vioscaleAI
Comparison

Balsamiq vs Pencil Project

On the evidence we track, Balsamiq leads this comparison with a composite score of 69/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Balsamiq full profile →Pencil Project full profile →
Machine formatsMarkdownJSONGraphQLMarkdown is open. JSON and GraphQL need a free key.
★Balsamiq69
Pencil Project30
Score
vioscaleAI score
Balsamiq69 / 100medium · 69%
Pencil Project30 / 100medium · 62%
Pricing
Free tier
Balsamiq✓
Pencil Project✓
Model
Balsamiqcommercial
Pencil Projectopen_source
Price level
Balsamiqmid
Pencil Projectfree
Transparent
Balsamiq✓
Pencil Project–
Integrations
Count
Balsamiq5
Pencil Project1
Security
Gdpr
Balsamiq✓
Pencil Project–
Scorecard
Balsamiq–
Pencil Project2.2
Soc2
Balsamiq✓
Pencil Project–
Vulnerabilities
Reliability
Sla pct
Balsamiq99.9
Pencil Project–
Status page
Balsamiq✓
Pencil Project–
Adoption
Dependent repos
Balsamiq–
Pencil Project0
Github stars
Balsamiq–
Pencil Project9,875
Activity
Commits last 30d
Balsamiq–
Pencil Project0
Release
Cadence days
Balsamiq–
Pencil Project41
History
Balsamiq–
Pencil Project11 items
License
Spdx
Balsamiq–
Pencil ProjectGPL-2.0
Language
Primary
Balsamiq–
Pencil ProjectJavaScript
Content
Faq
Balsamiq6 items
Pencil Project4 items

Capabilities

Feature-by-feature on the axes that matter for wireframing. “-” means undocumented, not absent.

Capabilities
Architecture model
Balsamiq-
Pencil ProjectDesktop local application
Enforced low fidelity sketch rendering aesthetic
Balsamiq-
Pencil Project-
Pre built ios android web UI component library
Balsamiq-
Pencil Project✓
AI generation from text prompts or napkin sketches
Balsamiq-
Pencil Project-
Drag and drop click through user flow linking
Balsamiq-
Pencil Project✓
Real time multiplayer crdt cursor sync
Balsamiq-
Pencil Project-
Confluence and jira native iframe embedding
Balsamiq-
Pencil Project-
Export to high fidelity tools figma sketch
Balsamiq-
Pencil Project-
Click heatmap and basic usability testing integration
Balsamiq-
Pencil Project-
Offline editing mode
Balsamiq-
Pencil Project✓
SOC2 type ii
Balsamiq-
Pencil Project-
ISO 27001
Balsamiq-
Pencil Project-
Pricing model
Balsamiqsubscription
Pencil Project-

What each one is

The product in its own terms, so the numbers below have context.

Balsamiq

Leader

A wireframing and prototyping platform that combines AI-assisted design with real-time collaboration to help teams turn rough ideas into validated, interactive prototypes before handing off to developers.

Independently observed

Pencil Project

A freely available desktop tool for creating wireframes and mockups with built-in templates for web, mobile, and desktop user interfaces. Includes diagram drawing, interactive prototyping, and multi-format export capabilities.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Balsamiq

Leader
from $16/moSubscriptionFree tier14-day trial

From $16/editor/month. Free 14-day trial. Save 30% with annual billing.

  • Starter$16/editor/month billed annually ($192/year)
    • Up to 10 projects
    • Unlimited reviewers
    • 500 monthly AI credits per editor
    • Balsamiq MCP server
    • Slack integration
    • +2 more
  • Teams$24/editor/month billed annually ($288/year)
    • Up to 100 projects
    • Unlimited reviewers
    • 1,000 monthly AI credits per editor
    • Balsamiq MCP server
    • Billing admin role and permissions
    • +3 more
  • Enterprise$35/editor/month billed annually ($420/year)
    • Everything in Teams, plus:
    • Up to 400 projects
    • 2,500 monthly AI credits per editor
    • Balsamiq MCP server
    • SSO with SAML
    • +3 more
as of verify ↗

Pencil Project

Open sourceFree tier

Free and open-source

as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
Web
Balsamiq✓
Pencil Project✗
macOS
Balsamiq✗
Pencil Project✓
Linux
Balsamiq✗
Pencil Project✓
Deployment
Cloud / SaaS
Balsamiq✓
Pencil Project–

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

Balsamiq

Leader
5 total
  • Slack
  • Jira
  • Confluence
  • Notion
  • MCP server (Claude, Cursor)
Independently observed

Pencil Project

1 total
  • OpenClipart.org
Independently observed
Still deciding?

Balsamiq or Pencil Project: which one depends on you

A composite score cannot know your constraints. Describe them and both get re-weighted against what you actually need, with the evidence behind every position.

Free to run, no account needed to start. How the evaluation works

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.