by Design

Our privacy safeguards at the product, algorithm, and business-model level ensure compliance with the strictest data regulations.

Predictable Costs

Master your budget with a clear pricing supporting your innovation and that adapts to the scalability of your project.

Cross-platform

We adapt to all your use cases with versatility, while being compatible with the largest microprocessor and device manufacturers.

Cloud-like accuracy

Performance and accuracy that meet DeepTech standards, all on the device.

Multilingual Conversations

Technologies inside the VDK understand and respond to you naturally in over 60 languages. 

Companies that have chosen our solution

Our customers' feedbacks regarding our solutions

“Vivoka’s technologies have been integrated into our solutions dedicated to Human Factors in industry, guaranteeing performance and data confidentiality.”

Guillaume JĂ©gou

Head of the Human Factors Technology Laboratory

"Vivoka’s solutions can run offline, on-device, to operate anywhere, anytime and with a broad language support capability which is for our products a distinct competitive advantage."

Paul Travers

Chief Executive Officer (CEO)

zorabots logo

"We partnered with Vivoka on several innovative projects on embedded Linux system, and delivered, in a very short time, multi-lingual natural voice interactions fully running “at the edge” to our customers."

CĂ©dric Vincent

VP of Technology

Technical requirements

Key specifications to use the VDK

Language count 41
Model + Resource Size 6 to 15MB
SDK Code Size 10 to 65MB
Platform supported

Windows - x86_64

Linux - x86_64 | armv7hf | armv8

Android 6.0 (API 23)

Hardware supported MPU
Language count 41
Model + Resource Size 6 to 15MB
SDK Code Size 10 to 65MB
Platform supported

Windows - x86_64

Linux - x86_64 | armv7hf | armv8

Android 6.0 (API 23)

Hardware supported MPU
Language count 5
Model + Resource Size 30 to 50MB
Platform supported

Windows - x86_64

Linux - x86_64 | armv7hf | armv8

Android 6.0 (API 23)

Hardware supported MPU
Language count 65
Model + Resource Size <1MB up to 500MB per voice depending on the quality
SDK Code Size 5 to 65MB
Platform supported

Windows - x86_64

Linux - x86_64 | armv7hf | armv8

Android 6.0 (API 23)

Hardware supported MPU
Language count Agnostic
Model + Resource Size <1MB to 20MB
SDK Code Size

<1MB = 50KB / User registered

20MB = 5KB / User registered

Platform supported

Windows - x86_64

Linux - x86_64 | armv7hf | armv8

Android 6.0 (API 23)

Hardware supported MPU
Language count Agnostic
Model + Resource Size None
SDK Code Size 3MB
Platform supported

Windows - x86_64

Linux - x86_64 | armv7hf | armv8

Hardware supported MPU

Complementary technologies

Discover the technologies in  VDK’s stack

Wake Word

The most accurate and customizable wake word solution to voice-enable your branded voice assistant. Our wake word has no latency, nor does it record or transfer data thanks to it embedded design.

Automatic Speech Recognition (ASR)

Our professional speech recognition SDK that allows voice-enable products and services with specific vocabulary and bespoke understanding in more than 30 languages.

Voice Biometrics

The highly reliable voice biometrics technology that adds another layer of security and awesome user experience to any voice-enabled product and service.

Text-to-Speech (TTS)

Our easy-to-embed speech synthesis, A.K.A Text-to-Speech, software development kit to produce lifelike speech in 60 languages (with more than 120 available voices) for any mobile or embedded system.

Audio Enhancement (AFE)

Enhance voice signal with turnkey Audio Front End solution to evaluate signal quality and apply specific acoustic filters (noise reduction, echo cancellation
)

Natural Language Understanding

Our NLU technology matches Cloud-understanding abilities and decypher user intents from their voice while staying on the Device.

It's always the right time to learn more about voice technologies and their applications