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Stamp Maker vs SimpleDiagrams

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Stamp Maker compared with SimpleDiagrams
DetailStamp Maker logo Stamp MakerSimpleDiagrams logo SimpleDiagrams
What it doesCreate, repair, extract, and apply digital stamps in minutes Simple, sketch-style diagrams on your Mac
StageNot given Not given
FoundedNot given Not given
Based inNot given AU
Pricing modelFreemium Freemium
PricingFree core features; paid plans available with annual discount of 50% on select plans Desktop: one-time purchase via Mac App Store. Cloud (coming soon): Beginner $19/month (5 diagrams, 1 author seat, 10,000 updates/month), Pro $90/month (50 diagrams, 5 author seats, 500,000 updates/month), Enterprise $250/month (250 diagrams, 25 author seats, 5,000,000 updates/month). All Cloud plans
Key features
  • Digital stamp generation from templates or blank canvas
  • Repair and cleanup of blurry legacy stamp images
  • Extract transparent stamps from scans and screenshots
  • Layer editing with text and style controls
  • Apply stamps to PDF contracts and documents
  • Export in multiple formats including PNG and SVG
  • Save and reuse stamp templates
  • Color, opacity, and aged effects adjustments
  • No registration required for basic features
  • AI-assisted repair and extraction tools
  • Hand-drawn sketch style for flowcharts and diagrams
  • Free shape libraries for AWS, Google Cloud, networks, energy and more
  • Offline-first desktop app with one-time purchase
  • AI agent integration for automatic diagram generation
  • AWS Networking & Content Delivery shapes (22 shapes)
  • Google Cloud shape library (42 shapes)
  • Energy shapes library (batteries, solar panels, power plants)
  • 7-day free trial
What makes it different
  • All-in-one workflow combining creation, repair, extraction, and application in one browser tool
  • No Photoshop or design skills needed—browser-based with instant preview
  • Built to handle real-world delivery scenarios across PDFs, contracts, invoices, and e-commerce
  • Repair workflow for legacy stamps instead of forcing a complete rebuild
  • Transparent-background exports ready for immediate reuse
  • Hand-drawn aesthetic that looks intentional, not generic
  • Works offline with one-time purchase, no subscription required
  • Free, open-source AI skills for automatic diagram generation
  • Specialized shape libraries for cloud architecture, networks and domain-specific work
Community votes00
DR (Domain Rating by Ahrefs)10 no change since last check31 no change since last check
Trust Flow (Majestic)214
Citation Flow (Majestic)2133
Referring domains (Majestic)20177

5 details filled in for both companies.

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