Going with paid Mailbird now, impressive.
With Outlook simple setup you type in your email address and it replies like a dullard (can'r find servers), with mailbrid it tried all variations on potential mail-server names and found mail.smallseo.co.uk, not a big ask but Outlook is programmed in VB by microsoft morons so no surprise there with the lack of imagination.
£12 for a year and multiple accounts. Zoho was $12 for a year, single account but multiple aliases.