kitio.aiStable Diffusion WebUI Forge vs ComfyFlow
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Stable Diffusion WebUI Forge is completely free, while ComfyFlow is freemium.
At a glance
Best for
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Lower VRAM use
- FLUX support
- Built-in ControlNet
- A1111 extension support
- One-click Windows package
- Workflow to web app
- Hosted GPUs
- Private workflows
- App sharing
- Creator rewards program
| Feature | Stable Diffusion WebUI Forge | ComfyFlow |
|---|---|---|
| Best for | Faster fork of the AUTOMATIC1111 interface with newer model support | Turns ComfyUI workflows into shareable hosted web apps |
| Category | Image | Image |
| Pricing model | Free | Freemium |
| Starting price | Free | See pricing page |
| Free plan | Yes, fully free | Yes |
| Made by | lllyasviel | ComfyFlow |
| Based in | – | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
Stable Diffusion WebUI Forge is completely free, while ComfyFlow is freemium.
Free plan
Cheapest paid plan
Top plan
Free trial
Plans
Everything
$0
100% free to use. No paid plans to pick between.
3 plans
Free
Free
- 100 credits
- Try public apps
Basic
$8/mo billed yearly
- 12,000 credits per year
- Private generations
Pro
$16/mo billed yearly
- 24,000 credits per year
- API access to apps
Prices in USD, checked Oct 28, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
Stable Diffusion WebUI Forge
- Faster than the original UI
- Runs on smaller GPUs
- Familiar interface
- Some extensions incompatible
- Update cadence is irregular
- Still needs local setup
ComfyFlow
- No GPU server to manage
- Workflow stays hidden from users
- Open source codebase
- Only useful if you work with ComfyUI
- Credit limits on the free plan
- Small community compared with ComfyUI itself
Which one should you choose?
Choose Stable Diffusion WebUI Forge if you want:
- Faster than the original UI
- Runs on smaller GPUs
- Familiar interface
Watch out: some extensions incompatible.
Choose ComfyFlow if you want:
- No GPU server to manage
- Workflow stays hidden from users
- Open source codebase
Watch out: only useful if you work with comfyui.
Stable Diffusion WebUI Forge vs ComfyFlow FAQ
What is the difference between Stable Diffusion WebUI Forge and ComfyFlow?
Stable Diffusion WebUI Forge: Faster fork of the AUTOMATIC1111 interface with newer model support. ComfyFlow: Turns ComfyUI workflows into shareable hosted web apps. Both are image tools.
Is Stable Diffusion WebUI Forge or ComfyFlow cheaper?
Stable Diffusion WebUI Forge is completely free, while ComfyFlow is freemium.
Do Stable Diffusion WebUI Forge and ComfyFlow have free plans?
Stable Diffusion WebUI Forge: Yes, fully free. ComfyFlow: Yes.
Who makes Stable Diffusion WebUI Forge?
Stable Diffusion WebUI Forge is made by lllyasviel.
Who makes ComfyFlow?
ComfyFlow is made by ComfyFlow.
Which should I choose, Stable Diffusion WebUI Forge or ComfyFlow?
Choose Stable Diffusion WebUI Forge if you value faster than the original ui and runs on smaller gpus. Choose ComfyFlow if you value no gpu server to manage and workflow stays hidden from users.