Eraser vs Leanify vs Whimsical vs Mermaid Viewer

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

Your tool
Eraser
vs
Competitor 1
LLeanify
Competitor 2
Whimsical
Competitor 3
Mermaid Viewer
Compare
4 tools · best value per row highlighted
Your tool 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 LLeanify
leanify.lovable.app
RapidMap turns workshop recordings into process diagrams and PowerPoint decks
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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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Competitor Mermaid Viewer
mermaidviewer.com
Mermaid Viewer runs entirely in your browser
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Traffic estimated monthly website traffic
Monthly visits
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143.2Kvisits/mo
MoM change
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▼ 10.9%
6-month growth
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-9.3%
Global rank web
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#317,277
Avg. last 3 months
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163.4K
Bounce rate lower is better
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0%
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45%
Pages / visit
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1.8
Visit duration
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19s
Traffic sources
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● Direct 81% · ● Referral 19%
EraserLeanifyWhimsicalMermaid Viewer
046.6K93.1K139.7K186.3KMermaid Viewer · 158.9KMermaid Viewer · 157.9KMermaid Viewer · 184.8KMermaid Viewer · 170.5KMermaid Viewer · 186.3KMermaid Viewer · 160.7KMermaid Viewer · 143.2K100K1MMermaid Viewer · 158.9KMermaid Viewer · 157.9KMermaid Viewer · 184.8KMermaid Viewer · 170.5KMermaid Viewer · 186.3KMermaid Viewer · 160.7KMermaid Viewer · 143.2KJan '26FebMarAprMayJunJul
Pricing
Model
Freemium
Freemium
Freemium
Freemium
Starting price
$15per month · free tier available
£39per month
$10per 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
Free FreeStarter $15/moBusiness $45/moEnterprise Custom
Starter £39/moProfessional £99/moFirm £299/moEnterprise Custom
Free FreePro $10/moBusiness $20/mo
Free FreeStarter $69.99/yrPro $119.99/yr
Capabilities input → output
Input
TextImagesDocumentsCode
DocumentsTextVideoAudio
ImagesText
TextCode
Output
Images
ImagesSlides
Images
ImagesCode
Skill level
Intermediate
Intermediate
Beginner-friendly
Intermediate
Categories
Productivity & OfficeAI Diagram Generator
Productivity & OfficeAI Diagram Generator
Design & CreativeProductivity & OfficeAI Diagram GeneratorAI Mind Mapping+1 more
Productivity & OfficeAI Diagram Generator
Tasks what each tool can do · 2 shared · core   partial
Tasks covered
10
8
9
6
Diagrams
Diagram assistance
Flowcharts
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Code diagramming
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UML diagrams
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Business process analysis
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Process maps
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Architectural diagramming
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Mermaid images
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Mind maps
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Process map optimization
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Team collaboration
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Transcription
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Wireframes
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BPMN
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BPMN diagrams
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Brainstorming
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Cloud diagrams
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Collaborative design
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Meeting transcription
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Network diagrams
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PowerPoint presentations
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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
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Saves
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Reviews
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Prompts
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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.