I am a relatively happy FastMail customer, but I have two main complaints: - Their spam filtering is atrocious. - In the next 5 years I expect my family to ex

I am a relatively happy FastMail customer, but I have two main complaints: - Their spam filtering is atrocious. - In the next 5 years I expect my family to expand and part of what drove me to FastMail was their family plan. That no longer exists. I have never heard of Runbox before your post and after a quick glance at their website, I am intrigued. What other services did you consider?