# Obsidian

> Sharpen your thinking

- **Canonical URI:** https://www.vioscale.ai/software/obsidian
- **Category:** Knowledge Base Software
- **Homepage:** https://obsidian.md
- **Also known as:** obsidian
- **Profile claimed by vendor:** no
- **Last updated:** 2026-08-01T16:07:04.413Z

## Vioscale score

**84.7 / 100**, confidence 35% (low).

Composite of weighted, independently-sourced signals (no user reviews, no vendor payment).

| Signal | Score | Weight | Contribution | Evidence present |
|---|--:|--:|--:|:--:|
| price_level | 80 | 10 | 800 | ✓ |
| reliability | 50 | 12 | 600 | ✓ |
| capabilities | 91.6 | 32 | 2932.2 | ✓ |
| integrations | 0 | 18 | 0 | - |
| security_posture | 0 | 12 | 0 | - |
| pricing_transparency | 100 | 16 | 1600 | ✓ |

## Pricing

_As of 2026-08-01, [verify at source](https://obsidian.md). Independently observed._

from $4/mo · Hybrid · Free tier

> Free core app. Optional: Sync from $4/user/mo (annual) or $5/user/mo (monthly). Publish from $8/site/mo (annual) or $10/site/mo (monthly). 40% discount for students, faculty, and nonprofits.

| Plan | Price | Free | Commitment |
|---|---|:--:|---|
| Sync (billed annually) | $4/user/month billed annually | - | annual |
| Sync (billed monthly) | $5/user/month billed monthly | - | monthly |
| Publish (billed annually) | $8/site/month billed annually | - | annual |
| Publish (billed monthly) | $10/site/month billed monthly | - | monthly |
| Catalyst | $25 one-time | - | - |
| Commercial | $50/user/year | - | annual |

### Sync (billed annually)

Sync notes across devices with end-to-end encryption

- End-to-end encryption
- Version history
- Collaborate on shared vaults
- Priority support

### Sync (billed monthly)

Sync notes across devices with end-to-end encryption

- End-to-end encryption
- Version history
- Collaborate on shared vaults
- Priority support

### Publish (billed annually)

Publish notes to the web

- Publish notes to the web
- No technical knowledge required
- Customizable theme
- Graph and full text search
- Priority support

### Publish (billed monthly)

Publish notes to the web

- Publish notes to the web
- No technical knowledge required
- Customizable theme
- Graph and full text search
- Priority support

### Catalyst

Support Obsidian development

- Early access to beta versions
- Community badges
- Exclusive channels

### Commercial

Commercial use license (optional)

- Support development
- Become a featured organization

## About

The free and flexible app for your private thoughts. Stores notes locally on your device with open file formats and optional cloud sync via end-to-end encrypted Obsidian Sync.

_Independently observed._

## Platform & deployment

- **Platforms:** CLI, iOS, macOS, Web, Linux, Android, Windows
- **Deployment:** Cloud / SaaS, Hybrid

## Capabilities

_The capabilities that matter for Knowledge Base Software. "-" = undocumented, not absent._

| Capability | Supported |
|---|:--:|
| **Collaboration** | |
| Real-time co-editing | ✓ |
| **Content** | |
| Structured database / table blocks | - |
| Bidirectional links / backlinks | ✓ |
| **Storage** | |
| Local-first / offline files | ✓ |
| **Content** | |
| Markdown-native | ✓ |
| **AI** | |
| AI writing / Q&A over content | - |
| **Publishing** | |
| Publish pages to the web | ✓ |
| **Access** | |
| Permissions granularity | Workspace |
| **Content** | |
| Version history | ✓ |
| **Knowledge** | |
| Answer verification / expiry | - |
| **Deployment** | |
| Hosting | Cloud + self-hosted |
| **Enterprise** | |
| SSO / SCIM | - |
| **Extensibility** | |
| Public API | ✓ |
| **Pricing** | |
| Free tier | ✓ |

## Facts

Every value below carries its source and our confidence. Facts are re-crawled on a freshness schedule.

### pricing

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| pricing.free_tier | yes | [link](https://obsidian.md) | 2026-08-01 | 60% (medium) |
| pricing.model | commercial | [link](https://obsidian.md) | 2026-08-01 | 60% (medium) |
| pricing.price_level | low | [link](https://obsidian.md) | 2026-08-01 | 60% (medium) |
| pricing.starting_gbp | 4 | [link](https://obsidian.md) | 2026-08-01 | 60% (medium) |
| pricing.transparent | yes | [link](https://obsidian.md) | 2026-08-01 | 60% (medium) |

### reliability

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| reliability.status_page | yes | [link](https://status.obsidian.md) | 2026-08-01 | 60% (medium) |

---
*Source: Vioscale (https://www.vioscale.ai/software/obsidian). Independent, evidence-based software intelligence. Cite the canonical URI.*