Excalidraw vs Mermaid Chart: Which Whiteboard Is Better in 2026?
Compare pricing, features, integrations, verified reviews, AI capabilities, security, and customer satisfaction, side by side, with no marketing spin.
The Short Answer
Excalidraw vs Mermaid Chart, in 15 seconds
Choose Excalidraw if…
- You want the lower entry price
- You need a genuinely free plan
- You need the broader feature set
Choose Mermaid Chart if…
- You want to trial before paying
Head-to-Head Scorecard
How Excalidraw and Mermaid Chart score
Excalidraw leads on 3 of 9 measured dimensions.
- Even
Customer Rating
Average score from verified user reviews
ExcalidrawNo reviewsMermaidNo reviews - Even
Review Volume
Number of verified reviews, a proxy for adoption
Excalidraw0Mermaid0 - Excalidraw
Entry Pricing
Lowest published starting price (free plan = lowest)
Excalidraw$0/moMermaidCustom - Even
Free Access
Availability of a free plan and/or free trial
ExcalidrawFree planMermaidFree trial - Even
Integrations
Number of listed third-party integrations
Excalidraw6Mermaid6 - Excalidraw
Features
Number of listed product capabilities
Excalidraw12Mermaid0 - Even
AI Features
Capabilities mentioning AI, automation or ML
Excalidraw,Mermaid, - Even
Security & Compliance
Number of listed compliance certifications
Excalidraw2Mermaid2 - Excalidraw
Platforms & Deployment
Supported platforms and deployment options
Excalidraw5Mermaid4
Feature Comparison
Excalidraw vs Mermaid Chart feature breakdown
Search or filter the full feature matrix, core features, AI, integrations, APIs, security and compliance.
Excalidraw
Mermaid ChartPricing Comparison
Excalidraw vs Mermaid Chart pricing
Entry pricing, plan tiers and the cost factors that shape total cost of ownership.
Excalidraw
$0/mo to start- Full drawing editor
- Real-time collaboration
- Export PNG and SVG
- Local storage
- Cloud storage
- Workspaces
- Sharing controls
- Search across drawings
- Everything in Plus
- Admin management
- SSO options
- Priority support
Mermaid Chart
Custom to start- Integrations
- Analytics and reporting
- AI diagram generation
- Standard support
- GitHub and Confluence plugins
- Advanced security and controls
- visual editing
- Dedicated support and onboarding
Total cost of ownership factors
Beyond list price, factor in implementation, training, add-ons and per-seat scaling when estimating total cost of ownership.
Pros & Cons
Excalidraw vs Mermaid Chart: strengths and trade-offs
Excalidraw
Pros
- Free plan available
- Compliance: GDPR, Open Source
- Public API available
Cons
Mermaid Chart
Pros
- Free trial offered
- Compliance: SOC 2, GDPR
- Public API available
Cons
- No free plan
- Pricing is quote-based (less transparent)
Buyer Fit
Who should use Excalidraw vs Mermaid Chart?
Startups
Excalidraw
Excalidraw keeps early-stage costs lowest with its entry tier.
Small businesses
Excalidraw
Excalidraw offers the most accessible pricing for lean teams.
Agencies
Excalidraw
Excalidraw connects to more tools for multi-client workflows.
Enterprises
Excalidraw
Excalidraw leads on compliance and breadth for complex needs.
Ecommerce
Either
Either integrates with more of the commerce stack.
SaaS companies
Excalidraw
Excalidraw is the more developer- and automation-friendly choice.
Integration overlap
Shared integrations (1)
Only in Excalidraw (5)
Only in Mermaid Chart (5)
Keep Exploring
Other alternatives worth considering
Similar whiteboard products buyers compare alongside Excalidraw and Mermaid Chart.
Ask SIA which solution fits your business
SIA, Saaskart's AI buying assistant, weighs Excalidraw and Mermaid Chart against your team size, budget, integrations and compliance needs, then recommends the right fit and the questions to ask each vendor.
Get a personalised recommendationExcalidraw vs Mermaid Chart, Frequently Asked Questions
What is the difference between Excalidraw and Mermaid Chart?
Excalidraw and Mermaid Chart are both Whiteboard solutions. Excalidraw is rated 0.0/5 by 0 users, while Mermaid Chart is rated 0.0/5 by 0 users. The main differences lie in pricing, features, and target audience.
Which is better, Excalidraw or Mermaid Chart?
Based on user ratings, Excalidraw scores higher at 0.0/5. The best choice depends on your team size, budget, and specific requirements.
Which is cheaper, Excalidraw or Mermaid Chart?
Excalidraw is the more affordable option, starting at $0/month.
Does Excalidraw or Mermaid Chart have a free plan?
Excalidraw offers a free plan. Mermaid Chart does not have a free tier but does offer a free trial.
Can I switch from Excalidraw to Mermaid Chart?
Switching between Excalidraw and Mermaid Chart is possible. Both support data export. Check integration compatibility and plan for data migration to minimise disruption to your team.
Who should use Excalidraw vs Mermaid Chart?
Excalidraw is best suited for teams that prioritise enterprise features. Mermaid Chart works well for teams needing advanced capabilities.
Our Verdict
The bottom line on Excalidraw vs Mermaid Chart
Best Overall
Either
It's a tie balances user satisfaction and proven adoption.
Best for Startups
Excalidraw
Excalidraw has the friendliest entry point for new teams.
Best for Enterprise
Excalidraw
Excalidraw leads on compliance and feature breadth.
Best Value
Excalidraw
Excalidraw delivers the lowest cost to get started.
Best AI Features
Either
Comparable AI capabilities on both sides.
Highest Rated
Either
Both earn equal user ratings.