kitio.aiLumo vs Omnifact
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Lumo starts at $12.99/mo and Omnifact 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
- Team AI chat
- Spaces on internal data
- Privacy Filter
- OpenAI-compatible AI Gateway
- Self-hosted model support
- SSO on Enterprise
| Feature | Lumo | Omnifact |
|---|---|---|
| Best for | Proton's encrypted AI assistant that keeps no logs of your chats | GDPR-focused AI chat and assistants for regulated organizations |
| Category | Chat assistants | Chat assistants |
| Pricing model | Freemium | Free trial |
| Starting price | $12.99/mo | See pricing page |
| Free plan | Yes | No, 10-day trial |
| Made by | Proton | Omnifact |
| Based in | Switzerland | Germany |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
Lumo starts at $12.99/mo and Omnifact 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
2 plans
Pro
€25/user/mo billed yearly
- Per user
- Chat and Spaces
- €5 usage credits per month
- Teams of up to 50 users
Enterprise
Contact sales
- No team size limit
- SSO
- Self-hosted LLMs and own API key
- Dedicated support team
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
Omnifact
- Hosted in Germany or on-premises
- Personal data filtered before models see it
- Many model choices behind one gateway
- Pro plan sold per user, billed annually
- Premium model usage draws on monthly credits
- Aimed at organizations rather than individuals
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 Omnifact if you want:
- Hosted in Germany or on-premises
- Personal data filtered before models see it
- Many model choices behind one gateway
Watch out: pro plan sold per user, billed annually.
Lumo vs Omnifact FAQ
What is the difference between Lumo and Omnifact?
Lumo: Proton's encrypted AI assistant that keeps no logs of your chats. Omnifact: GDPR-focused AI chat and assistants for regulated organizations. Both are chat assistants tools.
Is Lumo or Omnifact cheaper?
Lumo starts at $12.99/mo and Omnifact starts at See pricing page. Check both pricing pages for current plans.
Do Lumo and Omnifact have free plans?
Lumo: Yes. Omnifact: No, 10-day trial.
Who makes Lumo?
Lumo is made by Proton, based in Switzerland.
Who makes Omnifact?
Omnifact is made by Omnifact, based in Germany.
Which should I choose, Lumo or Omnifact?
Choose Lumo if you value strong privacy guarantees and swiss and eu hosting. Choose Omnifact if you value hosted in germany or on-premises and personal data filtered before models see it.