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Cancel your Cerebrum IQ subscription by mail

Directly with Cerebrum IQ, the way to cancel is: Online: self-service Cancellation Portal on cerebrumiq.com; support at help@cerebrumiq.com. Notice rule: Cancel before renewal; all subscriptions auto-renew until cancelled.

Let Postbye cancel Cerebrum IQ for you

We write your letter, mail it by certified mail the next business day, and confirm when the cancellation went through. You keep the signed proof.

Money-back guarantee within 10 business days.

Postbye is not affiliated with Cerebrum IQ.

  • 4.8 from 2,931 reviews
  • 2 Cerebrum IQ cancellations handled this month
  • Certified mail with tracking
  • Mailed every business day
  • Delivery proof sent to you
  • We confirm your cancellation

How to cancel Cerebrum IQ by mail

  1. Note your account details

    You will need the account email, the plan or product name and the invoice or order number from your latest receipt. Use exactly the details Cerebrum IQ holds, so the request can be matched to your account.

  2. Write the cancellation request

    Ask Cerebrum IQ to cancel the account, stop all further charges and confirm in writing. Postbye prepares the letter from our English template, with the subject line “Subject: Subscription termination – Cerebrum IQ”.

  3. Mail it with tracking

    Take the letter to the post office and ask for certified delivery to 19703 Claymont. Keep the tracking number it gives you.

  4. Hold on to the receipt

    Delivery confirmation is your evidence that Cerebrum IQ was asked. Watch the next statement or two for any further Cerebrum IQ charge.

With Postbye, steps 2 to 4 take about two minutes of your time.

Where your Cerebrum IQ cancellation letter goes

Cerebrum IQ2093 Philadelphia Pike#3129Claymont, DE 19703

The mailing address we verified for Cerebrum IQ is 2093 Philadelphia Pike #3129, Claymont, DE 19703, United States.

Written requests to Cerebrum IQ go to 2093 Philadelphia Pike, #3129, Claymont, DE 19703.

Put ZIP 19703 on the envelope: Claymont is in Delaware, and a domestic certified letter is all it takes.

The letter greets the reader with “To Whom It May Concern,”; your own details sit under the labels Name, Address and E-mail.

Prefer to write it yourself? Use our letter template

Every address we hold for Cerebrum IQ, with the envelope wording

Before you cancel Cerebrum IQ, check these

Notice period: Cancel before renewal; all subscriptions auto-renew until cancelled. Work out your cancellation deadline.

  • Every subscription starts with a 7-day $0.99 trial that automatically converts to the selected subscription rate from day 8
  • Cancel before the trial ends to avoid the standard subscription rate
  • Automatic payments and renewals are authorized in the Terms (Sections 4.1 and 6.4)

Several states set rules for subscriptions that renew on their own. See what yours requires in automatic renewal laws by state.

Let Postbye cancel Cerebrum IQ for you

We write your letter, mail it by certified mail the next business day, and confirm when the cancellation went through. You keep the signed proof.

Cancel Cerebrum IQ

Cancelling a software or app subscription

Software plans are billed per plan or per seat, often yearly, and the app store version is billed by the store rather than the developer, so the request has to name the plan and who bills it.

A letter is the formal route: it states the request in writing, carries a date and, sent by certified mail, comes with proof of delivery.

Cerebrum IQ lets you cancel directly (online: self-service Cancellation Portal on cerebrumiq.com; support at help@cerebrumiq.com). A letter is the fallback that leaves a dated record when the direct route fails.

Cerebrum IQ cancellation at a glance

How Cerebrum IQ accepts cancellations
Online: self-service Cancellation Portal on cerebrumiq.com; support at help@cerebrumiq.com
Mailing address on file
2093 Philadelphia Pike #3129, Claymont, DE 19703, United States
Country
United States
Letter language
English (template en)
Category
Software & apps
Verified on

Cerebrum IQ cancellation questions

Where do I send my Cerebrum IQ cancellation letter?

Address the letter to Cerebrum IQ, 2093 Philadelphia Pike, #3129, Claymont, DE 19703.

How long does a cancellation letter to Cerebrum IQ take?

Cerebrum IQ's address is in Delaware. USPS states that First-Class Mail is delivered in 1 to 5 days. The delivery receipt records the day your letter actually arrived, and that is the date to quote. USPS: First-Class Mail

Does Cerebrum IQ require notice before I cancel?

The rule we recorded for Cerebrum IQ: Cancel before renewal; all subscriptions auto-renew until cancelled. Mail the letter early enough that its delivery receipt falls inside that window.

What do I need to cancel Cerebrum IQ?

Have the account email, the plan or product name and the invoice or order number from your latest receipt to hand. The details in the letter need to match what Cerebrum IQ has on file.

Will Cerebrum IQ confirm my cancellation?

The letter asks Cerebrum IQ to end the account, stop further charges and confirm in writing, but a reply is not guaranteed. What you can rely on is the delivery receipt: it shows the date Cerebrum IQ received the request. If a charge posts after that date, quote the receipt with your copy of the letter.

Does Cerebrum IQ have a free trial?

Every subscription starts with a 7-day $0.99 trial that automatically converts to the selected subscription rate from day 8.