How Much Does it Cost to Build an AI Video Generator Like Synthesia?

September 14, 2023

With Artificial Intelligence (AI) continuing to evolve, the possibilities of how we can handle technology and make the best use of it are also growing exponentially. AI has highly infiltrated our lives, redefining how we foresee this technology.

Right from content creation to video production, AI algorithms can now personalize entertainment choices, produce customized content, and generate music and video. From routine tasks to making complex decisions, AI is ubiquitous, as it is continuously simplifying and enriching our lifestyles.

Among numerous AI applications, one that has grabbed the eyeballs of tech-savvy enthusiasts and investors alike is the AI video generator applications like Synthesia. An AI video generator like Synthesia is an innovative tool that exploits machine learning algorithms to seamlessly create, edit, and modify videos, altering the way we consume video content. Whether it is for personal creativity, entertainment, or educational purposes, AI video generator apps have emerged as a groundbreaking solution.

This has also made the stakeholders concerned about the cost of building one. Depending on multiple factors, which we will gradually discuss in this blog, the cost to build an AI video generator like Synthesia ranges anywhere between $120,000- $500,000.

We will also have a look at its market overview, top features, and how to build an AI video generator similar to Synthesia. Let’s have a quick go-through.

An In-depth Look at the AI Video Generator Market

Currently, the global demand for generative AI technology is bolstering, as this technology has emerged as a promising means of innovation across different industries. This constantly changing and dynamic global generative AI market is projected to reach $207 billion by 2030, as per Statista.

AI video generator tools are now used by both individuals and businesses alike to seek trending and innovative ways to create compelling video ideas and content. Factors influencing the growth of this AI video generator industry include advancements in AI technology, growing demand for video content, cost-effectiveness, personalization, increasing availability of training data, and others.

Why are AI Video Generator Apps Like Synthesia Disrupting the Industry?

Synthesia is a savior for people who often dread facing the camera but want to produce reliable video content for entertainment or educational purposes. A UK-based AI media generation platform, Synthesia allows users to create realistic videos with human-like AI avatars that can mimic human gestures and expressions and communicate in different languages.

By providing a quick and cost-effective means of creating video content without requiring any time-consuming or expensive video production tools. Synthesia, as one of the most widely used platforms, finds use in various sectors, including e-learning, video content development, marketing, and others.

Due to its immense popularity, Synthesia has received numerous funding over the years, making it one of the most promising AI platforms for video content generation. The company, in 2021, announced the closing of a $12.5 million Series A funding round led by FirstMark Capital and included angel investors like Michael Buckley (VP Communications, Twilio), Christian Bach (CEO, Netlify), and others.

Synthesia also recently secured a $90 million Series C round headed by Accel, with investment from Kleiner Perkins, GV, Firstmark Capital, MMC, and Nvidia, as per Tech Crunch.

Factors Affecting the Cost To Build an AI Video Generator Like Synthesia

The cost of developing an AI video generator like Synthesia is determined by a number of important aspects. The primary factors affecting the cost of such a project are detailed below:

Range and Level of Complexity

Synthesia AI video generator development cost is heavily impacted by the duration and complexity of the project. In comparison to a more straightforward, simple solution, a complex AI video generator app with advanced features, customization choices, and scalability will include greater development expenses.

Choice of Technology Stack

The choice of technology stack influences development costs and time, including the programming languages, frameworks, and tools used. Also, leveraging other advanced technologies can drive up the expenses.

Data Collection

Gathering and annotating a sizable dataset for training AI models can incur a certain cost. Depending on the quantity and quality of the dataset, data collecting could cost anywhere from $10,000 to $100,000 or more.

Software Development

Depending on the features and complexity of the application, a budget for custom AI video generator software development, including frontend and backend development, may range from $40,000 to $300,000 in total.

Machine Learning Models

It takes a lot of time and resources to build and train machine learning models for speech synthesis and video production. The modeling process alone can cost anywhere between $50,000 to $500,000 or more, depending on the model’s complexity and training data.

Infrastructure Hosting

Scalability requirements affect infrastructure and hosting service costs. Depending on user demand, the initial infrastructure setup may cost between $10,000 and $50,000, and recurring monthly hosting costs may range from $1,000 to $10,000 or more.

