Free
Free
Pricing page lists local storage basic functions as completely free at $0 lifetime on the desktop app.
- Access
- Pricing page lists local storage basic functions as completely free at $0 lifetime on the desktop app.
SiYuan
● Identity checkedNotes · Vendor site 2026-10-04
SiYuan is an open source, local-first notes app with block editing, bidirectional links, databases, flashcards, and optional encrypted sync. The English site highlights privacy-first workflows and optional cloud subscription storage from the vendor.
- Category
- Notes
- Free access
- Pricing page lists local storage basic functions as completely free at $0 lifetime on the desktop app.
- API access
- Not confirmed on the English homepage; SiYuan documents plugins and sync in separate guides.
Is SiYuan right for you?
A good fit for
Knowledge workers who want Obsidian-style block notes with local-first privacy and optional official cloud sync.
Before you choose
Official cloud subscription and PRO upgrades use one-time or lifetime USD pricing rather than a lowest monthly SaaS plan.
Block-based personal knowledge
b3log.org/siyuan presents SiYuan as a local-first notebook combining blocks, databases, and optional encrypted cloud sync for multi-device use.
What it can do
Features & capabilities
Unknown is different from unavailable. Each fact carries its own evidence.
| Capability | Value | Evidence | Checked |
|---|---|---|---|
| Local-first | English homepage describes SiYuan as open source, local-first, and privacy-first with Markdown and block references. | Facts sourced | 2026-10-04 |
| Free tier | Pricing page states basic local storage functions are completely free at $0 lifetime. | Facts sourced | 2026-10-04 |
| Cloud subscription | Pricing page lists an 8GB cloud subscription option with official sync and backup. | Facts sourced | 2026-10-04 |
Understand the total cost
SiYuan pricing & plans
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Frequently asked questions
What is SiYuan used for?
SiYuan is an open source, local-first notes app with block editing, bidirectional links, databases, flashcards, and optional encrypted sync. The English site highlights privacy-first workflows and optional cloud subscription storage from the vendor.
Does SiYuan have a free plan?
Pricing page lists local storage basic functions as completely free at $0 lifetime on the desktop app.. This record lists ongoing free access; check the plan limits before starting.
How much does SiYuan cost?
No paid monthly price is listed; this record treats the product as free to start. See the plan cards for entitlements, billing commitments and seat minimums.
Can I use SiYuan through an API?
Not confirmed on the English homepage; SiYuan documents plugins and sync in separate guides.. API access and subscription access may have different terms; consult the linked sources.
What should I check before choosing it?
Official cloud subscription and PRO upgrades use one-time or lifetime USD pricing rather than a lowest monthly SaaS plan.
Price history
No retained pricing changes yet. A current price alone does not establish a historical trend.
How this profile is supported
Identity and profile
Reviewed vendor source
Read original source ↗Facts apply to the named version and check date. Send a sourced correction if something changed.