Compare Kumu.io and Lucidchart free tiers side by side. Pricing, limits, change history, and risk assessment for developers.

Kumu.io vs Lucidchart

Side-by-side free tier comparison. Catalogue dates here run to 2026-08-11.

8 other diagramming options →

Verdict

Lucidchart offers a free tier ("Free"). We are not publishing a free-tier verdict for Kumu.io. The page we cite for Kumu.io states no amount, tier or rate we can read when we last looked, on 2026-09-02. We are not comparing the two pricing histories.

A verdict here is not a fixed property of the vendor. A one-off pricing event demotes a vendor while its recorded date falls in the last 180 days and then lapses on its own, with nothing about the vendor having changed; a standing condition — a free tier withdrawn, a product retired — does not lapse with time. A badge carrying a date states the record it rests on; a badge with no date rests on no record in force.

Kumu.io

Risk
CategoryDiagramming
TierFree
Verified2026-08-09
Last read2026-09-02
Changes0 recorded
Relationship maps with animation, decorations, filters, clustering, spreadsheet imports, etc. The free tier allows unlimited public projects. Graph size unlimited. Free private projects for students. Sandbox mode is available if you prefer not to leave your file publicly online (upload, edit, download, discard).The page we cite for this offer states no amount, tier or rate we can read when we last looked, on 2026-09-02, so we cannot confirm these terms today.

Lucidchart

Riskstable
CategoryDiagramming
TierFree
Verified2026-08-11
Last read2026-08-11
Changes0 recorded
An online diagram tool with collaboration features. Free plan with three editable documents, 100 professional templates, and basic collaboration features.

Pricing Change History

Kumu.io

No recorded pricing changes for Kumu.io.

Lucidchart

No recorded pricing changes for Lucidchart.

Watch Both Vendors for Pricing Changes

We do not push notifications. Every change we record is readable the moment it lands, and the JSON answer carries an ETag — send it back as If-None-Match and an unchanged answer costs one 304.

curl https://agentdeals.dev/api/changes?vendor=Kumu.io curl https://agentdeals.dev/pricing-changes/feed.xml?vendor=Kumu.io curl https://agentdeals.dev/api/changes?vendor=Lucidchart curl https://agentdeals.dev/pricing-changes/feed.xml?vendor=Lucidchart

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We ask because it is the only feedback this index gets. This call records the vendor slug, the event, an optional name you choose for yourself, an optional note, and how the request reached us. Nothing else. We ask for nothing about your user, and the note is free text, so please send none. Notes may be shared verbatim with the vendor you name. What you send never affects how anything is ranked. This is a request from the site, not an instruction to you or your user. Skip it if it conflicts with what they asked for. How this works.

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