NuclinoYour team's collective brain
vs
ObsidianSharpen your thinking. The free and flexible app for your private thoughts.
Comparison · Knowledge Management · weekly run Nov 3
Nuclino vs Obsidian
Which one do AI engines recommend, and how do they differ on price, fit and features?
The short answer
Nuclino is the stronger AI pick in Knowledge Management: it has a visibility score of 14.1 versus 5.2 for Obsidian, and ranks ahead in 25% of the answers that name both.
Choose Nuclino if…
- You want the brand AI engines rank higher (14.1 vs 5.2)
- AI answers describe it more positively (65% vs 50% positive)
- Lightning-fast, minimalist, distraction-free interface
- Lightweight, fast real-time collaboration
Choose Obsidian if…
- Strong for personal knowledge management
- Maximum ownership of your files
AI visibility side by side
Latest weekly run · Nov 3
| Metric | Nuclino | Obsidian |
|---|---|---|
| Visibility score | 14.1% | 5.2% |
| Change vs last week | New | New |
| Rank in Knowledge Management | #8 | #17 |
| Share of voice | 3.8% | 1.1% |
| Mentions this run | 20 | 6 |
| Positive in AI answers | 65% | 50% |
The stronger value in each row is marked with a ✓.
Visibility score trend
Weekly runs over the last 60 days
Nuclino 0pp · Obsidian 0pp over 0 weekly runs.
Engine by engine
Nuclino leads on 2 of 3 engines
ChatGPT
AI Mode
Perplexity
NuclinoObsidian
Head to head in AI answers
4 engine answers name both brands
1Nuclino ranked higher
3Obsidian ranked higher
| Prompt | Engine | Nuclino | Obsidian |
|---|---|---|---|
| Alternatives to the most popular knowledge management tool | ChatGPT | #9 | #2 |
| Alternatives to the most popular knowledge management tool | AI Mode | #6 | #2 |
| Alternatives to the most popular knowledge management tool | Perplexity | #6 | #7 |
| Most affordable knowledge management tool that is still reliable | Perplexity | #4 | #2 |
Features, pricing & fit
| Dimension | Nuclino | Obsidian |
|---|---|---|
| Pricing model | Per seat | Per seat |
| Entry price | Contact sales | Free; paid from $4 per seat / mo |
| Free plan | Yes | Yes |
| Deployment | Cloud service | Local desktop and mobile apps, with optional cloud Sync and Publish add-ons |
| Support | Help center, Email support, Priority email support on Starter and Business plans | Discord community, Discussion forum, Help site, Priority support with paid Sync and Publish plans |
| Founded | 2015 | 2020 |
| Headquarters | Munich, Germany | Toronto, Ontario, Canada |
| Employees | 1–10 | 1–10 |
| Funding | Latest round, listed as Other Investors with Center for Digital Technology and Management (date and amount not disclosed | Bootstrapped |
| Best for | Teams that want docs, knowledge and projects in one simple, fast workspace | Individuals and small teams who want private notes stored locally as plain text files they can keep long term |
Plans side by side
Nuclino
Free$0per user per month
StarterCustomper user per month
BusinessCustomper user per month
Obsidian
Free$0forever
Sync$4per user per month, billed annually ($5 billed monthly)
Publish$8per site per month, billed annually ($10 billed monthly)
Pros and cons
Themes from the AI answers that mention each brand
Nuclino
- Lightning-fast, minimalist, distraction-free interface
- Lightweight, fast real-time collaboration
- Simple, easy-to-use team wiki with search
- Transparent pricing with functional free tier
- Strong recommendation for internal team knowledge management
- Free tier limited on content or storage
Obsidian
- Strong for personal knowledge management
- Maximum ownership of your files
Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 100%·next run
Cite as: SlateIndex, “Nuclino vs Obsidian”, https://slateindex.ai/compare/nuclino-vs-obsidian, data of Nov 3, 2026. Licence: CC BY 4.0.