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ObsidianSharpen your thinking. The free and flexible app for your private thoughts.
vs
TiddlyWikiA non-linear personal web notebook
Comparison · Knowledge Management · weekly run Nov 3

Obsidian vs TiddlyWiki

Which one do AI engines recommend, and how do they differ on price, fit and features?

Track both brands

The short answer

Obsidian is the stronger AI pick in Knowledge Management: it has a visibility score of 5.2 versus 0 for TiddlyWiki.

Choose Obsidian if…

  • You want the brand AI engines rank higher (5.2 vs 0)
  • Strong for personal knowledge management
  • Maximum ownership of your files

Choose TiddlyWiki if…

No clear advantage in the published data.

AI visibility side by side

Latest weekly run · Nov 3

Metric Obsidian TiddlyWiki
Visibility score5.2%0%
Change vs last weekNewNew
Rank in Knowledge Management#17#52
Share of voice1.1%0%
Mentions this run60
Positive in AI answers50%—

The stronger value in each row is marked with a ✓.

Visibility score trend

Weekly runs over the last 60 days

0%25%50%75%100%Nov 3Obsidian 5%

Obsidian 0pp · TiddlyWiki 0pp over 0 weekly runs.

Engine by engine

Obsidian leads on 3 of 3 engines

ChatGPT
8.2%
0%
AI Mode
3.1%
0%
Perplexity
4.3%
0%
ObsidianTiddlyWiki

Head to head in AI answers

0 engine answers name both brands

0Obsidian ranked higher
0TiddlyWiki ranked higher

Features, pricing & fit

DimensionObsidianTiddlyWiki
Pricing modelPer seat—
Entry priceFree; paid from $4 per seat / mo—
Free planYes—
DeploymentLocal desktop and mobile apps, with optional cloud Sync and Publish add-onsSingle HTML file opened in a browser, or run from the command line on Node.js
SupportDiscord community, Discussion forum, Help site, Priority support with paid Sync and Publish plans—
Founded20202004
HeadquartersToronto, Ontario, Canada—
Employees1–10—
FundingBootstrapped—
Best forIndividuals and small teams who want private notes stored locally as plain text files they can keep long term—

Plans side by side

Obsidian

Free$0forever
Sync$4per user per month, billed annually ($5 billed monthly)
Publish$8per site per month, billed annually ($10 billed monthly)
Obsidian pricing

TiddlyWiki

Pricing not available.

Pros and cons

Themes from the AI answers that mention each brand

Obsidian

  • Strong for personal knowledge management
  • Maximum ownership of your files

    TiddlyWiki

    Profile in progress.

    Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 100%·next run

    Cite as: SlateIndex, “Obsidian vs TiddlyWiki”, https://slateindex.ai/compare/obsidian-vs-tiddlywiki, data of Nov 3, 2026. Licence: CC BY 4.0.