Whimsical vs ERBuilder vs CodeViz vs Eraser

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

Your tool
Whimsical
vs
Competitor 1
ERBuilder
Competitor 2
CodeViz
Competitor 3
Eraser
Compare
4 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 ERBuilder
soft-builder.com
ERBuilder is a data modeling application from Softbuilder, and its generative AI feature turns plain-language descriptions into entity-relationship diagrams.
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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 Eraser
eraser.io
Eraser is an AI diagramming tool for technical and process teams that generates diagrams from text prompts, code, or uploaded files.
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Traffic estimated monthly website traffic
Monthly visits
—
5.4Kvisits/mo
3.4Kvisits/mo
—
MoM change
—
▼ 6.3%
▼ 44.8%
—
6-month growth
—
-22.4%
+35.5%
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Global rank web
—
#3,419,998
#4,939,424
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Avg. last 3 months
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5.9K
4.1K
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Bounce rate lower is better
—
39%
35%
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Pages / visit
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1.9
1.8
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Visit duration
—
15s
16s
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Traffic sources
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—
—
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WhimsicalERBuilderCodeVizEraser
04K8K12K16KERBuilder · 10.9KERBuilder · 12.8KERBuilder · 16KERBuilder · 7KERBuilder · 8.8KERBuilder · 8.8KERBuilder · 6.4KERBuilder · 5.8KERBuilder · 5.4KCodeViz · 4.2KCodeViz · 6.4KCodeViz · 2.7KCodeViz · 2.5KCodeViz · 6.3KCodeViz · 3.3KCodeViz · 2.5KCodeViz · 6.2KCodeViz · 3.4K1K10K100KERBuilder · 10.9KERBuilder · 12.8KERBuilder · 16KERBuilder · 7KERBuilder · 8.8KERBuilder · 8.8KERBuilder · 6.4KERBuilder · 5.8KERBuilder · 5.4KCodeViz · 4.2KCodeViz · 6.4KCodeViz · 2.7KCodeViz · 2.5KCodeViz · 6.3KCodeViz · 3.3KCodeViz · 2.5KCodeViz · 6.2KCodeViz · 3.4KNov '25DecJan '26FebMarAprMayJunJul
Pricing
Model
Freemium
Free Trial
Freemium
Freemium
Starting price
$10per month · free tier available
$139per month
$19per month · free tier available
$15per month · free tier available
Free tier
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Free trial
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–
API access
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Plans
Free FreePro $10/moBusiness $20/mo
Professional (Subscription) $139/yrEnterprise (Subscription) $399/yrProfessional (Lifetime) $279Enterprise (Lifetime) $799
Free FreePro $19/moTeams $50/moCustom $0
Free FreeStarter $15/moBusiness $45/moEnterprise Custom
Capabilities input → output
Input
ImagesText
Text
CodeText
CodeDocumentsImagesText
Output
Images
Data
Images
Images
Skill level
Beginner-friendly
Intermediate
Intermediate
Intermediate
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
7
3
8
7
Diagrams
Diagram assistance
Architectural diagramming
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Code diagramming
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Code visualization
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Code documentation
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Mind maps
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Wireframes
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–
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BPMN
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–
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BPMN diagrams
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Brainstorming
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–
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Cloud diagrams
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Code reviews
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Collaborative design
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Onboarding tutorials
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Schema generation
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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.