Pan, zoom, draw, connect, focus, and organize large product or engineering maps without page limits.
Ultimate whiteboard
A premium infinite whiteboard that turns messy ideas into usable work.
Sketch, write, connect, paste Mermaid, build tables, focus frames, present, export, and keep everything connected to notebook pages.
Why it matters
Infinite canvas for diagrams, notes, frames, and exports
Paste Mermaid or Markdown and turn it into native Notium shapes, connectors, labels, and frames.
Export the board or selected frames as PNG, JPG, SVG, and PDF when you need a clean artifact.
Start quickly in the browser, then unlock cloud save, sharing, and collaborative rooms after login.
Drop text, sticky notes, shapes, arrows, tables, and freehand sketches.
online whiteboard
Bind arrows and lines to elements so diagrams stay aligned when objects move.
ultimate whiteboard
Create focused areas for meetings, docs, exports, and presentations.
infinite whiteboard
Publish frames, export files, or collaborate live with roles and room presence.
infinite canvas
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FAQ
What makes Notium an ultimate whiteboard?
Notium combines an infinite canvas with editable diagrams, notebooks, frames, presentation mode, exports, collaboration, Mermaid import, Markdown import, and NOT AI.
Can I use Notium as a free online whiteboard?
Yes. Guests can start locally, while signed-in users unlock cloud documents, sharing, storage tracking, and collaboration features.