kitio.aiFermat vs This House Does Not Exist
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. This House Does Not Exist is completely free, while Fermat is freemium.
At a glance
Best for
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Sketch to design
- Custom image styles
- No-code tool editor
- Assets library
- Image and video generation
- AI house renders on demand
- Written design descriptions
- Upvotes and top list
- Save and share links
| Feature | Fermat | This House Does Not Exist |
|---|---|---|
| Best for | AI toolbox for fashion and retail design teams | AI-generated architecture concepts you can browse, vote on and save |
| Category | Design | Design |
| Pricing model | Freemium | Free |
| Starting price | $30/mo | Free |
| Free plan | Yes | Yes, fully free |
| Made by | Fermat | Pieter Levels |
| Based in | – | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
This House Does Not Exist is completely free, while Fermat is freemium.
Free plan
Cheapest paid plan
Top plan
Free trial
4 plans
Free
Free
- 1 credit
- Try the tools before upgrading
Fermat Pro
$30/mo
- 150 credits a month
- Commercial license
- High resolution export
- Private generations
Fermat Studio
$250/mo
- 500 credits a month
- Team access
- Unlimited users
- Support (8/5)
Fermat Enterprise
Contact sales
- Custom credits
- White label
- Role management
- Custom SLA
Prices in USD, checked Oct 29, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
Fermat
- Built for fashion and retail workflows
- Train styles on your own products
- Commercial license on paid plans
- Free plan includes only 1 credit
- No student discounts
- Studio plan jumps to $250 a month
This House Does Not Exist
- Free with no sign-up
- New design in one tap
- Each image comes with a design write-up
- No control over style or layout
- Concept images only, no plans or floor layouts
Which one should you choose?
Choose Fermat if you want:
- Built for fashion and retail workflows
- Train styles on your own products
- Commercial license on paid plans
Watch out: free plan includes only 1 credit.
Choose This House Does Not Exist if you want:
- Free with no sign-up
- New design in one tap
- Each image comes with a design write-up
Watch out: no control over style or layout.
Fermat vs This House Does Not Exist FAQ
What is the difference between Fermat and This House Does Not Exist?
Fermat: AI toolbox for fashion and retail design teams. This House Does Not Exist: AI-generated architecture concepts you can browse, vote on and save. Both are design tools.
Is Fermat or This House Does Not Exist cheaper?
This House Does Not Exist is completely free, while Fermat is freemium.
Do Fermat and This House Does Not Exist have free plans?
Fermat: Yes. This House Does Not Exist: Yes, fully free.
Who makes Fermat?
Fermat is made by Fermat.
Who makes This House Does Not Exist?
This House Does Not Exist is made by Pieter Levels.
Which should I choose, Fermat or This House Does Not Exist?
Choose Fermat if you value built for fashion and retail workflows and train styles on your own products. Choose This House Does Not Exist if you value free with no sign-up and new design in one tap.