Free alternatives to Runway
1 free program that can replace Runway, a pairing checked by Radar's AI reviewer or by Radar.
Runway is an online service for creating and editing video with artificial intelligence: generating clips from text or images, removing backgrounds and applying effects in the browser. Filmmakers, designers, marketers and curious creators use it, and it works with a subscription and usage limits.
Before switching, be clear about the jobs you do in it. Open-source tools often run on your own computer, so check the graphics card, memory and disk space you need, and how long a clip takes to produce. Results depend on the models you choose, and each model has its own licence, so read the terms before using any output commercially. Expect a steeper learning curve: setups are usually built from connected steps rather than a single polished screen, and an update can break a workflow that used to work. Think about editing as well, since you may still need a video editor for cutting and sound. If a team shares Runway projects, ask how they will share work afterwards, and keep copies of your finished clips and prompts.
ComfyUI is the option listed below.
| Program | Ease | You need | Risk signals | Stars | Downloads this week |
|---|---|---|---|---|---|
| ComfyUICreates and edits images, video and audio with AI models on your own computer, by wiring boxes together on a canvas. | Ease Binstaller plus one simple step · Windows | Graphics card | Attention · 2 | 144,364+1,077 in 5 days | 162,977 |
Frequently asked questions
Which free alternative to Runway is the easiest to install?
ComfyUI is the only option, with ease rating B (installer plus one simple step · Windows).
Is there a free alternative to Runway for Windows, Mac and Linux?
Windows: ComfyUI. macOS: ComfyUI. Linux: ComfyUI.
Are the alternatives to Runway really free?
ComfyUI is completely free.
How can I tell whether an alternative is trustworthy?
Each card shows the risk signals found, with the evidence. ComfyUI has a signal rated attention or high. See also the guide How to find a GitHub project's official repository and avoid fake copies.