What diagram apps cost per seat

Cheapest paid plan, in US dollars

Per month. Billed yearly where the maker offers it, otherwise monthly. Plans differ in what they include, so the cheapest isn't always the one you'd need.

1. Gliffy
   $3.80

   Gliffy Diagrams for Confluence Cloud (11–100 users), billed yearly

2. Creately
   $4

   Pro, billed yearly

3. Visual Paradigm Online
   $4

   Starter, billed yearly

4. FigJam
   $5

   Organization (Collab seat), billed yearly

5. Microsoft Visio
   $5

   Visio Plan 1, billed yearly

6. Cacoo
   $6

   Pro, billed monthly

7. Excalidraw
   $6

   Plus, billed yearly

8. Miro
   $8

   Starter, billed yearly

9. EdrawMax
   $8.25

   Individual Annual (desktop and cross-platform), billed yearly

10. Mural
    $9.99

    Team+, billed yearly

11. Lucidchart
    $10

    Team, billed yearly

12. Mermaid Chart
    $10

    Plus, billed yearly

13. Whimsical
    $10

    Pro, billed yearly

14. SmartDraw
    $10.95

    Individual, billed yearly

15. Canva
    $12

    Pro, billed yearly

16. SVG Diagram
    $12.50

    Pro, billed yearly

17. Eraser
    $15

    Starter, billed yearly

Buy once instead

Apps that sell a one-time licence as well as, or instead of, a subscription.

What the free versions allow

Many free plans are for personal use only. That's the line most people trip over at work.

App	Free version	For work?	Limits
Cacoo	Free plan	Work use not stated	6 sheets, unlimited users, PNG export
Canva	Free plan	Free for work	Unlimited whiteboards, 5 GB storage, up to 20 AI uses a month
Creately	Free plan	Work use not stated	Up to 40 shapes per diagram, all diagram types, real-time collaboration
D2	Open source	Free for work	Unlimited with the open-source CLI
draw.io	Open source	Free for work	Unlimited diagrams, no account needed
EdrawMax	Free plan	Free plan not for work	3 editable cloud files, 100 MB, 2 pages per document, 60 shapes per diagram, 500 AI tokens, watermarked exports
Eraser	Free plan	Work use not stated	3 files, 3 AI diagrams, 7-day version history, unlimited guests
Excalidraw	Open source	Free for work	1 infinite scene, unlimited collaborators, 10 AI requests a day
FigJam	Free plan	Free for work	3 FigJam files in the team, unlimited drafts; no FigJam AI
Gliffy	Free plan	Work use not stated	Confluence instances up to 10 users, unlimited diagrams, no time limit
Lucidchart	Free plan	Free for work	3 editable documents, 75 shapes each, 100 templates, 25 MB storage
Mermaid Chart	Free plan	Work use not stated	3 diagrams, limited diagram size, 15 AI credits
Microsoft Visio	None	Free plan not for work	Included Visio in Microsoft 365: basic diagrams in the browser, .vsdx only
Miro	Free plan	Work use not stated	3 editable boards, unlimited members, no private boards
Mural	Free plan	Free for work	3 editable murals at a time, unlimited members; visitors view only; no Mural AI
Napkin AI	Free plan	Free for work	500 AI credits a week (about one per word); limited PPT and SVG exports; Napkin watermark
OmniGraffle	Trial only	Free plan not for work	Two-week trial, then view-only
PlantUML	Open source	Free for work	No limits; images up to 4096 px by default, configurable
SmartDraw	Trial only	Free plan not for work	7-day trial
SVG Diagram	Free plan	Free plan not for work	10 diagrams a month with 23 starter designs and unlimited edits, plus free browser makers (bar graph, pie chart, Venn and more) that need no account
tldraw	Free plan	Work use not stated	Not stated
Visual Paradigm Online	Free plan	Free plan not for work	Unlimited diagrams and shapes, 1 GB storage, selected diagram types, 3 collaborators
Whimsical	Free plan	Work use not stated	Unlimited boards; 50 board objects and 50 doc blocks a month; 10 AI credits per editor for life
yEd	Free plan	Free for work	No limits stated

No paid price stated: D2, draw.io, Napkin AI, OmniGraffle, PlantUML, tldraw, yEd.