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Personal Knowbase vs Zettlr

Both stand on personal knowledge management software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.

Personal Knowbase

Free trial Windows

Personal Knowbase focuses on structured retrieval for large collections of personal notes and files. Its offline operation and broad import/export support are useful, but the product is limited to Windows and becomes read-only after its trial.

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Zettlr

Free plan LinuxMacWindows

Zettlr combines Markdown writing, citation support, linked notes, and publication-oriented exports in a free desktop app. It may suit long-form and academic work, though older releases are unsupported.

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The facts

Personal KnowbaseZettlr
Free planA free trialYes
Open sourceNot publishedNot published
Runs onWindowsLinux, Mac, Windows
Lowest paid planSee the plansFree or on request
Plans published111
MakerPersonal KnowbaseZettlr
Websitebitsmithsoft.comzettlr.com
On personal knowledge management software#29 of 32#25 of 32

Personal Knowbase: what it does well

  • Keyword searches support AND, OR, and NOT
  • Stores articles of any size
  • Works offline
  • Imports and exports several formats
  • Runs from removable storage

What to know first

  • Windows only
  • No free plan
  • Trial stops new or modified data after 30 days
  • Paid license required

Zettlr: what it does well

  • Works offline on Windows, macOS, and Linux.
  • Exports to formats supported by Pandoc.
  • Connects with Zotero, JabRef, and Juris-M.
  • Supports note IDs, internal links, and graph view.
  • Free and open source; no payment required to download.

What to know first

  • Older releases are unsupported.
  • Nightly releases may contain many bugs.
  • Available desktop systems listed are Windows, macOS, and Linux.

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