Quick comparison
| Feature | FlowSimp | Whimsical |
|---|---|---|
| Focus | Flowcharts, process maps, whiteboard | Flowcharts, wireframes, mind maps, and docs |
| Start drawing | Completely free to use — no sign-up required | Hosted product with a free plan and paid plans |
| Wireframes | No | Yes |
| Mermaid paste | Flowcharts only | Not the main way to start a board |
| Export | PNG and SVG | Export from the Whimsical workspace |
Pick FlowSimp when
You want the diagram and not a product-doc suite. Paste a Mermaid flowchart or open an approval workflow template.
Ready to draw?
No signup. Opens instantly in your browser.
Pick Whimsical when
The same board needs wireframes, a mind map, and written notes next to the flowchart, and your team already works in Whimsical.