CodeViz vs Chartai vs Eraser vs Mermaid Viewer

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

Your tool
CodeViz
vs
Competitor 1
Chartai
Competitor 2
Eraser
Competitor 3
Mermaid Viewer
Compare
4 tools · best value per row highlighted
Your tool CodeViz
codeviz.ai
The free tier caps you at five diagrams monthly and one repository
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Competitor Chartai
chartai.io
You land on Chartai and see a grid of quick start templates spanning eleven different visualization types
Make main Remove
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
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
3.4Kvisits/mo
31.5Kvisits/mo
—
143.2Kvisits/mo
MoM change
▼ 44.8%
▲ 14.1%
—
▼ 10.9%
6-month growth
+35.5%
+11.0%
—
-9.3%
Global rank web
#4,939,424
#1,121,782
—
#317,277
Avg. last 3 months
4.1K
31.2K
—
163.4K
Bounce rate lower is better
35%
40%
—
45%
Pages / visit
1.8
1.7
—
1.8
Visit duration
16s
22s
—
19s
Traffic sources
—
● Direct 87% · ● Referral 13%
—
● Direct 81% · ● Referral 19%
CodeVizChartaiEraserMermaid Viewer
046.6K93.1K139.7K186.3KCodeViz · 4.2KCodeViz · 6.4KCodeViz · 2.7KCodeViz · 2.5KCodeViz · 6.3KCodeViz · 3.3KCodeViz · 2.5KCodeViz · 6.2KCodeViz · 3.4KChartai · 25.4KChartai · 29.6KChartai · 26KChartai · 28.4KChartai · 27.5KChartai · 29.5KChartai · 34.5KChartai · 27.6KChartai · 31.5KMermaid Viewer · 158.9KMermaid Viewer · 157.9KMermaid Viewer · 184.8KMermaid Viewer · 170.5KMermaid Viewer · 186.3KMermaid Viewer · 160.7KMermaid Viewer · 143.2K1K10K100K1MCodeViz · 4.2KCodeViz · 6.4KCodeViz · 2.7KCodeViz · 2.5KCodeViz · 6.3KCodeViz · 3.3KCodeViz · 2.5KCodeViz · 6.2KCodeViz · 3.4KChartai · 25.4KChartai · 29.6KChartai · 26KChartai · 28.4KChartai · 27.5KChartai · 29.5KChartai · 34.5KChartai · 27.6KChartai · 31.5KMermaid Viewer · 158.9KMermaid Viewer · 157.9KMermaid Viewer · 184.8KMermaid Viewer · 170.5KMermaid Viewer · 186.3KMermaid Viewer · 160.7KMermaid Viewer · 143.2KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Freemium
Freemium
Freemium
Starting price
$19per month · free tier available
$5per month · free tier available
$15per month · free tier available
$69.99per month · free tier available
Free tier
Free trial
–
–
–
API access
–
–
Plans
Free FreePro $19/moTeams $50/moCustom $0
—
Free FreeStarter $15/moBusiness $45/moEnterprise Custom
Free FreeStarter $69.99/yrPro $119.99/yr
Capabilities input → output
Input
CodeText
TextDataCode
TextImagesDocumentsCode
CodeText
Output
Images
ImagesData
Images
ImagesCode
Skill level
Intermediate
Beginner-friendly
Intermediate
Intermediate
Categories
Development & CodeProductivity & OfficeAI Developer ToolsAI Diagram Generator
Productivity & OfficeAI ChartingAI Diagram Generator
Productivity & OfficeAI Diagram Generator
Productivity & OfficeAI Diagram Generator
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
8
8
10
6
Diagrams
Code diagramming
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Flowcharts
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Diagram assistance
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UML diagrams
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Architectural diagramming
–
–
Charts
–
–
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Code visualization
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–
–
Data charts
–
–
–
Gantt charts
–
–
–
Mind maps
–
–
–
Code documentation
–
–
–
Infographics
–
–
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Mermaid images
–
–
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BPMN
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–
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BPMN diagrams
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–
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Cloud diagrams
–
–
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Code reviews
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–
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Network diagrams
–
–
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Onboarding tutorials
–
–
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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
–
–
–
–

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.