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Penly vs Shodan

Professional comparison and analysis to help you choose the right software solution for your needs.

Penly icon
Penly
Shodan icon
Shodan

Penly vs Shodan: The Verdict

⚡ Summary:

Penly: Penly is a free and open-source note taking app for Windows, macOS and Linux. It allows users to create rich text documents, add images and attachments, organize notes into notebooks, collaborate with others and sync across devices. Penly has a clean and intuitive interface, supports tagging and search, and integrates with cloud services.

Shodan: Shodan is a search engine for Internet-connected devices. It allows users to find specific types of devices based on filters like location, ports, banners, and more. Shodan provides visibility into Internet-facing devices and services that are often overlooked or forgotten.

Both tools serve their respective audiences. Compare the features, pricing, and user ratings above to determine which best fits your needs.

Last updated: May 2026 · Comparison by Sugggest Editorial Team

Feature Penly Shodan
Sugggest Score
Category Office & Productivity Security & Privacy
Pricing Open Source

Product Overview

Penly
Penly

Description: Penly is a free and open-source note taking app for Windows, macOS and Linux. It allows users to create rich text documents, add images and attachments, organize notes into notebooks, collaborate with others and sync across devices. Penly has a clean and intuitive interface, supports tagging and search, and integrates with cloud services.

Type: software

Pricing: Open Source

Shodan
Shodan

Description: Shodan is a search engine for Internet-connected devices. It allows users to find specific types of devices based on filters like location, ports, banners, and more. Shodan provides visibility into Internet-facing devices and services that are often overlooked or forgotten.

Type: software

Key Features Comparison

Penly
Penly Features
  • Rich text editing
  • Notebooks for organization
  • Collaboration
  • Cross-platform availability
  • Open source
  • Cloud sync
  • Search
  • Tags
  • Attachments
  • Clean and intuitive interface
Shodan
Shodan Features
  • Search engine for Internet-connected devices
  • Find devices based on filters like location, ports, banners, etc
  • Provides visibility into Internet-facing devices and services

Pros & Cons Analysis

Penly
Penly

Pros

  • Free and open source
  • Available on Windows, Mac and Linux
  • Supports rich formatting
  • Good organization with notebooks
  • Collaboration capabilities
  • Cloud sync
  • Powerful search and tagging
  • Can attach files
  • Clean and simple interface

Cons

  • Limited compared to proprietary options
  • Formatting not as robust as Word
  • No mobile apps
  • Collaboration could be better
  • Sync relies on third-party services
  • Some features still in development
Shodan
Shodan

Pros

  • Easy to discover Internet-connected devices
  • Powerful search and filtering capabilities
  • Helps identify vulnerabilities and insecure configurations

Cons

  • Requires paid subscription for full access
  • Some consider scanning without permission unethical
  • Exposes sensitive information about devices

Pricing Comparison

Penly
Penly
  • Open Source
Shodan
Shodan
  • Not listed

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