Whimsical vs Mermaid Viewer vs DG Diagram-Generator

Which one fits you in 2026? Traffic, pricing, input → output, tasks and community side by side.

Your tool
Whimsical
vs
Competitor 1
Mermaid Viewer
Competitor 2
DG Diagram-Generator
Competitor 3
Suggested competitors for Whimsical: WBWhiteboard by Athena AI94% Lucidchart AI87% Miro83% GitMind81% Napkin79% Eraser78% Visily77% Chartai76%
Compare
3 tools · best value per row highlighted
Your tool Whimsical
whimsical.com
Whimsical is a whiteboard for product builders that combines diagrams, flowcharts, mind maps, wireframes and documents on an infinite canvas.
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Competitor Mermaid Viewer
mermaidviewer.com
Mermaid Viewer runs entirely in your browser
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Competitor DG Diagram-Generator
diagram-generator.com
Transforming text descriptions into professional diagrams usually requires either specialized software skills or settling for basic auto-generated output
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
—
143.2Kvisits/mo
10.8Kvisits/mo
MoM change
—
▼ 10.9%
▼ 45.5%
6-month growth
—
-9.3%
-30.7%
Global rank web
—
#317,277
#2,199,388
Avg. last 3 months
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163.4K
15.9K
Bounce rate lower is better
—
45%
39%
Pages / visit
—
1.8
1.6
Visit duration
—
19s
15s
Traffic sources
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● Direct 81% · ● Referral 19%
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WhimsicalMermaid ViewerDG Diagram-Generator
046.6K93.1K139.7K186.3KMermaid Viewer · 158.9KMermaid Viewer · 157.9KMermaid Viewer · 184.8KMermaid Viewer · 170.5KMermaid Viewer · 186.3KMermaid Viewer · 160.7KMermaid Viewer · 143.2KDG Diagram-Generator · 5.4KDG Diagram-Generator · 10.7KDG Diagram-Generator · 15.6KDG Diagram-Generator · 26.5KDG Diagram-Generator · 24.5KDG Diagram-Generator · 16.9KDG Diagram-Generator · 19.9KDG Diagram-Generator · 10.8K1K10K100K1MMermaid Viewer · 158.9KMermaid Viewer · 157.9KMermaid Viewer · 184.8KMermaid Viewer · 170.5KMermaid Viewer · 186.3KMermaid Viewer · 160.7KMermaid Viewer · 143.2KDG Diagram-Generator · 5.4KDG Diagram-Generator · 10.7KDG Diagram-Generator · 15.6KDG Diagram-Generator · 26.5KDG Diagram-Generator · 24.5KDG Diagram-Generator · 16.9KDG Diagram-Generator · 19.9KDG Diagram-Generator · 10.8KDec '25Jan '26FebMarAprMayJunJul
Pricing
Model
Freemium
Freemium
Freemium
Starting price
$10per month · free tier available
$69.99per month · free tier available
$9per month · free tier available
Free tier
Free trial
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–
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API access
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–
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Plans
Free FreePro $10/moBusiness $20/mo
Free FreeStarter $69.99/yrPro $119.99/yr
Developer FreeStarter $9/moProfessional $35/mo
Capabilities input → output
Input
ImagesText
CodeText
Text
Output
Images
CodeImages
CodeImages
Skill level
Beginner-friendly
Intermediate
Beginner-friendly
Categories
Design & CreativeProductivity & OfficeAI Diagram GeneratorAI Mind Mapping+1 more
Productivity & OfficeAI Diagram Generator
Design & CreativeProductivity & OfficeAI Diagram GeneratorAI Infographic Generator+1 more
Tasks what each tool can do · 2 shared · core   partial
Tasks covered
9
6
6
Diagrams
Flowcharts
Diagram assistance
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Mind maps
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Mermaid images
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UML diagrams
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Code diagramming
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Infographics
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Team collaboration
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Wireframes
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Brainstorming
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Collaborative design
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UX design
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–
Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 0
Saves
0
0
0
Reviews
0
0
0
Prompts
0
0
0
Verified listing
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Traffic figures are third-party estimates for the tool's own domain; tools sharing a domain with a bigger product are not counted. Pricing is captured from each tool's site and may lag.