BT Email

Free plan · paid from £7.50/mo

What the maker publishes

Email aliases

Yes source

App limitation

Basic BT Email customers cannot use the BT Email app and are directed to webmail. source

Company history

BT says its roots trace to the Electric Telegraph Company, founded in 1846. source

Custom domain

No source

Email clients

BT documents setup with clients such as Apple Mail, Outlook and Windows Mail using IMAP or POP3, SMTP and SSL/TLS settings. source

Email service

BT Email provides email addresses ending in @btinternet.com, @btopenworld.com or @talk21.com, with Standard, Premium and Basic account types. source

Free plan

Yes source

Headquarters

BT Group plc lists its registered office at 1 Braham Street, London, E1 8EE. source

Integrations

The BT Email app only allows adding BT addresses ending in @btinternet.com, @btopenworld.com or @talk21.com. source

Login protection

BT says an account is temporarily locked if incorrect login details are entered too many times, and suspicious activity prompts account security steps and a password change. source

Mobile apps

The BT Email app is available for iOS 16.0 or later and Android 11 or later. source

Platform access

web_and_mobile source

Premium eligibility

To get Premium email, customers must live in the UK and have a UK bank account. source

Secure connections

BT recommends IMAP and SMTP with SSL or TLS enabled, and says SSL or TLS encrypts data sent between the email client and BT Email server. source

Security

BT lists protection from viruses, spam and phishing for Standard, Premium and Basic email. source

Standard availability

Standard email was available only to BT Broadband customers who registered before 26 October 2022, though another BT Broadband customer can set up an account for someone. source

Support

BT lists UK-based technical support for Standard, Premium and Basic email; Premium support and cancellation are available by phone during stated weekday and weekend hours. source

Webmail

BT Email can be accessed online, and Basic accounts are limited to browser access at bt.com. source

Checked against the maker's pages on 11 Oct 2026.