Developed By ChrisTERiS

Compatible with WHMCS v8.1

Maybe it appears as a simple Mailinglist Subscription/Unsubscription form, but see what it does in the background.


  • Adds a custom field "Newsletter" to client table
  • Newsletter field is available to Client Profile, Advanced Search, and most important to Email Campaigns so you can use WHMCS build in Email Campaigns feature for any promotion.


  • Adds Subscriber to Clients table but mark him with status "Inactive" so there is no problem with your license level which counts active clients.
  • Depending on your settings subscriber must confirm his subscription
  • There is an inline Ajax notification, informing the subscriber if there is a need to confirm the subscription, or it shows a Thank you message.
  • A cron job removes Unconfirmed subscriptions after 48 hours
  • System send a Welcome email to subscriber with Login credentials, which speeds a potential order.


  • Depending on your settings subscriber must confirm his request to unsubscribe
  • There is an inline Ajax notification, informing the subscriber if there is a need to confirm his request to unsubscribe, or it shows a Goodbye message.


  • Module Active On/Off
  • Show in Sidebar On/Off (Set it to Off if you want to include the form in another place of your page. eg Footer)
  • Show in Homepage On/Off
  • Subscription confirmation On/Off
  • Unsubscription confirmation On/Off


  • There is an example form as guide in case that you want to place the form somewhere out of Sidebar

License Terms

  • Lifetime usage. This means that even if you haven't renew your license, you can still use them
  • Support and Free Upgrades as long as your license is active
  • Triennially billing cycle is equivalent to Lifetime Support/Upgrades
  • Up to 3 Domain Installations as long as all belongs to the same owner.
  • Brand Free (No Copyright Links)
  • 100% Visible Source Code

Extended License

Available to designers only, if they want to include any of my modules as part of their theme. Please contact me for details.


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Version Compatibility

Compatible with WHMCS v8.1

Full Version Compatibility

  • Selected versions of WHMCS v8.1
  • Selected versions of WHMCS v8.0
        8.0.0 - 8.0.4
  • Selected versions of WHMCS v7.10
        7.10.0 - 7.10.1
  • All versions of WHMCS v7.9
  • All versions of WHMCS v7.8
  • All versions of WHMCS v7.7
  • All versions of WHMCS v7.6
  • All versions of WHMCS v7.5
  • All versions of WHMCS v7.4
  • Selected versions of WHMCS v7.3
  • All versions of WHMCS v7.2
  • All versions of WHMCS v7.1
  • All versions of WHMCS v7.0

Support for this product

The best place to start if you need help with a specific product is to contact the developer. All WHMCS Marketplace developers have both a website and support URL listed.

Developed By ChrisTERiS


v1.0 Released January 10th, 2021

Latest Version

Initial Release


See also

Discord Notifications

A simplistic, free & open source hook allowing instant Discord notifications when an action is triggered.

MSG91 SMS/OTP Plugin

MSG91 WHMCS SMS plugin gives you the power and flexibility to stay connected with your customers by sending them an SMS and OTP's for 2FA at the crucial steps that matters the most.

Netgsm Sms

Netgsm Sms addon provides you sending customized bulk sms and creating sms templates.

SMS Manager

More Advanced SMS System (Two-Factor Authentication)

Email Plus+

Transactional email support for Sendgrid, Mailgun, Postmark, Sendinblue, Mailjet, Sparkpost, Mandrill and AmazonSES