All these disposable temporary email providers don't support IMAP and are temporary. I need aa hassle free solution (also on smartphone - IMAP). Can someone su

All these disposable temporary email providers don't support IMAP and are temporary. I need aa hassle free solution (also on smartphone - IMAP). Can someone suggest more free traditional email providers (beside GMail, Outlook.com, Yahoo) that are free forever, require no phone number to register, support IMAP.