How to Cancel Slack Free Trial | Postclic
Cancel Slack
Recipient
Sender
Cancel
When do you want to cancel?

By validating, I declare that I have read and accepted the terms and conditions and I confirm ordering the Postclic premium promotional offer of 48h for NGN 3,322.00 with a mandatory first month at NGN 81,389.00, then subsequently NGN 81,389.00/month with no commitment.

Nigeria

Cancellation service #1 in Nigeria

Termination letter drafted by a specialized lawyer
Sender
How to Cancel Slack Free Trial | Postclic
Slack
500 Howard St.
94105 San Francisco United States
feedback@slack.com
Subject: Cancellation of Slack contract

Dear Sir or Madam,

I hereby notify you of my decision to terminate the contract relating to the Slack service.
This notification constitutes a firm, clear and unequivocal intention to cancel the contract, effective at the earliest possible date or in accordance with the applicable contractual period.

Please take all necessary measures to:
– cease all billing from the effective date of cancellation;
– confirm in writing the proper processing of this request;
– and, if applicable, send me the final statement or balance confirmation.

This cancellation is addressed to you by certified e-mail. The sending, timestamping and content integrity are established, making it a probative document meeting electronic proof requirements. You therefore have all the necessary elements to proceed with regular processing of this cancellation, in accordance with applicable principles regarding written notification and contractual freedom.

In accordance with personal data protection rules, I also request:
– deletion of all my data not necessary for your legal or accounting obligations;
– closure of any associated personal account;
– and confirmation of actual data deletion according to applicable privacy rights.

I retain a complete copy of this notification as well as proof of sending.

to keep966649193710
Recipient
Slack
500 Howard St.
94105 San Francisco , United States
feedback@slack.com
REF/2025GRHS4

Cancel Slack: Easy Method

What is Slack

Overview

Slack is a team communication and collaboration platform used for messaging, file sharing, and integrations with other tools.

It offers tiered plans from a Free version to enterprise-grade offerings, designed for small teams through large organisations.

Key uses

Teams use Slack for real-time chat, searchable message history, huddles (audio), and app integrations.

Workspaces are managed by Workspace Owners and Admins who control billing and subscription settings.

How to cancel Slack

Cancel via the Slack website (recommended for Workspace Owners/Admins)

  • Sign in as a Workspace Owner or Admin at slack.com.
  • Go to Billing → Change subscription details → Downgrade to Free to cancel paid billing.
  • Access continues until the end of the current billing period; unused portions may sometimes become Slack credits.
  • See Slack billing guidance at Slack Help.

Cancel via iOS (App Store) or Android (Google Play)

  • iOS: Cancel the subscription through your Apple ID settings; subscriptions cannot be cancelled inside the Slack app.
  • Android: Cancel subscriptions billed through Google Play in Google Play Store → Payments & Subscriptions → Subscriptions.
  • App store rules and refund policies from Apple or Google apply; see guidance summarized at PostClic.

What happens when you cancel

Access and billing

After cancellation you retain access to paid features until the end of the current billing cycle.

Your subscription will not renew after that billing period unless you reactivate or upgrade again.

Data and workspace changes

Messages and files remain in the workspace according to the plan’s retention settings.

Downgrading to Free may limit message history and integrations; export options depend on your plan and workspace settings.

Will I get a refund?

Standard refund policy

Slack generally does not provide refunds or pro rata credits for unused time or partial billing periods.

You normally keep access until the end of your paid billing cycle, with no cash refund issued.

Exceptions and credits

  • In some cases a downgrade may generate a Slack credit (non-cash, non-transferable); credits are limited and expire per Slack’s policy.
  • Local mandatory consumer rights may override contractual terms in certain jurisdictions; contact support if you believe local law requires a refund.
  • See Slack’s trial and billing notes at Slack Help - Trials and the billing article above.

Slack plans and pricing

Pricing overview

Slack lists prices in USD; the following are approximate references and plan features for comparison.

Exact local billing amounts may differ and are shown in your billing settings at purchase.

Plans table

Plan Price (approx.) Billing period Key features
Free €0 Monthly 90-day message history, up to 10 apps, 1:1 huddles
Pro Approximately €6.60 Monthly (when billed annually) Unlimited message history, unlimited integrations, group huddles, basic AI
Business+ Approximately €11.40 Monthly (when billed annually) All Pro + advanced AI, SAML SSO, compliance exports
Enterprise+ / Enterprise Grid Custom Custom Enterprise-grade AI, security, multiple workspaces, compliance

Your consumer rights in Nigeria

Statutory protections

Nigerian consumer protection law may provide mandatory rights that cannot be excluded by contract.

