Whiteboard by Athena AI vs Mermaid Viewer vs CodeViz vs AI Diagram Maker

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

Your tool
WBWhiteboard by Athena AI
vs
Competitor 1
Mermaid Viewer
Competitor 2
CodeViz
Competitor 3
AI Diagram Maker
Compare
4 tools · best value per row highlighted
Your tool WBWhiteboard by Athena AI
athenaboard.ai
Instant Visual Creation Describe your concept, and watch as AI instantly generates flowcharts, wireframes, mind maps, or UI prototypes—ready in seconds. Perfect for entrepreneurs, digital teams, and
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Competitor Mermaid Viewer
mermaidviewer.com
Mermaid Viewer runs entirely in your browser
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Competitor CodeViz
codeviz.ai
The free tier caps you at five diagrams monthly and one repository
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Competitor AI Diagram Maker
aidiagrammaker.com
The AI Diagram Maker is an intelligent tool designed to help users generate various types of diagram
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Traffic estimated monthly website traffic
Monthly visits
1.1Kvisits/mo
143.2Kvisits/mo
3.4Kvisits/mo
—
MoM change
▲ 1,238.1%
▼ 10.9%
▼ 44.8%
—
6-month growth
—
-9.3%
+35.5%
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Global rank web
#12,935,820
#317,277
#4,939,424
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Avg. last 3 months
402
163.4K
4.1K
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Bounce rate lower is better
38%
45%
35%
0%
Pages / visit
1.1
1.8
1.8
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Visit duration
—
19s
16s
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Traffic sources
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● Direct 81% · ● Referral 19%
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Whiteboard by Athena AIMermaid ViewerCodeVizAI Diagram Maker
046.6K93.1K139.7K186.3KWhiteboard by Athena AI · 98Whiteboard by Athena AI · 174Whiteboard by Athena AI · 78Whiteboard by Athena AI · 84Whiteboard by Athena AI · 1.1KMermaid Viewer · 158.9KMermaid Viewer · 157.9KMermaid Viewer · 184.8KMermaid Viewer · 170.5KMermaid Viewer · 186.3KMermaid Viewer · 160.7KMermaid Viewer · 143.2KCodeViz · 4.2KCodeViz · 6.4KCodeViz · 2.7KCodeViz · 2.5KCodeViz · 6.3KCodeViz · 3.3KCodeViz · 2.5KCodeViz · 6.2KCodeViz · 3.4K101001K10K100K1MWhiteboard by Athena AI · 98Whiteboard by Athena AI · 174Whiteboard by Athena AI · 78Whiteboard by Athena AI · 84Whiteboard by Athena AI · 1.1KMermaid Viewer · 158.9KMermaid Viewer · 157.9KMermaid Viewer · 184.8KMermaid Viewer · 170.5KMermaid Viewer · 186.3KMermaid Viewer · 160.7KMermaid Viewer · 143.2KCodeViz · 4.2KCodeViz · 6.4KCodeViz · 2.7KCodeViz · 2.5KCodeViz · 6.3KCodeViz · 3.3KCodeViz · 2.5KCodeViz · 6.2KCodeViz · 3.4KNov '25DecJan '26FebMarAprMayJunJul
Pricing
Model
Freemium
Freemium
Freemium
Freemium
Starting price
$5.99per month · free tier available
$69.99per month · free tier available
$19per month · free tier available
$10per month · free tier available
Free tier
Free trial
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–
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API access
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Plans
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Free FreeStarter $69.99/yrPro $119.99/yr
Free FreePro $19/moTeams $50/moCustom $0
Basic FreePlus $10/moMax $20/mo
Capabilities input → output
Input
Text
CodeText
CodeText
CodeDocumentsImagesText
Output
Images
CodeImages
Images
CodeImages
Skill level
Beginner-friendly
Intermediate
Intermediate
Beginner-friendly
Categories
Design & CreativeProductivity & OfficeAI Diagram GeneratorAI Mind Mapping+1 more
Productivity & OfficeAI Diagram Generator
Development & CodeProductivity & OfficeAI Developer ToolsAI Diagram Generator
Productivity & OfficeAI Diagram Generator
Tasks what each tool can do · 2 shared · core   partial
Tasks covered
9
6
8
8
Diagrams
Diagram assistance
Code diagramming
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Flowcharts
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Architectural diagramming
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Code visualization
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UML diagrams
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Code documentation
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Mermaid images
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Mind maps
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Sketch to diagram
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–
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Wireframes
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–
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Code reviews
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–
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Collaborative design
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Google meet assistance
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Onboarding tutorials
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Prototyping
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UX design
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 0
▲ 0
Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
0
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.