ERBuilder vs Leanify vs Eraser vs Mermaid Viewer

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

Your tool
ERBuilder
vs
Competitor 1
LLeanify
Competitor 2
Eraser
Competitor 3
Mermaid Viewer
Compare
4 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 LLeanify
leanify.lovable.app
RapidMap turns workshop recordings into process diagrams and PowerPoint decks
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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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Competitor Mermaid Viewer
mermaidviewer.com
Mermaid Viewer runs entirely in your browser
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Traffic estimated monthly website traffic
Monthly visits
5.4Kvisits/mo
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143.2Kvisits/mo
MoM change
▼ 6.3%
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▼ 10.9%
6-month growth
-22.4%
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-9.3%
Global rank web
#3,419,998
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#317,277
Avg. last 3 months
5.9K
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163.4K
Bounce rate lower is better
39%
0%
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45%
Pages / visit
1.9
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1.8
Visit duration
15s
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19s
Traffic sources
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● Direct 81% · ● Referral 19%
ERBuilderLeanifyEraserMermaid Viewer
046.6K93.1K139.7K186.3KERBuilder · 10.9KERBuilder · 12.8KERBuilder · 16KERBuilder · 7KERBuilder · 8.8KERBuilder · 8.8KERBuilder · 6.4KERBuilder · 5.8KERBuilder · 5.4KMermaid Viewer · 158.9KMermaid Viewer · 157.9KMermaid Viewer · 184.8KMermaid Viewer · 170.5KMermaid Viewer · 186.3KMermaid Viewer · 160.7KMermaid Viewer · 143.2K1K10K100K1MERBuilder · 10.9KERBuilder · 12.8KERBuilder · 16KERBuilder · 7KERBuilder · 8.8KERBuilder · 8.8KERBuilder · 6.4KERBuilder · 5.8KERBuilder · 5.4KMermaid Viewer · 158.9KMermaid Viewer · 157.9KMermaid Viewer · 184.8KMermaid Viewer · 170.5KMermaid Viewer · 186.3KMermaid Viewer · 160.7KMermaid Viewer · 143.2KNov '25DecJan '26FebMarAprMayJunJul
Pricing
Model
Free Trial
Freemium
Freemium
Freemium
Starting price
$139per month
£39per month
$15per month · free tier available
$69.99per 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
Starter £39/moProfessional £99/moFirm £299/moEnterprise Custom
Free FreeStarter $15/moBusiness $45/moEnterprise Custom
Free FreeStarter $69.99/yrPro $119.99/yr
Capabilities input → output
Input
Text
AudioDocumentsTextVideo
TextImagesDocumentsCode
TextCode
Output
Data
ImagesSlides
Images
ImagesCode
Skill level
Intermediate
Intermediate
Intermediate
Intermediate
Categories
Productivity & OfficeAI Diagram Generator
Productivity & OfficeAI Diagram Generator
Productivity & OfficeAI Diagram Generator
Productivity & OfficeAI Diagram Generator
Tasks what each tool can do · 2 shared · core   partial
Tasks covered
5
8
10
6
Diagrams
Diagram assistance
Code diagramming
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Flowcharts
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UML diagrams
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Business process analysis
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Data modeling
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Process maps
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Architectural diagramming
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Database design
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Mermaid images
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Process map optimization
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Transcription
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BPMN
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BPMN diagrams
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Cloud diagrams
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Meeting transcription
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Network diagrams
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PowerPoint presentations
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Schema generation
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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.