Compliance With Law

Depending on the complexity of the compliance requirements, legal consulting can cost between $10,000 and $50,000 to ensure compliance with legal and ethical factors. Read this blog to learn about the legal issues that you need to consider during your app development process.

Therefore, considering a number of elements and the complexities involved in each stage of the development process, the final AI video generator like Synthesia development cost can range between $120,000- $500,000 and more.

These are some of the top factors that you need to consider while building an AI video generator application. Let us now move on to discuss the steps to develop an AI video generator like Synthesia.

How to Create an AI Video Generator Like Synthesia?

In order to make an AI video generator like Synthesia, you need to follow a systematic agile methodology. Before jumping into the development process, it is important to understand the algorithms of artificial intelligence and machine learning, as these are the foundations of the Synthesia development process. Here are the steps for the AI video generator development process.

Gathering Data

Your app development team, at first, begins with gathering various video and audio recordings with human voices for the data, moving on to add the timestamps and transcripts to this data for annotation.

Work on ML Models

Next, they create and implement machine learning models for text-to-speech (TTS) synthesis and video creation (such as GANs, or generative adversarial networks). The models are then trained using the annotated dataset to discover the motions and speaking patterns of the avatar.

Read this blog to know the cost of developing an AI Voice and TTS app like Speechify.

Combine Speech Synthesis

Next, the speech is synced with avatar actions by combining voice synthesis and video-generating methods. The UI/UX team creates an intuitive interface for text entry and avatar customization.

Quality Control

To ensure that the videos that are generated are accurate and devoid of errors, the QA experts use strict quality control procedures. For accuracy and quality, the content is also reviewed by the team.

Model Deployment

During this stage, the development experts will code and develop the AI video generator, post which it will be made available to the users, providing them with a seamless and efficient experience.

User Feedback and Iteration

The next phase is about gathering user feedback for ongoing system performance and user interface enhancement. With user feedback and iteration, the team will ensure that your server infrastructure is scalable to handle the anticipated user demand.

Compliance with Regulatory Laws

Legal and ethical considerations include adhering to data privacy rules and addressing deepfake technology-related ethical issues.

Maintenance and Updates

Updating the system frequently will allow for issue fixes, feature improvements, and adaptation to shifting user demands.

Top AI Video Generator Features That You Cannot Skip Implementing

When building an AI video generator app like Synthesia, it is important to consider several key features. By considering these features, an AI video generator app can provide users with a powerful and versatile tool for creating compelling video content. Let’s have a look at those:

Custom AI Avatars

One of the top Synthesia app features is its diverse range of AI avatars. As users, you can utilize 140 + AI avatars from various ethnicities, styles, and ages. You can also create custom AI avatars for your AI video generator application.

Constantly keep upgrading these avatars along with the latest additions in quality and other avatar attributes to make them more appealing. This must-have feature is crucial while building an app like Synthesia.


This feature allows the users to simply type their draft and turn the text into professional voiceovers within a few minutes. This Natural Language Processing (NLP) capability is a vital feature in your AI video generator application for understanding and interpreting user text inputs.

Multi-Lingual Feature

This feature allows users to create videos in multiple voice tones, accents, and languages that are globally used and recognized. Implementing this feature will enable you to reach a global audience on a massive scale. Read this blog to know the challenges associated with developing multi-lingual apps.

Voice Cloning

An AI video-generating app’s voice cloning feature is a game-changing tool that concentrates on imitating human speech. This technology uses sophisticated AI algorithms to analyze voice recordings and recreate the speaker’s tone, pitch, and vocal subtleties in addition to the words said. This feature enables users to have avatars or characters in their videos speak in human voices by imitating human voices.


A remarkable feature of an AI video generator app allows for the imitation of human gestures and facial expressions in the produced video content. This technology can evaluate and mimic a wide range of gestures, including facial expressions, hand motions, body language, and more, through the use of complex machine learning algorithms.

Our experts at Appinventiv helped YouCOMM, a healthcare platform, by transforming their in-hospital patient communication system with real-time access to medical help. Our experts implemented a personalized AI-based feature that allows the patients to communicate with healthcare staff through head gestures and voice commands.

The outcomes of this project were exceptionally great as more than 5 hospital chains in the US adopted the solution. Additionally, there has been a significant 60% decrease in nurses’ response time to patients.

