Build a Synthesia AI Clone: An In-Depth Guide

December 1, 2025

Creating videos today feels easier than ever, and tools like Synthesia AI play a big role in that change. This huge shift has encouraged many businesses and founders to build a Synthesia AI clone to meet the rising demand.

If you’re one of those business owners or tech enthusiasts wondering how to bring a similar idea to life, this guide will walk you through everything in a clear and friendly way. We’ll look at what makes Synthesia AI so popular, what you need to build a similar platform, and how much it may cost. Whether you want to launch a new product or add AI video features to your existing business, this blog will help you understand the complete journey step by step.

About The Original Platform Synthesia AI       

Synthesia AI is a popular tool that helps people make videos without cameras, actors, or big setups. You just type your text, and the platform turns it into a video with a talking avatar. It is fast, simple, and budget-friendly, which is why many businesses, teachers, and creators use it. Its success shows how useful AI video tools have become for quick and professional content.

What Synthesia AI Offers

• AI-generated talking avatars
• Text-to-video content creation
• Multilingual voice options
• Easy editing interface
• Professional templates
• High-quality rendering

Why This Model Is Great for Entrepreneurs 

• Cost Saving – No Need to Build Everything From Scratch

Cloning the original app with a few modifications is one of the cheapest ways to launch an AI platform. You don’t have to invest your time, energy, and money in multiple development stages from scratch.

• High Return on Investment (ROI)

AI video tools operate 24/7 with minimal manual work. Once launched, users can create unlimited videos. This makes the revenue-to-cost ratio extremely attractive for founders.

• A Proven and Scalable Business Model

Synthesia’s success shows there is a strong market with real demand. Subscription plans, premium avatars, and enterprise access all open multiple income streams for your platform.

• A Huge and Growing Audience

Businesses, educators, influencers, agencies, and startups are all shifting toward AI-generated content. This expanding audience gives your platform a high growth potential from the start.

• Strong Demand Across Multiple Industries

AI video creation isn’t limited to one sector. Companies in marketing, HR, education, e-commerce, real estate, and even personal creators all need fast and affordable video tools. This wide demand means your platform won’t be dependent on a single industry. You get consistent traffic, stable revenue, and a larger pool of long-term users.

Steps To Build a Synthesia AI Clone

Before you start building, it helps to know exactly what you want and how you’ll get there. These steps give you a clear path from idea to working video platform.

Decide What Your Platform Should Offer

First, picture what kind of videos you want people to make. Do you want talking avatars? Simple text-to-video clips? Multi-language support? When you know what you want to deliver – tutorials, marketing videos, training content – you shape the platform around those needs.

Study the Market and Your Audience

Don’t build blind. Look at who might use such a platform – educators, content creators, businesses – and check what existing tools do right or wrong. Notice what users like and what they complain about. This helps you pick useful features rather than just copying what’s already out there.

List the Core Features Clearly

Once you know what your users expect, write down the essentials – avatars, voiceovers, script editor, video preview, export options. Skip fancy extras at first. A clean core set of features helps you stay focused and finish development without delays.

Pick the Technologies or Tools You’ll Use

You’ll need something strong behind the scenes – AI for voice & video generation, a user-friendly interface, and storage for video files. Make choices that support smooth video rendering and good performance so users don’t face lag or glitches.

Build and Train the AI Video Engine

This is where the magic happens. Train your AI to take typed text or scripts and turn them into lifelike video, with avatars that speak, reasonable lip sync, and natural voice output. The better your AI, the better videos people get.

Design a Simple, Friendly User Interface

Your platform should feel easy from the first click. Clean layout, clear buttons, smooth flows – users shouldn’t need a manual to create a video. When the interface feels friendly and intuitive, people stick around and enjoy using it.

Put Everything Together, Backend, Frontend, Controls

Now combine the AI engine, the front-end UI, user login/payment/usage tracking, and video rendering tools. Build a stable system that can handle users making and exporting videos, even when many people use it at once.

Test Thoroughly Before Anyone Sees It

Before you let people in, try out every feature. Make videos, export them, and test different scripts and languages. Fix bugs, check performance, and ensure videos render correctly. A smooth first experience wins trust faster than marketing ever will.

Launch Quietly, Then Listen to Feedback

Once you’re confident, let early users try it out. Ask what works, what feels off, what’s missing. Real user feedback helps you catch small issues and shape the platform to match real needs.

Add New Features and Keep Improving

Launch isn’t the end, it’s just the beginning. Add more avatars, voices, templates, export options, maybe extra languages. Keep updating to keep users engaged and attract new ones.

Cost to Build a Synthesia AI Clone

Building a platform like Synthesia AI involves many moving parts – and the cost depends a lot on how deep you want to go. Here’s a friendly, straightforward breakdown to help you plan.

What You’ll Spend On

• App development (front end + back end + UI): ~ US $40k–$300k 
• AI & video/voice engine (avatars, synthesis, rendering): ~ US $50k–$500k+
• Server, cloud & infrastructure setup: ~ US $10k–$50k up front, plus monthly hosting as user load grows
• Ongoing maintenance & updates: regular expenses for updates, bug fixes, scaling and improvements (varies with scope)
• Overall Estimate: For a full-featured, robust video-AI platform, expect roughly $120k to $500k+ overall. 

If you aim for MVP App development, it will cost you less. As you add custom avatars, more languages, better rendering, and higher user load, costs go up accordingly.

Conclusion 

Building a Synthesia-style AI platform isn’t just a tech project – it’s a chance to step into a growing market where people want faster, smarter ways to create videos. Once you understand how to develop such a platform, you can build a high-functioning platform.

If you want help during the process, RichestSoft can bring your idea to life. Our team builds smooth, easy-to-use platforms that feel reliable from the start. Whether you’re creating something new or improving an old concept, we help you build a strong, flexible product that real users can trust.