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How to Make a Video Chat App: An In-Depth Guide 2023

Discover the ins and outs of video chat app development in this comprehensive guide. From understanding the main types of video chat apps, through the must-have features for a minimum viable product, to exploring the challenges and use cases, this article is your one-stop guide to the world of video chat app development. We also delve into the unique benefits of using Scrile’s turnkey solutions. Get started on your journey to create a high-quality, user-friendly, and successful video chat application today.


In this fast-paced digital era, video chat apps have transcended from being luxury items to everyday necessities. These tools are not just connecting people for personal communication, but they also play a critical role in businesses, education, and healthcare sectors.

Today, we are going to explore how to make a video chat app, and shed light on the technical aspects, features, challenges, and steps involved in video chat app development. By the end, you’ll be well-versed in what it takes to build your own video chat app.

Understanding Video Chat Apps

Live video chat using Zoom

Video chat apps are software applications designed to facilitate real-time, face-to-face communication between users through video calling over the internet. Whether it’s a one-on-one video call or a group video chat, these apps enable people to connect and collaborate regardless of geographical constraints. Businesses use video conferencing apps for remote meetings, educational institutions incorporate them for virtual classrooms, while healthcare professionals leverage them for telemedicine. When considering how to make a video calling app, you must consider the specific needs of these different sectors to create a tool that serves your target audience.

Main Types of Video Chat Apps

  1. One-to-One Apps: Apps like Google Duo or FaceTime, allow two users to interact directly through a video call. These apps are perfect for personal conversations or one-to-one business discussions.

  2. Group Chat Apps: Tools like Zoom or Microsoft Teams facilitate group video chats where multiple users can join a single call. They are indispensable for team meetings or virtual social gatherings.

  3. Video Conferencing Apps: These are business conferencing apps commonly used in professional contexts. They are equipped with advanced features like screen sharing, text chat, and integrated productivity tools.

  4. Social Networking Apps: Platforms such as Instagram and Facebook have integrated video chat capabilities as part of their wider range of social features.

Technology Stack for Building Video Chat Apps

Video chat app development necessitates a well-rounded tech stack. Programming languages such as Swift for iOS and Kotlin for Android are commonly used for creating video calling apps. For cross-platform apps, JavaScript is a popular choice. Video chat functionality heavily relies on WebRTC (Web Real-Time Communication), an open-source project that enables real-time video audio integration and communication between browsers and mobile apps.

Databases like MySQL or MongoDB are used for storing user data, and server-side technologies like Node.js ensure the app’s robust backend. Depending on your app’s requirements, you might also need to incorporate cloud services for scalability and enhanced performance.

When deciding the tech stack for your own video chat app, keep in mind the key features you want to integrate, such as push notifications, end-to-end encryption, and instant messaging, to ensure the selected technologies can support them.

Essential Features of a Video Chat App

The process to build a video chat app begins with creating a Minimum Viable Product (MVP) that incorporates the most crucial features:

  1. Group Video Chat: A basic yet critical feature that lets multiple users join the same video call. Whether it’s for business meetings or virtual get-togethers, group video chat is a must-have feature.

  2. Video and Voice Calls: The core of any video chat application is the video and audio transmission. For a successful video chat app, ensure high-quality and real-time video calls.

  3. Screen Sharing: Often a significant feature in business video conferencing apps, screen sharing helps users present their screens to others during a call.

  4. Text Chat: This feature allows users to send text messages during the video call, proving useful when audio is not an option or for sharing links and documents.

  5. Push Notifications: Notify users of incoming calls, messages, or updates, keeping them engaged and updated.

  6. User Registration and Profile Management: The ability for users to create and manage their profiles. This includes uploading profile pictures, setting status messages, and managing personal information.

  7. End-to-End Encryption: End-to-End Encryption ensures that the conversations between users are private and secure, which is critical for maintaining user trust and ensuring regulatory compliance in certain sectors, such as healthcare or financial services.

  8. Recording and Playback: Users may want to record important calls for later playback. This could be especially important for business or educational use-cases.

  9. Multi-Platform Support: The app should be able to work seamlessly across different devices and operating systems, including iOS, Android, and web browsers.

  10. In-App Purchases: This feature allows users to purchase premium features or services directly within the app.

  11. Adaptive Video Quality: The app should automatically adjust the video quality based on the user’s internet connection speed to ensure a smooth video chat experience.

  12. User Reporting and Blocking: To maintain a safe and respectful community, users should be able to report or block others who violate the app’s terms of service.

While these features form the backbone of any basic video chat app, integrating additional capabilities can enhance user experience. Instant messaging, contact list integration using Google Contacts API, and user’s internet connection speed check to optimize video quality are among others to consider. By incorporating these features, you can ensure a well-rounded, user-friendly video chat app that can cater to a variety of use-cases.

Just like in live streaming app development, where certain features like video quality, broadcasting, and screen sharing are crucial, video chat apps also require a specific set of features to function effectively. You can read more about these essential features in our article on live streaming app development.

Adding Video Chat Feature to an Existing App

Adding a video chat feature to an existing app is an effective way to enhance the app’s functionality and user engagement, and it’s a task that requires careful planning and execution.

The first thing to consider is the integration of video chat APIs. These APIs, or Application Programming Interfaces, are sets of routines, protocols, and tools for building software and applications. They define the methods and data formats that an app can use to communicate with the API’s server.

The choice of the right video chat API depends on various factors such as the required features, the tech stack of your current app, and your target audience’s needs. The video chat API should be scalable and reliable, with robust security measures like end-to-end encryption to ensure the safety of the user’s data.

