How to Make AI Lip Sync Videos Online (Best Tools and Apps)

How to Make AI Lip Sync Videos Online (Best Tools and Apps)

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We’ve all probably seen hilarious videos where pets sing along popular tunes or people speak fluently in foreign languages, all thanks to the AI lip sync technology. It’s changing the way we engage with video content, making it more interactive, dynamic, and downright entertaining.

In this blog, we’ll explore the fundamentals of AI lip syncing and focus on how to use Maestra for this purpose. We’ll also list 5 powerful AI lip sync tools for various use cases, and share the best practices to adopt when utilizing this technology.

Let’s get started.

What is AI lip sync?

AI lip sync is the use of artificial intelligence to synchronize mouth movements of a digital or real character with spoken audio or text. By minimizing human intervention in animation and video editing processes, this technology saves a lot of time while creating realistic results.

Two black and purple robots smiling.

Main use cases of AI lip sync include:

  • Personalized video content
  • Animation
  • Gaming
  • Digital marketing
  • Social media content
  • Education and training
  • Virtual meetings
  • Implementing AI lip sync technology typically involves three steps. First, you need to upload your audio or video file, or input text for speech synthesis, depending on the tool’s capabilities. The software will then process the phonetics and animate the character or video with matching lip movements. Finally, you can export the result, integrate it with other visual elements, or refine timing for maximum realism.

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    How to Translate and Lip Sync Videos with Maestra AI

    We’ll now walk you through how to make an AI lip sync video with Maestra’s AI video translator. With this tool and feature, you can easily synchronize lip movements with translated audio, creating high-quality and realistic multilingual videos.

    Here are the steps to follow:

    1. Log in to your Maestra account and go to “Voiceover” in the left menu.
    2. Click “+New Voiceover” and upload your video file.
    3. Choose the source language, enable the “Translate to another language” option, and select your target language. (Pro users can also select their preferred translation engine as DeepL or OpenAI.)
    4. How to translate and AI lip sync videos with Maestra.
      1. Once the video is processed, click the file to access the video editor. Here you can view the video transcript in both source and target languages.
      2. Click the red “Synthesize Audio” button. A pop-up window will appear, displaying a collection of diverse and realistic AI voices in the target language. You can:
        1. Filter voices by gender
        2. Select an expression (e.g., cheerful, angry, excited…)
        3. Pick a dialect if available
        4. Clone your own voice
        5. You can click the play button next to each AI voice to preview a sample. After choosing a voice, click “Synthesize”.
        6. A collection of Maestra's AI voices in English.
          1. The "Synthesize Audio” button will turn green. You can now play your video with the voiceover in the target language.
            1. Need to make changes to the voiceover? You can edit the transcript at any time. After making changes, the “Synthesize Audio” button will turn yellow. Click it to update the voiceover instantly.
            2. Want to choose another AI voice? Simply click “Edit Speaker Voices” to explore and select a different voice.
            3. To export the video with the AI lip sync, click “Export” in the top right corner and select “Media”. Check the “Include lip sync” option and download the video in the MP4 format.
            4. How to export AI lip sync with Maestra.

              *If you want to add subtitles to your video, just enable the “Export with subtitles” option.

              *Maestra Pro users can also access advanced AI features such as:

              • Automatic transcript summarization
              • Chapter organization
              • Sentiment analysis
              • Keyword extraction
              • And more!
              • Lip Sync Your Videos with AI Instantly

                Use Maestra’s AI video translator to dub and lip sync your videos easily. Choose among diverse AI voices in 125+ languages, or clone your own voice in 29 languages.

                Lip sync your video now

                5 AI Lip Sync Tools for Different Purposes (Free & Paid)

                In addition to Maestra, several powerful AI lip sync tools bring videos and photos to life in new and exciting ways. Below are five of them, their use cases, and pricing details, helping you find the best fit for your project.

                (Language and pricing info is based on information from January 2025.)

                Synchronicity AI

                For: AI video dubbing

                Synchronicity AI’s primary purpose is to synchronize dialogue with on-screen lip movements seamlessly, allowing creators to produce multilingual content that feels natural. The tool can be used for various cases, including podcasts, YouTube channels, and more. It also enables developers to implement the technology into their apps and workflows.

                Number of supported languages: 95+

                Pricing: Creator plan is great for making premium videos for global reach. See more on pricing here .

