How to Develop AI Voice Cloning App: The Complete Guide

Apoorv Gehlot
11 min readSep 4, 2023

In the rapidly growing landscape of technology, one thing that is standing out as a game-changer is Artificial Intelligence (AI). Over the past few decades, AI has transformed from that tiny concept in science fiction to a practical and powerful tool — revolutionizing almost every industry. From healthcare to finance, education to transportation, AI has the capacity to optimize processes, enhance productivity, and deliver innovative solutions.

One such overrising field that people are making hush about these days is the AI voice cloning app!

The rising demand for AI voice cloning app development has been nothing short of extraordinary. As technology continues to advance, people are increasingly seeking more personalized and interactive experiences with their devices and applications. AI voice cloning apps cater to this growing demand by offering users the ability to create custom, lifelike voices that can be used for various purposes.

  • AI voice cloning apps offer a range of exciting features that empower users to create personalized and realistic voices for various applications, while developers and users must remain vigilant about the ethical implications and responsible use of this technology.
  • The ability to create unique and lifelike voices that match user’s specific needs and preferences can be a significant selling point.
  • AI voice cloning apps have significant implications in industries like entertainment and media. celebrities, influencers, and content creators are increasingly using AI voice clones to create virtual versions of themselves for marketing, advertising, and narration purposes.

According to the reports, the global voice cloning market size was USD 1,038.2 Million in 2021 and is expected to register a revenue CAGR of 30.7% during the forecast period.

Voice cloning technology has gained considerable traction in recent years, and this is not going to stop anytime soon. This ground-breaking technology has opened numerous opportunities for businesses, like entertainment, digital marketing, and accessibility.

So, if you are interested in developing your own AI voice cloning app, this article will walk you through the necessary procedures and features to bring your idea to life.

You can also directly contact a leading mobile app development company like Matellio to skip reading and get the desired app built.

Let’s start with the briefing first.

What is an AI Voice Cloning App?

The cutting-edge voice- and face-cloning app will let your users create recordings of friends, relatives, or even idols with the use of novel artificial intelligence and deep learning techniques!

An AI voice cloning app is basically an advanced software application that replicates and generates highly realistic human voices.

The app analyzes and learns from large datasets of audio recordings to create accurate vocal imitations of specific individuals or even generate custom voices. Your users can input their own voice samples or provide text input, and the AI voice cloning app will generate speech that closely resembles the provided voice or text in terms of tone, intonation, and pronunciation.

Today, the app is being used for various fields, whether it’s about entertainment, media, accessibility, and even customer service, where they enable users to create personalized virtual assistants, voice-overs, narration, and more, further leveling up the user experiences and providing new possibilities for creative expression.

All your users need to do is provide a sample of the desired voice and let the advanced algorithm do the rest! You can also use text-to-speech technology to generate custom voice models that accurately mimic the tone, pitch, and intonation of your user input, making it a breeze for users to personalize their own unique voices.

Here are some scenarios of Voice Cloning:

  • Reading from PPT in classes
  • Celebrity voices can be used to narrate books
  • Announcements in public, airports
  • Autobiographies can be read by the author
  • Historical figures can tell their stories in their own voices

and more…

Voice cloning can be used in many dynamic situations to save time and money. Hence, the growing demand for digital transformation services!

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This futuristic app offers incredible features that make recreating voices and faces simpler and more fun than ever before.

Let’s see some of the major ones.

AI Voice Cloning App: Features

While you are interested in AI voice cloning app development, there are a few prime features that you should certainly consider adding to your app to make it a standout in the competition. These are the powerful key features that will let your users create and customize lifelike and personalized voices giving them the best experience of all:

Voice Generation

This is the very core feature you should consider adding to your AI voice cloning app. This will generate custom voices based on user input. Your users just need to provide their own voice recordings or text input, and the app’s AI algorithms will analyze and learn from this data giving accurate and natural-sounding voice clones.

Voice Customization

Customization is what attracts users the most. With this feature, your users will be able to fine-tune and customize the generated voices according to their preferences. They can adjust pitch, tone, speed, and other vocal characteristics as per their choice to create a voice that best represents their desired persona.

Multiple Voice Options

You can offer your users a wide range of voice options to choose from via an AI voice cloning app. This will let your users’ select voices of different genders, ages, accents, and even celebrity voices, further allowing for greater versatility and creative expression.

Text-to-Speech (TTS) Conversion

You can also include a text-to-speech feature during your deepfake voice cloning app development, which will let your users convert written text into spoken audio with the use of customized voices. This feature can particularly be used for creating voice-overs, audiobooks, or voice content for multimedia projects.

Voice Effects

Providing your users with additional voice effects and filters so that they can further modify the generated voices will increase user engagement. You can include effects like robot voices, echo, reverb, and more, giving your users a fun and creative experience.

Real-Time Voice Cloning

Create an app that supports real-time voice cloning, allowing your users to speak or type in real-time and hear the AI-generated voice responding instantly. This feature can be used for live chatbots and virtual assistants.

Hire a dedicated AI developer or partner with any leading AI development company that can design an advanced AI voice cloning app for you.

Additional Features

Accessibility Support

You can also provide accessibility by allowing your users with speech impairments or voice-related challenges to create customized voices that match their natural speaking style.

