Miro needs an account and limits free boards. These whiteboards open instantly and let you share a board with a link.
Hand-drawn style whiteboard with encrypted live collaboration.
Excalidraw is a virtual whiteboard with a hand-drawn look. You sketch boxes, arrows, text and freehand lines that look like they were drawn on paper, which makes diagrams feel informal and easy to change.
Smooth infinite canvas for sketching and diagrams.
tldraw is a fast infinite canvas for drawing, diagramming and brainstorming. It has smooth freehand drawing, clean shapes, arrows that stay attached to objects, sticky notes, frames and images.
Professional diagrams saved wherever you choose.
Draw.io, also called diagrams.net, is a free diagramming app for flowcharts, org charts, network diagrams, UML, ER diagrams and wireframes. It has a large shape library and hundreds of templates.
Excalidraw is our top pick. Hand-drawn style whiteboard with encrypted live collaboration.
Yes. Every tool on this list has a free version you can use without paying. Some offer paid upgrades, but the core features listed here are free.
No. We only list tools that work without signing up.