In terms of features, your app should ideally support one-on-one and group video calls, offer video and audio integration layer, allow screen sharing, and have capabilities for instant messaging. Other advanced features could include the ability to record calls, mute or unmute participants, and change the display layout of the video chat. Depending on the nature of your app, you may also want to consider integrating video conferencing tools for business meetings and discussions.

Another consideration is the performance of your app. Video chat applications can be heavy on resources, so it’s crucial to optimize the performance to prevent any lag or interruptions during calls. The app should adapt to the user’s internet connection speed to provide the best possible video quality.

Finally, testing is an essential part of adding a new feature to your app. Make sure to conduct thorough testing for different scenarios and across various devices and operating systems to ensure the video chat feature works flawlessly.

Building a Video Chat App from Scratch

  1. Identify Your Target Audience: Before you jump into the app development process, determine who your users will be. The target audience could be businesses, educational institutions, or general consumers, each with different needs.

  2. Define the Core Features: Based on the audience, list down the key features your video chat app needs to provide. This includes video calls, screen sharing, text chat, push notifications, and more.

  3. Choose the Right Tech Stack: Select the technology stack based on the platform (Android, iOS, or both), feature set, and scalability requirements. The tech stack should include a programming language, server, and database.

  4. Design the User Interface (UI): A user-friendly and intuitive UI is essential for the success of your video chat app. The UI should ensure ease of navigation, and a seamless user experience.

  5. Develop the App: Begin the development process by building the backend, followed by frontend development. Regular testing should be done to ensure the app functions as expected.

  6. Launch the App: Once the app is developed and tested, it’s time to launch it on the Google Play Store for Android apps and the Apple App Store for iOS apps.

Remember, developing a video calling app from scratch isn’t a walk in the park. It requires a deep understanding of the technology involved, and a robust development team.

Challenges in Video Chat App Development

  1. Ensuring High-Quality Video and Audio: One of the main challenges is to provide high-quality video and audio transmission, which requires a strong and reliable internet connection.

  2. Achieving Real-Time Communication: Achieving seamless, real-time communication with minimal lag can be a significant challenge.

  3. Ensuring Privacy and Security: Video calls often involve sharing of sensitive information, making it vital to ensure end-to-end encryption for maintaining user privacy and security.

  4. Cross-Platform Compatibility: Ensuring your video chat app works seamlessly on different platforms (iOS, Android, web) can also pose a challenge.

Video Chat Use Cases

Video chat apps have revolutionized the way we communicate, extending their reach to numerous sectors and significantly enhancing interaction and engagement. Here are some of the key use cases:

Business Meetings

Businesses use video conferencing apps for conducting meetings, training sessions, webinars, and team collaborations. These platforms provide tools for real-time sharing and collaboration on documents. Slack and Microsoft Teams are popular examples of this use case.

live video chat app for business meeting

Online Education

Teachers and students use video chat apps for virtual classrooms, tutoring, and group study. These platforms can facilitate interactive learning experiences, host webinars, and provide a platform for online courses. Websites like Coursera and Khan Academy are leading the way in this sector.

live video chat app for online education


Healthcare providers use video calling apps for remote patient consultations, reducing the need for physical visits. This is particularly useful for routine check-ups, initial diagnostics, or follow-up visits. Platforms like Teladoc and Amwell are prominent players in this field.

live video chat app for telemedicine

Personal Communication

Individuals use video chat apps to stay connected with friends and family. Apps like FaceTime and WhatsApp provide a platform for one-on-one and group video calls, enhancing personal connections.

personal communication using video chat app

Webcam Websites and Adult Entertainment Platforms

These platforms leverage real-time, high-quality video communication for interactive experiences. Websites like Chaturbate and LiveJasmin heavily rely on video chat technology for their services.

Dating Websites

Online dating websites like Match and eHarmony use video chat to facilitate better personal connections between potential matches, enhancing the overall user experience in the process.


From life coaching to academic tutoring, video chat apps play a significant role. Websites like BetterHelp for mental health counseling and Wyzant for academic tutoring utilize video chat for personalized sessions.

Fitness and Sports

Fitness and sports training platforms use video chat apps for conducting live sessions. Websites like Peloton and Trainiac use video chat to provide a personalized workout experience for users.

Each of these use cases emphasizes different features and functionalities, highlighting the versatility of video chat apps. The key to successful video chat app development lies in understanding the unique requirements of your niche and customizing the app’s features accordingly.

Video Chat App Monetization Strategies

  1. Subscription Model: Offer basic features for free, and charge a monthly or yearly fee for access to premium features.

  2. In-App Purchases: Allow users to buy virtual goods, additional features, or more resources within the app.

  3. Advertisements: Display ads within the app, or offer an ad-free version at a cost.

  4. Freemium Model: The app is free to download and use, but users can purchase additional features or services.

Creating a Video Chat App Using a Turnkey Solution by Scrile

If you’re thinking about how to make a video chat app, partnering with a trusted software company like Scrile can expedite the process. With over 20 years of experience in web and mobile app development, Scrile specializes in developing robust and scalable video chat solutions.

Whether you want to build a video chat app from scratch or add video chat functionality to an existing app, Scrile’s team of seasoned professionals can guide you through the entire development process. They offer a turnkey solution that includes everything from planning and design to development and maintenance, helping you create a successful video chat app with ease.

Scrile’s solution is designed to meet the needs of the video conferencing market, offering a range of features including high-quality video and audio, screen sharing, text chat, and more. The company also provides extensive customization options to suit your specific needs and ensure a unique and engaging user experience.

Developing a video chat app can be a daunting task, but with the right partner and approach, it becomes much easier. So, why wait? Start building your own video chat app today with Scrile.