Voice Conversion and Dubbing

This voice conversion capability to your AI voice cloning app will let your users transform one person’s voice into another. You can also allow them to dub in different languages, making content localization easier and more efficient.

API Integration

Providing API (Application Programming Interface) integration will let many developers integrate your voice cloning functionality into their own applications or services.

Privacy and Security Measures

Security is what matters the most. As voice data can be sensitive, try implementing strong privacy and security measures to protect your user’s data and prevent its misuse.

You can offer a range of exciting features via your AI voice cloning app to let your users create the most personalized and realistic voices, while developers and users must remain vigilant about the ethical implications and responsible use of this technology.

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AI Voice Cloning App: Stats and Figures

Here are some AI voice cloning app stats and figures

  • The global voice cloning market was valued at $1.5 billion in 2022, and is projected to reach $16.2 billion by 2032, growing at a CAGR of 27.3% from 2023 to 2032.
  • The Global Voice Cloning Market expected to reach USD 1723.9 Million by 2028
  • The global market for Voice Cloning estimated at US$1.5 billion in the year 2022, is projected to reach a revised size of US$10.8 billion by 2030, growing at a CAGR of 28.2% over the period 2022–2030.

Big companies like IBM, Google, Microsoft, AWS today have become the top leading players of the voice cloning market

The top three drivers of the market are:

  • Increasing need to encourage a working relationship with clients and build good customer relationships
  • Growing need for people to regain their natural ability to speak
  • Increasing demand for voice cloning in the entertainment industry

Some additional details about how AI voice cloning works:

  • AI voice cloning apps use a technique called “deep learning” to train an algorithm on a sample of a person’s speech.
  • The algorithm learns the unique characteristics of the person’s voice, such as their pitch, intonation, and accent.
  • Once the algorithm is trained, it can be used to generate new audio recordings that sound like the person whose voice was used to train it.

Now, let’s go through some primers to consider for AI voice cloning app development.

AI Voice Cloning App Development: The Detailed Process

The process of AI voice cloning app development may not be as simple as you might think; it requires thorough research with years of experience. You need to have a combination of expertise in AI, machine learning, and software development. Additionally, you require talented professionals with experience developing enterprise solutions.

Therefore, it is advisable to outsource your app development project to a reputable company like us in order to speed up the development process and obtain high-quality applications.

Here are the steps you must follow for your AI voice cloning app development, regardless of whether you want to implement the proposal to outsource app development or form an internal development team:

Define the Scope and Objectives

Before starting the development phase, you must have a clear picture of your goals and requirements behind your AI voice cloning app development. Determine the target platform (e.g., Android or iOS), desired features you want to add, supported languages, voice customization options, the types of voices you want to clone (e.g., celebrity voices, user-generated voices), and any specific use cases or industries you are targeting; who your target audience is. Also, you should be aware of your competitors, what strategies they follow, and what unique features you can add to make your custom text-to-speech app stand out from other competitors.

Data Collection and Preprocessing

This is the next step for AI voice cloning app development. Data plays a crucial role in defining the effectiveness and success of your custom AI voice cloning app. Without proper data, you would not be able to train your AI models and achieve the required output. So, don’t forget to gather a large dataset of high-quality audio recordings from the voices you want to clone.

Clean and preprocess the audio data to remove any noise, normalize the audio, and ensure consistency across the dataset. This is crucial to improve the accuracy of the AI model.

Well, all these tasks can easily be streamlined by partnering with a professional AI app development company like us who has expertise in these.

Model Selection and Training

Once you are done with the data collection and preprocessing, you are now ready to choose a suitable machine learning model and framework for your AI voice cloning app. Then, with this preprocessed audio data set, you can train the AI model. The training process involves feeding the model with input audio and target voice characteristics, allowing it to learn and generate similar-sounding voices.

You might need to hire a dedicated developer for that who can provide you with better choices of technology to use. The person should be able to develop a user-friendly interface that could allow your users to customize their voice clones by adjusting pitch, speed, and other vocal characteristics.

Or you can also outreach for our enterprise mobility services to get the desired AI voice cloning app development.

Further, you can take the help of the below tech stack options depending on the categories, to create an efficient and accurate application.

Test and Validation

Once you are done with the development part, start thoroughly testing your AI voice cloning app to ensure it meets the defined requirements and functions correctly. You need an experienced tester for that. Thoroughly test the app to ensure the accuracy and quality of the generated voices. Now, deploy the app to the desired platforms and continuously monitor its performance with a diverse range of voice samples.

Implement strong privacy and security measures to safeguard user data and prevent unauthorized access to voice recordings.

AI voice cloning app development can be a complex task, and it may require a team of skilled AI engineers, data scientists, and software developers, which you can hire from us.

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Final Words

We deliver a high-quality, innovative, and reliable solution that meets your specific needs and aligns with your vision and values. We have a team of skilled AI engineers, machine learning experts, and software developers with a proven track record in developing AI voice cloning apps. We use cutting-edge AI models that produce highly realistic and natural-sounding voices and technologies for voice cloning, which can be a competitive advantage for you.

Partner with us and create unique experiences to stand out from the rest of the crowd through our voice cloning solution.

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Apoorv Gehlot

Founder & Board Member at Matellio — Technology enthusiast with enterprise solution design & development expertise