If local law requires remedies such as a pro rata refund or correction of a faulty service, those rights may apply to Slack transactions in Nigeria.

Practical steps and contacts

  • Raise the issue first with Slack support and keep written records of requests and responses.
  • If you believe statutory rights apply, consider contacting the Federal Competition and Consumer Protection Commission (FCCPC) for guidance.

Customer experiences

Positive feedback

Many users praise Slack for keeping teams connected with a clean interface and useful integrations.

Users report the platform is intuitive and effective for day-to-day communication and coordination.

Common complaints

  • Delays or poor customer support responsiveness reported by some users.
  • Functional issues like slow notifications, unreliable calls, search or file retrieval frustrations, and login problems.
  • Frustration with account access and broken help flows have been reported.

Documentation checklist

What to gather before cancelling

  • Workspace name and URL, and confirmation you are a Workspace Owner or Admin.
  • Billing invoices and payment method details (credit card or App Store/Play Store account).
  • Subscription ID or plan name and current billing period end date.

Evidence and follow-up

  • Saved copies of cancellation confirmation screens or emails.
  • Support ticket numbers and correspondence timestamps if you contacted Slack support.
  • If cancelled via Apple/Google, screenshots of subscription cancellation in your Apple ID or Google Play account.

Common mistakes

Assuming in-app cancellation works

Users often try to cancel subscriptions from within the Slack mobile app; App Store and Google Play subscriptions must be cancelled through those stores.

Always verify the platform that billed you (Slack directly vs. App Store vs. Google Play) before attempting cancellation.

Expecting automatic refunds or immediate loss of access

Many expect immediate refunds or instant loss of access; Slack typically allows access until the billing period ends and does not usually refund unused time.

Also avoid cancelling the wrong account - confirm you are signed into the Workspace Owner/Admin account that manages billing.

Comparative recap

Quick comparison

Plan Cost (approx.) Message history Integrations Security / Enterprise features
Free €0 90-day history Up to 10 apps Basic
Pro ≈ €6.60 Unlimited Unlimited Standard business features, basic AI
Business+ ≈ €11.40 Unlimited Unlimited Advanced AI, SAML SSO, compliance exports
Enterprise+ / Grid Custom Unlimited, enterprise controls Unlimited, multi-workspace Enterprise-grade security & compliance

After cancelling

Confirm cancellation and keep records

Save any confirmation emails or screenshots that prove you downgraded or cancelled the subscription.

Monitor your billing statements to confirm no further charges are taken after the billing period ends.

Useful links and next steps

Address

Corporate address

Slack Technologies, LLC

500 Howard St., San Francisco, California 94105, United States

How to send formal correspondence

There is no Nigeria-specific postal address listed for cancellations; send formal letters to the corporate address above and include workspace and billing details.

Also use the Slack Help Center or your App Store/Google Play account for subscription actions and support requests.

FAQ

To cancel your Slack subscription via the website, sign in as a Workspace Owner or Admin at slack.com, go to Billing, then Change subscription details, and select Downgrade to Free. Ensure to keep proof of your cancellation request.

Slack generally does not provide refunds or pro rata credits for unused time after cancellation. You will retain access until the end of your current billing cycle, and no cash refund will be issued. For specific refund policies, refer to your contract.

If you signed up through the App Store, cancel your subscription via your Apple ID settings. For Google Play, go to the Google Play Store, select Payments & Subscriptions, then Subscriptions to cancel. Remember to keep proof of your cancellation.

After canceling your Slack subscription, you will retain access to your messages and files according to the plan’s retention settings. Downgrading to Free may limit your message history and integrations, so check your workspace settings for details.

To cancel Slack reminders, you can use the command /remind list to see your active reminders and then delete them individually. If you need further assistance, check your contract for official cancellation channels.

Important warning regarding service limitations

In the interest of transparency and prevention, it is essential to recall the inherent limitations of any dematerialized sending service, even when timestamped, tracked and certified. Guarantees relate to sending and technical proof, but never to the recipient's behavior, diligence or decisions.

Please note, Postclic cannot:

  • guarantee that the recipient receives, opens or becomes aware of your e-mail.
  • guarantee that the recipient processes, accepts or executes your request.
  • guarantee the accuracy or completeness of content written by the user.
  • guarantee the validity of an incorrect or outdated address.
  • prevent the recipient from contesting the legal scope of the mail.