Best Diagramming Tools in 2026

We've reviewed and ranked the top diagramming tools based on features, pricing, user ratings, and our hands-on testing.

Miro

Online collaborative whiteboard

⭐ 4.6/5

Visit Miro → Free / Starter $10/mo

Free hand-drawn style diagramming

⭐ 4.6/5

Visit Excalidraw → Free

Collaborative whiteboard by Figma

⭐ 4.5/5

Visit FigJam → Free / Pro included with Figma

Professional diagramming and flowcharts

⭐ 4.5/5

Visit Lucidchart → Free / Pro $10/mo

Visual workspace for thinking and collaboration

⭐ 4.5/5

Visit Whimsical → Free / Pro $12/mo

Free online diagramming tool

⭐ 4.4/5

Visit draw.io (diagrams.net) → Free

Free collaborative drawing tool

⭐ 4.4/5

Visit tldraw → Free

Online mind mapping tool

⭐ 4.4/5

Visit MindMeister → Free / Pro $8.25/mo

User flow diagramming tool

⭐ 4.3/5

Visit Overflow → Free / Pro $15/mo

Online wireframing and prototyping tool

⭐ 4.2/5

Visit Moqups → Free / Pro $16/mo