ERBuilder vs Mermaid Viewer vs Eraser

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

Your tool
ERBuilder
vs
Competitor 1
Mermaid Viewer
Competitor 2
Eraser
Competitor 3
Suggested competitors for ERBuilder: Lucidchart AI93% Tenorshare AI Diagrimo93% AI Diagram Maker92% Napkin92% WBWhiteboard by Athena AI92% R-RapidMap - AI Process Mapping for Management Consultants92% LLeanify92% DG Diagram-Generator92%
Compare
3 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 Mermaid Viewer
mermaidviewer.com
Mermaid Viewer runs entirely in your browser
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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
143.2Kvisits/mo
—
MoM change
▼ 6.3%
▼ 10.9%
—
6-month growth
-22.4%
-9.3%
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Global rank web
#3,419,998
#317,277
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Avg. last 3 months
5.9K
163.4K
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Bounce rate lower is better
39%
45%
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Pages / visit
1.9
1.8
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Visit duration
15s
19s
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Traffic sources
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● Direct 81% · ● Referral 19%
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ERBuilderMermaid ViewerEraser
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
Starting price
$139per month
$69.99per 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
Professional (Subscription) $139/yrEnterprise (Subscription) $399/yrProfessional (Lifetime) $279Enterprise (Lifetime) $799
Free FreeStarter $69.99/yrPro $119.99/yr
Free FreeStarter $15/moBusiness $45/moEnterprise Custom
Capabilities input → output
Input
Text
CodeText
CodeDocumentsImagesText
Output
Data
CodeImages
Images
Skill level
Intermediate
Intermediate
Intermediate
Categories
Productivity & OfficeAI Diagram Generator
Productivity & OfficeAI Diagram Generator
Productivity & OfficeAI Diagram Generator
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
1
3
2
Diagrams
Code diagramming
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Diagram assistance
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Flowcharts
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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.