Some other vital features that you cannot avoid missing include automatic script creation, screen recording, media library, music library, PowerPoint integration, collaborative commenting, and animation capability. With the help of a comprehensive AI-driven platform, these features enable users to automate every step of the video creation process, from script writing and media integration to animation and collaboration.

Let’s now have a look at the different monetization or revenue models for Synthesia like AI video generator apps.

Revenue Models for AI Video Generator Apps Like Synthesia

A smart approach must be developed to monetize an AI video generator like Synthesia and still provide value to the users. Check out the list of the various monetization methods below:

Free-to-Use Model

A large user base can be attracted by offering a free version of the AI video generator with the most essential features. Offer premium features, themes, or better video quality as paid upgrades to generate revenue. In-app purchases are frequently used with freemium models.

Pay-per-Use Model

Users can pay for each video produced by implementing a pay-per-use model. Prices can change depending on the duration and degree of personalization of the video. The price per minute of created video can be somewhere between $0.10 and $1.

Planned Subscriptions

A popular method of revenue generation is providing tier-based membership plans. Basic plans may offer restricted access to some functions, whereas premium or pro plans grant access to more sophisticated features. Depending on the plan’s features and the intended demographic, subscription prices might range from $10 to $100 per month.

Enterprise Plans and Licensing

The enterprise plan includes offering licensing options to enterprises that cater to the unique needs of any large-scale organization. In this plan, the number of users, along with the additional and customized features, affect pricing plans. Enterprise plans can cost up to $10,000 per month or more.

Affiliate and Partnership Programs

Team up with publishers, companies, or other websites to market your AI video generator. Implement affiliate marketing programs that pay a commission for each user who joins your platform via a referral.

Combining these tactics to cater to various user demographics and diversify revenue streams is a common component of successful monetization. To improve your monetization strategy and maximize revenue while giving your users value, it’s critical to monitor user input, market developments, and competition regularly.

Let Our Experts Help You Develop an AI Video Generator Like Synthesia

In conclusion, when estimating the Synthesia AI video generator development cost, you need to take into account various important factors that influence the price. However, it can be challenging to determine an exact figure without comprehensive project specifications. Therefore, initiating the cost estimation process with a clear understanding of your app’s requirements and objectives is essential. To obtain a more precise cost estimate tailored to your specific needs, it is advisable to hire expert app developers from a globally recognized  AI development company like Appinventiv.

Partnering with Appinventiv offers a comprehensive and expert-driven path to developing an AI video generator software similar to Synthesia. Our meticulous approach encompasses requirement gathering, cutting-edge technology selection, data preparation, machine learning model development, and a user-friendly mobile app development process, ensuring a robust foundation.

Our commitment to UI/UX excellence, rigorous testing, and compliance with legal and ethical considerations underscores our dedication to delivering a high-quality product. Throughout these years, we have provided our clients with top-notch Generative AI Development Services, creating products that scale. Our experts have worked with top global companies like JobGet, KFC, Pizza Hut, IKEA, and others, helping them to increase their user base by doubling their returns.

Embark your journey towards creating an AI video generator app like Synthesia with an AI development company like ours. By engaging with our services, you gain access to a team of skilled professionals capable of transforming your vision into a reality, providing you with a powerful AI video generator software tailored to your needs.

Connect with our experts today to get a detailed estimation of the cost to build an AI video generator like Synthesia.


Q. How to build an app like Synthesia?

A. In order to build an AI video generator similar to Synthesia, it is vital to follow an agile approach. Here are the steps:

  • Identify the fundamentals of machine learning
  • Gather and prepare the data
  • Create the model building
  • Develop the model
  • Analyze and test the model
  • Launch the model

Q. How much does the Synthesia app cost?

A. An AI video generator like Synthesia development cost would range anywhere between $30,000 to $150,000 and more. This depends on certain factors like the type of AI video generator you want to build, the degree of customization, the output quality, the size and complexity of the datasets, the development and maintenance costs, and the licensing fees. Read this blog to know how much a video creation & sharing app development costs.

Q. How long does it take to develop an app like Synthesia?

A. A lot depends on the project’s scope, complexity, resources available, and the particular features you want to include when determining how long it will take to build an app like Synthesia.  It can take between 6 and 9 months to create a simple MVP with few features.

This would include core functionalities like the ability to create videos with pre-made avatars and text-to-speech features. It could take up to 24 months to develop a sophisticated AI video generator with a wide range of customization, scalability, and advanced AI models.

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