Zotero

Free app that collects, organizes and cites research sources.

Vendor: Corporation for Digital Scholarship

Plans & pricing

Checked 2026-10-31. Confirm prices and terms with the vendor before buying.

Paid monthly entryNot confirmed

Paid yearly entryUSD 20 / year (cheapest paid plan)

Free planYes

Per-user pricingNot stated

Free app

$0 - app is free and open source; 300 MB storage free

300 MB storage free

Storage 2 GB

$20/year (equal to $1.67 per month)

yearly only

Storage 6 GB

$60/year (equal to $5 per month)

yearly only

Storage Unlimited

$120/year (equal to $10 per month)

yearly only

Free usage: Usage renews; limits apply.

Pricing source & billing notes

Prices reflect the source and date shown, not a checkout quote. Regional prices, tax and extra usage may change your total.

reference managementcitationsresearch library

Task tags are taxonomy labels, not a checked or tested feature list.

Collect: “Zotero automatically senses research as you browse the web.”
Cite: “Zotero instantly creates references and bibliographies for any text editor, and directly inside Word, LibreOffice, and Google Docs.”
Sync: “Zotero can optionally synchronize your data across devices, keeping your files, notes, and bibliographic records seamlessly up to date.”

The vendor's own wording, quoted from official pages (see Sources). Read the linked vendor pages for the full feature conditions.

Sign-in: No account is needed to use the desktop app. A free Zotero account is only needed to sync across devices, use the online library, or share group libraries.
Platforms: Apps for Mac, Windows, Linux, iOS and Android; an online library is available when sync is used.
API available: Yes. Zotero Web API v3, documented by the vendor.
Information based on: Official vendor pages

Product page checked: 2026-10-31. Features above are vendor statements, not a performance rating.