Napkin vs Whiteboard by Athena AI vs Mermaid Viewer

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

Your tool
Napkin
vs
Competitor 1
WBWhiteboard by Athena AI
Competitor 2
Mermaid Viewer
Competitor 3
Suggested competitors for Napkin: AI Infographic Generator80% Infograph.app80% Text2Visual.com78% Infography72% Pageon AI72% ConceptViz72% Alai70% Chartai70%
Compare
3 tools · best value per row highlighted
Your tool Napkin
napkin.ai
Napkin works directly from your text: paste or import it, click generate, and it proposes visuals that match the ideas in the writing.
Remove
Competitor WBWhiteboard by Athena AI
athenaboard.ai
Instant Visual Creation Describe your concept, and watch as AI instantly generates flowcharts, wireframes, mind maps, or UI prototypes—ready in seconds. Perfect for entrepreneurs, digital teams, and
Make main Remove
Competitor Mermaid Viewer
mermaidviewer.com
Mermaid Viewer runs entirely in your browser
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
1.3Mvisits/mo
1.1Kvisits/mo
143.2Kvisits/mo
MoM change
▼ 8.5%
▲ 1,238.1%
▼ 10.9%
6-month growth
-46.4%
—
-9.3%
Global rank web
#36,124
#12,935,820
#317,277
Avg. last 3 months
1.4M
402
163.4K
Bounce rate lower is better
41%
38%
45%
Pages / visit
3.9
1.1
1.8
Visit duration
2m 36s
—
19s
Traffic sources
● Direct 86% · ● Referral 9%
—
● Direct 81% · ● Referral 19%
NapkinWhiteboard by Athena AIMermaid Viewer
0831.2K1.7M2.5M3.3MNapkin · 3.3MNapkin · 2.7MNapkin · 2.4MNapkin · 2.3MNapkin · 2.4MNapkin · 2.1MNapkin · 1.8MNapkin · 1.6MNapkin · 1.4MNapkin · 1.3MWhiteboard by Athena AI · 98Whiteboard by Athena AI · 174Whiteboard by Athena AI · 78Whiteboard by Athena AI · 84Whiteboard by Athena AI · 1.1KMermaid Viewer · 158.9KMermaid Viewer · 157.9KMermaid Viewer · 184.8KMermaid Viewer · 170.5KMermaid Viewer · 186.3KMermaid Viewer · 160.7KMermaid Viewer · 143.2K101001K10K100K1M10MNapkin · 3.3MNapkin · 2.7MNapkin · 2.4MNapkin · 2.3MNapkin · 2.4MNapkin · 2.1MNapkin · 1.8MNapkin · 1.6MNapkin · 1.4MNapkin · 1.3MWhiteboard by Athena AI · 98Whiteboard by Athena AI · 174Whiteboard by Athena AI · 78Whiteboard by Athena AI · 84Whiteboard by Athena AI · 1.1KMermaid 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
Starting price
$9per month · free tier available
$5.99per month · free tier available
$69.99per month · free tier available
Free tier
Free trial
–
–
–
API access
–
–
–
Plans
—
—
Free FreeStarter $69.99/yrPro $119.99/yr
Capabilities input → output
Input
DataText
Text
CodeText
Output
DataImagesSlides
Images
CodeImages
Skill level
Beginner-friendly
Beginner-friendly
Intermediate
Categories
Design & CreativeProductivity & OfficeAI ChartingAI Diagram Generator+3 more
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
7
9
6
Diagrams
Flowcharts
Mind maps
–
Diagram assistance
–
Code diagramming
–
–
Infographics
–
–
Charts
–
–
Data charts
–
–
Mermaid images
–
–
Wireframes
–
–
Collaborative design
–
–
Google meet assistance
–
–
Presentations
–
–
Prototyping
–
–
UML diagrams
–
–
UX design
–
–
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
–
–
–

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.