kitio.aiOtio vs Omphalis
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Otio has the lower starting price: about $7 a month, against $9 for Omphalis.
At a glance
Best for
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Chat with citations
- Video and podcast summaries
- AI PDF reader and OCR
- Multiple AI models
- Zotero and cloud integrations
- Agentic research
- Inline explanations
- Questions across sources
- Notes linked to source text
- Generated narration
- Courses from documents
| Feature | Otio | Omphalis |
|---|---|---|
| Best for | AI research workspace for PDFs, videos and web pages | Reading workspace that explains articles, PDFs, videos and podcasts |
| Category | Research & search | Research & search |
| Pricing model | Freemium | Freemium |
| Starting price | $7/mo | $9/mo |
| Free plan | Yes | Yes |
| Made by | Otio | Omphalis |
| Based in | – | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
Otio has the lower starting price: about $7 a month, against $9 for Omphalis.
Free plan
Cheapest paid plan
Top plan
Free trial
4 plans
Free
Free
- Limited monthly AI usage
- 10 files up to 25 MB each
- 1 space and 2 parallel chats
Lite
$7/mo billed yearly
- Agentic research and documents
- 50 uploads per day
- 2 spaces
Go
$18/mo billed yearly
- 3x more chats and research
- 250 uploads per day
- 5 spaces
Pro
$45/mo billed yearly
- 10x more chats and research
- 500 uploads per day
- Parallel research across projects
4 plans
Free
Free
- 100 units a month
- 2 GB storage
- 100 subscribed sources
Pro
$9/mo
- 300 units a month
- 25 GB storage
- Key moments recap
- Build courses
Premium
$19/mo
- 600 units a month
- 50 GB storage
- 200 voice minutes
Scholar
$39/mo
- 1,200 units a month
- 100 GB storage
- 400 voice minutes
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
Otio
- Cites the page for each answer
- Handles many source types
- Free plan to start
- Free plan has limited AI usage
- Prices show yearly billing by default
- Upload limits apply on each tier
Omphalis
- Handles text, video and podcasts
- Library export at any time
- Works inside ChatGPT
- Usage measured in units that run out
- Voice features only on higher plans
- Free plan suits light reading only
Which one should you choose?
Choose Otio if you want:
- Cites the page for each answer
- Handles many source types
- Free plan to start
Watch out: free plan has limited ai usage.
Choose Omphalis if you want:
- Handles text, video and podcasts
- Library export at any time
- Works inside ChatGPT
Watch out: usage measured in units that run out.
Otio vs Omphalis FAQ
What is the difference between Otio and Omphalis?
Otio: AI research workspace for PDFs, videos and web pages. Omphalis: Reading workspace that explains articles, PDFs, videos and podcasts. Both are research & search tools.
Is Otio or Omphalis cheaper?
Otio has the lower starting price: about $7 a month, against $9 for Omphalis.
Do Otio and Omphalis have free plans?
Otio: Yes. Omphalis: Yes.
Who makes Otio?
Otio is made by Otio.
Who makes Omphalis?
Omphalis is made by Omphalis.
Which should I choose, Otio or Omphalis?
Choose Otio if you value cites the page for each answer and handles many source types. Choose Omphalis if you value handles text, video and podcasts and library export at any time.