Free alternatives to HeyGen
2 free programs that can replace HeyGen, each pairing checked by Radar's AI reviewer or by Radar.
HeyGen is an online platform for making videos with an AI presenter. You supply a script, and the service produces a video with a digital avatar and a synthetic voice, sometimes in several languages. Marketing, sales and training teams use it, along with creators who do not want to film every clip. It is a subscription service, so your projects and avatars live on the vendor's platform.
What to check before you switch:
- How natural the avatars and voices look and sound in your language, and whether lip movement matches the speech.
- Consent and rights: use only faces and voices you have permission to use, including your own custom avatar if you made one.
- Whether you can take your scripts, voice settings and finished videos with you, and in which formats.
- Your templates, brand elements and translation workflow, which you may have to rebuild.
- Whether the replacement needs a powerful computer or technical setup, and how long rendering takes.
Digital Human Koubo and Open Yoki are listed below. Check each page for what it actually covers.
| Program | Ease | You need | Risk signals | Stars | Downloads this week |
|---|---|---|---|---|---|
| Digital Human KouboMakes a finished talking-head video with an AI presenter from one photo and one sentence, driven by your AI agent. | Ease Dterminal, several tools or a specific graphics card · Windows | FFmpeg, Python, Node.js, Other tools | Attention · 2 | 1,588+1,588 in 5 days | 2,612 |
| Open YokiRuns your own AI live streamer on a server: a cloned voice, a moving digital face, chat replies, a diary and its own posts. | Ease Edevelopers only · Linux | Node.js, FFmpeg, Other tools | Attention · 4 | 592+592 in 3 days | — |
Frequently asked questions
Which free alternative to HeyGen is the easiest to install?
Digital Human Koubo has the highest ease rating among the 2 options: D (terminal, several tools or a specific graphics card · Windows).
Is there a free alternative to HeyGen for Windows, Mac and Linux?
Windows: Digital Human Koubo. macOS: Digital Human Koubo. Linux: Digital Human Koubo, Open Yoki.
Are the alternatives to HeyGen really free?
0 of the 2 are completely free; 2 depend on a paid service or key for some features.
How can I tell whether an alternative is trustworthy?
Each card shows the risk signals found, with the evidence. 0 of the 2 have no signal rated attention or high. See also the guide How to find a GitHub project's official repository and avoid fake copies.