Add Voice & Audio
Bring your videos to life with great sound and storytelling. Explore how to write effective scripts, choose voices and languages, clone or upload your own audio, and fine-tune pronunciation and add music for professional, expressive results.
How long can my video script be?Synthesia video script length
How do I select a language in Synthesia?Learn how to select, change and preview a language, voice or accent in Synthesia.
How do I add music to my Synthesia video?Learn how how to add music, upload your own, apply it to all scenes and adjust the volume in Synthesia.
How do I use YouTube codes?Generate codes to avoid content claims on YouTube
Can I create a voiceover only video?
How do I use my voice clone in a video?Learn how to select and apply your custom voice clone when creating a video in Synthesia.
How do I clone my voice in Synthesia?Create a custom AI voice in 32 languages by recording or uploading your voice.
How do I transfer my ElevenLabs Professional Voice Clone (PVC) to Synthesia?ElevenLabs Professional Voice Clone usage in Synthesia
How do I use Pronunciation in Synthesia?Learn more about changing pronunciation, abbreviation and phonetic spelling in Synthesia. (formerly called “Diction”).
What are the supported audio formats & length in Synthesia?
How do I add a pause to my script?
How to add pronunciation to the Workspace dictionary?
Why can't I use a certain voice in Synthesia?
How do I copy my video script?Learn how to copy your video script from the Synthesia editor in markdown format, making it easy to review or share externally.
How do I upload an audio file to Synthesia?Learn how to upload your own voice or an audio file in Synthesia.
How do I download audio from my video?Learn more about how to download audio in Synthesia
How can I change my script to make my Expressive Avatar sound and look more expressive?Make Expressive avatars more expressive.
Which Stock Voices and Languages are available in Synthesia?Synthesia stock voices and lanugages.