cancel Master-Nav

Cancel Master-Nav Subscription

Published by Peterjohn Chisholm on 2025-03-09

Uncover the ways Peterjohn Chisholm (the company) bills you and cancel your Master-Nav subscription.

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🚨 Guide to Canceling Master-Nav 👇

Note before cancelling:

  1. The developer of Master-Nav is Peterjohn Chisholm and all inquiries go to them.
  2. Check the Terms of Services and/or Privacy policy of Peterjohn Chisholm to know if they support self-serve subscription cancellation:
  3. Always cancel subscription 24 hours before it ends.

   

🌐 Cancel directly via Master-Nav

  1. 🌍 Contact Master-Nav Support

  2. Mail Master-Nav requesting that they cancel your account:
    1. E-Mail: navrules1972@gmail.com
  3. Login to your Master-Nav account.
  4. In the menu section, look for any of these: "Billing", "Subscription", "Payment", "Manage account", "Settings".
  5. Click the link, then follow the prompts to cancel your subscription.

End Master-Nav subscription on iPhone/iPad:

  1. Goto Settings » ~Your name~ » "Subscriptions".
  2. Click Master-Nav (subscription) » Cancel

Cancel subscription on Android:

  1. Goto Google PlayStore » Menu » "Subscriptions"
  2. Click on Master-Nav
  3. Click "Cancel Subscription".

💳 Cancel Master-Nav on Paypal:

  1. Goto Paypal.com .
  2. Click "Settings" » "Payments" » "Manage Automatic Payments" (in Automatic Payments dashboard).
  3. You'll see a list of merchants you've subscribed to.
  4. Click on "Master-Nav" or "Peterjohn Chisholm" to cancel.

Have a Problem with Master-Nav? Report Issue




About Master-Nav?


1. Instead of diving into dense rule books, our application uses interactive visuals, memory aids, and exam answer phrases for an engaging and intuitive learning experience.

2. With over 1000 questions in various formats, each supported by clear graphic answers highlighting errors, Master-Nav reinforces your knowledge through repeated practice, making rule retention effortless.

3. Whether you're a cadet starting your maritime career or an experienced mariner refreshing your understanding of the COLREGS, Master-Nav is the ideal learning tool.

4. Start with the Learning Section to understand the rules step by step, then move to the Practice Section to reinforce your knowledge and improve your performance.

5. Master-Nav makes learning COLREGS easy with its comprehensive learning system that leverages the natural learning mechanisms of the brain.



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