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                Pika Labs

                For: AI-generated animations and avatars

                As a powerful AI video generator, Pika Labs offers AI lip syncing to make animated scenes and conversations more lifelike. It works both with video clips and static images; all you have to do is upload your footage and audio file to the “Pika Lip Syncing” interface. No worries if you don’t have an audio clip ready, as Pika Labs integrates with ElevenLabs API so you can generate voiceovers directly from the platform.

                Number of supported languages: 75+

                Pricing: Free plan offers 150 monthly video credits. See more on pricing here .

                Kling AI

                For: AI-generated videos and animated characters

                Kling AI is another AI video generator that produces impressive results featuring AI lip sync. First, generate a video and click “match mouth” to track the mouth movements in the video. You can then upload an audio file, and Kling will match it to the video, looking as if the character is speaking the words in the audio.

                Number of supported languages: Kling AI’s text-to-video tool supports English and Mandarin prompts.

                Pricing: Standard plan offers professional mode for videos. See more on pricing here .

                The home page of Kling AI, one of the best AI lip sync tools online.

                Vidnoz AI

                For: Talking photos and AI dubbing

                With Vidnoz AI’s Talking Photo tool, it’s possible to let pictures talk with natural AI lip sync animation. Once you choose a preset photo or upload your own image, you can input the script you want the photo to say, select voice and language, and finally click on “Generate Video”.  Utilizing text-to-speech technology, the tool will animate the photo’s mouth to match the generated voice and give a dynamic presence.

                Number of supported languages: 100+

                Pricing: Free plan includes the Talking Photo tool. See more on pricing here .

                Gooey.AI

                For: RAG chatbots with AI lip sync

                Gooey.AI is another popular option that will enable you to create lip sync animations from any audio file. You can simply upload a gif/video and audio file, choose the AI model, and click “Run”. The tool also has text-to-speech capabilities, which generates audio for your video, and utilizes various major speech providers such as Google Cloud Text-to-Speech, ElevenLabs, and Uberduck AI.

                Number of supported languages: As Gooey.AI is primarily a platform that provides unified access to different AI models, it supports a wide range of languages.

                Pricing: Free plan offers 500 credits to start. See more on pricing here .

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                7 Best Practices for AI Lip Syncing

                In the world of content creation, using AI lip sync technology effectively can make a huge difference. To help you get the best results, we’ve outlined 7 actionable tips.

                • Use high-resolution video. If you’re using an AI video dubber like Maestra, high-quality video will help the AI analyze facial movements more accurately, resulting in precise lip sync.
                • Avoid overcrowding the frame. Too many elements in the frame can distract the AI and affect lip sync accuracy.
                • Select clear audio with proper pacing. If you’re going to upload an audio file, ensure that it is free of background noise, distortions, or interruptions for better results.
                • Keep the text short for TTS tools. Shorter phrases are easier for AI to match with lip movements when using text-to-speech tools.
                • Review the transcript. An error-free transcript helps the AI sync the dialogue more accurately with mouth movements.
                • Check for facial expressions. Ensure they align with the dialogue to enhance emotional impact alongside lip sync.
                • Mind the limitations of AI lip sync technology. While AI has come a long way, remember that it may struggle with certain nuances, such as regional accents or sarcasm.
                • Frequently Asked Questions

                  What is the best AI for lip sync?

                  Maestra is the best AI for lip syncing while dubbing videos. Supporting 125+ languages, the software can translate and synchronize audio accurately and seamlessly for global audiences. It also offers AI voice cloning, enabling users to speak in their own voice across different languages.

                  How to lip sync audio and video?

                  You can use AI tools to lip sync audio and video easily. Simply input the audio and video to the platform, and let the AI process the synchronization. It’s a quick solution, but reviewing the results is essential for quality.

                  What is the best AI voice for videos?

                  The best AI voice for videos depends on the context and tone of your content. Maestra offers a diverse and realistic range of AI voices to choose from, so you can find the perfect fit for your video. You can also clone your own voice for consistency in your multilingual content.

                  What is the app that makes photos lip sync?

                  There are several apps that use AI lip sync technology to make photos come to life. Apps like Wombo and Revive create animated lip sync effects for still images. These kinds of tools deliver entertaining results in a few steps.

                  Can you lip sync in CapCut?

                  Yes, you can lip sync in CapCut. Open CapCut on your PC, import your audio and video files, and click “Sync audio and video” from the context menu. You can find the detailed instructions here .

                  Serra Ardem

                  About Serra Ardem

                  Serra Ardem is a freelance writer and editor based in Istanbul. For the last 8 years, she has been collaborating with brands and businesses to tell their unique story and develop their verbal identity.