Blender | Auto Lip Sync
Using an iPhone with a TrueDepth camera, you can use apps like or Face Cap . Enable the FaceMotion3D or Live Link add-on in Blender. Connect your phone and computer to the same Wi-Fi network.
Click in the top menu, then select Bake Sound to F-Curves . Choose your audio file ( .mp3 or .wav ).
Download the Rhubarb command-line executable files for your operating system. auto lip sync blender
Mastering auto lip sync in Blender saves invaluable production time. For stylized animations, the addon offers the absolute best balance of automation and control. For hyper-realistic or rapid turnarounds, leveraging an iPhone motion capture pipeline provides unmatched organic movement. Try mixing these automated workflows into your next project to take the headache out of character dialogue!
Does not recognize specific words. The mouth simply opens wider when the audio is louder and closes when it is quiet. Basic Workflow for Baking Sound: Select your character's "Mouth Open" shape key. Using an iPhone with a TrueDepth camera, you
If your character uses a bone-based facial rig rather than raw shape keys, you will need to link your shape keys to bone transformations using , or use an addon that natively supports bone rigging. 3. Top Methods for Auto Lip Sync in Blender
An AI-driven tool or plugin analyzes the dialogue, identifying specific phonemes and their timing. Click in the top menu, then select Bake Sound to F-Curves
Speech changes our posture. Add subtle head tilts and shoulder shrugs on the louder, accented parts of the audio track.
: A robust, cross-platform extension that uses the Vosk engine for offline speech recognition. It supports over 25 languages and works with both 3D shape keys and 2D sprite-based animations.
If you are looking for production-grade results, the integration between and Blender is hard to beat. While this involves software outside of Blender, the Reallusion Pipeline allows you to export fully animated facial performances back into Blender via FBX or USD. Why it’s powerful:
