kitio.aiLumo vs Fluid
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Lumo starts at $12.99/mo and Fluid starts at See pricing page. Check both pricing pages for current plans.
At a glance
Best for
Category
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Zero-access encrypted history
- No-logs policy
- Web search
- Proton Drive files
- Image generation
- Runs Llama 3 locally
- Works offline
- Voice dictation
- Global keyboard shortcut
- Private API server for business
| Feature | Lumo | Fluid |
|---|---|---|
| Best for | Proton's encrypted AI assistant that keeps no logs of your chats | Private offline AI assistant for Macs with Apple Silicon |
| Category | Chat assistants | Chat assistants |
| Pricing model | Freemium | Freemium |
| Starting price | $12.99/mo | See pricing page |
| Free plan | Yes | Yes |
| Made by | Proton | Fluid |
| Based in | Switzerland | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
Lumo starts at $12.99/mo and Fluid starts at See pricing page. Check both pricing pages for current plans.
Free plan
Cheapest paid plan
Top plan
Free trial
2 plans
Free
Free
- Limited weekly chats
- Encrypted chat history
- No logs kept
Lumo Plus
$12.99/mo
- Unlimited chats
- Extended chat history
- Larger file uploads
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
Lumo
- Strong privacy guarantees
- Swiss and EU hosting
- Works with Proton Drive
- Models trail top frontier models
- Fewer integrations
- Image tools are new
Fluid
- Chats never leave your Mac
- Works without internet access
- Simple one-step install
- Apple Silicon Macs only
- Needs several GB of disk space
- Pricing is not stated on the homepage
Which one should you choose?
Choose Lumo if you want:
- Strong privacy guarantees
- Swiss and EU hosting
- Works with Proton Drive
Watch out: models trail top frontier models.
Choose Fluid if you want:
- Chats never leave your Mac
- Works without internet access
- Simple one-step install
Watch out: apple silicon macs only.
Lumo vs Fluid FAQ
What is the difference between Lumo and Fluid?
Lumo: Proton's encrypted AI assistant that keeps no logs of your chats. Fluid: Private offline AI assistant for Macs with Apple Silicon. Both are chat assistants tools.
Is Lumo or Fluid cheaper?
Lumo starts at $12.99/mo and Fluid starts at See pricing page. Check both pricing pages for current plans.
Do Lumo and Fluid have free plans?
Lumo: Yes. Fluid: Yes.
Who makes Lumo?
Lumo is made by Proton, based in Switzerland.
Who makes Fluid?
Fluid is made by Fluid.
Which should I choose, Lumo or Fluid?
Choose Lumo if you value strong privacy guarantees and swiss and eu hosting. Choose Fluid if you value chats never leave your mac and works without internet access.