How to Cancel ADT Smart Home
ADT is a traditional home security provider with long-term contracts. Cancelling ADT usually requires calling customer service and may involve early termination fees. Check your contract terms carefully.
Steps verified March 2026
Quick Facts
Monthly cost
£28.99/mo
£347.88/year
Cancel online?
No — phone/letter required
Pause option?
No
Refund policy
Early termination fee of 75% of remaining contract balance.
After cancellation
Account data retained per legal requirements.
What to Watch Out For
- Long-term contracts with high early termination fees.
- Phone-only cancellation with retention tactics.
Direct Debit & Billing Warnings
- Many users report difficulty cancelling and unexpected early termination fees.
- Contract auto-renews for 1 year if not cancelled 30 days before expiry.
Cancellation Steps
Go directly to ADT Smart Home cancellation pageReview your contract
Check your ADT contract for the term length and early termination fee details.
Call ADT to cancel
Call ADT customer service at 800-238-2727 (US) or 0344 800 1999 (UK).
Request cancellation in writing
Follow up with a written cancellation letter sent via recorded delivery.
Return or keep equipment
ADT may require equipment return depending on your contract. Confirm with the agent.
Tips & Things to Know
- ADT contracts are typically 36 months — check for early termination fees.
- Send cancellation in writing via recorded delivery for proof.
- If moving house, ADT may transfer your service instead of cancelling.
- Negotiate — ADT may waive or reduce early termination fees to keep you.
Your Consumer Rights
- Consumer Rights Act 2015 for UK users.
- Right to cancel within 14-day cooling-off period for UK contracts.
Frequently Asked Questions
How much is the early termination fee?
Typically 75% of the remaining balance on your contract.
Can I cancel online?
No, ADT requires you to call to cancel.
What happens to the equipment?
Depending on your contract, you may own the equipment or need to return it.
Can I transfer my ADT service?
Yes, ADT offers a moving programme to transfer service to a new address.
Annual Cost
£347.88
per year for ADT Smart Home
Cancelling saves you this every year