@UlsterSurfer You appear to be misunderstanding.
Your email password will be exactly the same regardless of how you access your mail, either via app or via web browser.
If you can access your mails via a browser without entering your password, your browser must have stored your password which you can retrieve by inspecting your saved password list in the browser.
If you cannot retrieve it that way you will need to change your password. This can only be achieved by using a browser and following the forgotten details route here
Basic mail is only applicable to customers that no longer have a BT Broadband account.
Hmm, I've never encountered that. I'll try later when I have a bit more time.
No Cinderella effect here. Just changed password in webmail, opened MS Outlook 2010 immediately afterwards to be greeted with a wrong password form, entered new password and logged straight.
Also updated immediately on Android Blue Mail