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DidTheyReadIt.com vs Kdan PDF Reader

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

DidTheyReadIt.com icon
DidTheyReadIt.com
Kdan PDF Reader icon
Kdan PDF Reader

DidTheyReadIt.com vs Kdan PDF Reader: The Verdict

⚡ Summary:

DidTheyReadIt.com: DidTheyReadIt.com is a chrome extension that allows you to see if an email recipient has opened an email and how long they spent reading it. It integrates with Gmail to provide insights into email opens and time spent reading.

Kdan PDF Reader: Kdan PDF Reader is a free PDF viewer and editor for Windows, Mac and Linux. It allows you to view, annotate, and collaborate on PDF documents. Key features include tabbed viewing, annotation tools, form filling, encryption/decryption, and cloud storage integration.

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 DidTheyReadIt.com Kdan PDF Reader
Sugggest Score — —
Category Online Services Office & Productivity
Pricing — Subscription

Product Overview

DidTheyReadIt.com
DidTheyReadIt.com

Description: DidTheyReadIt.com is a chrome extension that allows you to see if an email recipient has opened an email and how long they spent reading it. It integrates with Gmail to provide insights into email opens and time spent reading.

Type: software

Kdan PDF Reader
Kdan PDF Reader

Description: Kdan PDF Reader is a free PDF viewer and editor for Windows, Mac and Linux. It allows you to view, annotate, and collaborate on PDF documents. Key features include tabbed viewing, annotation tools, form filling, encryption/decryption, and cloud storage integration.

Type: software

Pricing: Subscription

Key Features Comparison

DidTheyReadIt.com
DidTheyReadIt.com Features
  • See if recipient opened email
  • See time spent reading email
  • Integrates with Gmail
Kdan PDF Reader
Kdan PDF Reader Features
  • Tabbed viewing
  • Annotation tools
  • Form filling
  • Encryption/decryption
  • Cloud storage integration

Pros & Cons Analysis

DidTheyReadIt.com
DidTheyReadIt.com

Pros

  • Helps understand if email was read/ignored
  • Provides metrics on engagement with emails
  • Easy to setup and use

Cons

  • Only works for Gmail
  • Requires recipient to have image loading enabled
  • No advanced analytics
Kdan PDF Reader
Kdan PDF Reader

Pros

  • Free
  • Available on Windows, Mac and Linux
  • Allows collaboration
  • Integrates with cloud storage

Cons

  • Limited features compared to paid options
  • Lacks OCR capabilities
  • No mobile app

Pricing Comparison

DidTheyReadIt.com
DidTheyReadIt.com
  • Not listed
Kdan PDF Reader
Kdan PDF Reader
  • Subscription

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Learn More About Each Product

DidTheyReadIt.com
DidTheyReadIt.com
Reviews, pricing & alternatives →
Kdan PDF Reader
Kdan PDF Reader
Reviews, pricing & alternatives →

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