HeyGen: voices and dialogue
For voices and dialogue, HeyGen's page is “Using Voices in the AI Studio”: choosing and adjusting the voice that reads a script. From 1 source page, read 2026-09-25; no maker pays to be listed.
This article explains how to customize voice selection in the HeyGen AI Studio to match the tone and purpose of your video.
HeyGen Help Center
- Using Voices in the AI StudioChoosing and adjusting the voice that reads a script
The quote is copied from the visible text of the page, so it can be found again on the page itself.
1Other tools' pages on this step
- Adobe Firefly: “Generate speech from text”
- Colossyan: “Pick and preview a voice”
- D-ID: “What is the Voice Library and how do I use it?”
- Descript: “Generate text-to-speech audio”
- FlexClip: “AI Text to Speech Tool”
- Fliki: “Guide: Layers and Customization Panel”
- Google Flow: “Create videos in Google Flow”
- Kapwing: “How to Dub a Project”
- Katalist: “How to Add a Voiceover to Your Katalist Project”
- Kling AI: “KLING VIDEO 2.6 User Guide”
- Krea: “Audio generation”
- Morphic: “Voice emotion control”
- Pictory: “How to add AI voice-over to a video?”
- Runway: “Creating Multi-Character Dialogues with Act-Two”
- SceneMixer: “How Character Voices Work”
- Synthesia: “What voice options does Synthesia offer?”
- Topview: “Topview Official Guide: AI Audio”
- VEED: “How to Use Audio Tags in AI Voice Generation”
- Vyond: “How do I add or edit text-to-speech clips?”
2About the step
Avatar and editor tools document it most fully, because a voice reading a script is their core. Kling AI describes it inside the guide to a model that generates sound together with the picture.
3HeyGen's pages on the other steps
- Starting from a script or prompt: How to Write Scripts in the AI Studio
- Keeping characters the same: Avatar Looks Explained
- Breaking a story into scenes: Not documented in the pages searched
- Changing one shot: Not documented in the pages searched
- Getting the video out: How to Download or Export a Video
- Sharing for viewing or review: How to Share Your Videos
| Tool | Covered as |
|---|---|
| Adobe Firefly | A page on this step |
| Boords | Not documented in the pages searched |
| Colossyan | A page on this step |
| D-ID | A page on this step |
| Descript | A page on this step |
| FlexClip | A page on this step |
| Fliki | Covered inside a wider page |
| Google Flow | Covered inside a wider page |
| HeyGen | A page on this step |
| invideo | Not documented in the pages searched |
| Kapwing | A page on this step |
| Katalist | A page on this step |
| Kling AI | Covered inside a wider page |
| Krea | Covered inside a wider page |
| LTX Studio | Not documented in the pages searched |
| Luma | Not documented in the pages searched |
| Midjourney | Not documented in the pages searched |
| Morphic | A page on this step |
| Pictory | A page on this step |
| Runway | A page on this step |
| SceneMixer | A page on this step |
| Storyboarder.ai | Not documented in the pages searched |
| Synthesia | A page on this step |
| Topview | A page on this step |
| VEED | A page on this step |
| Vyond | A page on this step |
Inclusion rule. Every tool on the map, with or without a page on this step. Order. Alphabetical by tool name.