Both Whimsical and Sketch start at $12/mo. Whimsical is rated higher at 4.7/5 vs Sketch's 4.5/5.
Visual workspace for flowcharts, wireframes, and mind maps
Design toolkit for Mac focused on UI/UX design and collaboration
Independent analysis based on features, pricing, and user ratings
Whimsical uniquely offers Flowcharts, Wireframes, Mind Maps. Sketch uniquely offers UI Design, Prototyping, Symbols & Libraries. Both share 2 features including Templates, Export.
Both Whimsical and Sketch start at $12/mo.
Free tier available
Paid plans only