ERBuilder vs Whimsical

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

Your tool
ERBuilder
vs
Competitor 1
Whimsical
Competitor 2
Competitor 3
Suggested competitors for ERBuilder: Mermaid Viewer96% Eraser94% Tenorshare AI Diagrimo93% Lucidchart AI93% Napkin92% WBWhiteboard by Athena AI92% R-RapidMap - AI Process Mapping for Management Consultants92% LLeanify92%
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2 tools · best value per row highlighted
Your tool 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 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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Traffic estimated monthly website traffic
Monthly visits
5.4Kvisits/mo
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MoM change
▼ 6.3%
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6-month growth
-22.4%
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Global rank web
#3,419,998
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Avg. last 3 months
5.9K
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Bounce rate lower is better
39%
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Pages / visit
1.9
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Visit duration
15s
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Traffic sources
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ERBuilderWhimsical
04K8K12K16KERBuilder · 10.9KERBuilder · 12.8KERBuilder · 16KERBuilder · 7KERBuilder · 8.8KERBuilder · 8.8KERBuilder · 6.4KERBuilder · 5.8KERBuilder · 5.4K1K10K100KERBuilder · 10.9KERBuilder · 12.8KERBuilder · 16KERBuilder · 7KERBuilder · 8.8KERBuilder · 8.8KERBuilder · 6.4KERBuilder · 5.8KERBuilder · 5.4KNov '25DecJan '26FebMarAprMayJunJul
Pricing
Model
Free Trial
Freemium
Starting price
$139per month
$10per month · free tier available
Free tier
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Free trial
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API access
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Plans
Professional (Subscription) $139/yrEnterprise (Subscription) $399/yrProfessional (Lifetime) $279Enterprise (Lifetime) $799
Free FreePro $10/moBusiness $20/mo
Capabilities input → output
Input
Text
ImagesText
Output
Data
Images
Skill level
Intermediate
Beginner-friendly
Categories
Productivity & OfficeAI Diagram Generator
Design & CreativeProductivity & OfficeAI Diagram GeneratorAI Mind Mapping+1 more
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
1
3
Diagrams
Diagram assistance
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Mind maps
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
Upvotes
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Saves
0
0
Reviews
0
0
Prompts
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.